Cosmoscope DB

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All extensions

  • syntax-highlight — rendered with syntax highlighting (1435)
  • special-renderer — a dedicated preview card (456)
  • native-sufficient — macOS Quick Look already handles it (115)
  • not-a-file — not a standalone file: URI schemes, container atoms, system artifacts (46); documented for reference, nothing to preview
  • gap — not yet supported; the honest backlog (3031)

long-tail (175)

  • .wia — Wii disc image Not yet supportedrare
  • .wim2 — wim2 data format Not yet supportedrare
  • .win — win data format Not yet supportedrare
  • .winmail.dat — TNEF message Not yet supportedrare
  • .witness_campaign — witness_campaign data format Not yet supportedrare
  • .wj1 — wj1 data format Not yet supportedrare
  • .wj3 — wj3 data format Not yet supportedrare
  • .wk3 — Lotus 1-2-3 spreadsheet Not yet supportedrare
  • .wk4 — Lotus 1-2-3 spreadsheet Not yet supportedrare
  • .wkb — Well-known binary file encoding geographic geometry data Not yet supportedrare
  • .wkdownload — Partially downloaded file Not yet supportedrare
  • .wm — wm data format Not yet supportedrare
  • .wmd — wmd data format Not yet supportedrare
  • .wmdb — Windows Media Player library database of media and playlists Not yet supportedrare
  • .wmlc — compiled Wireless Markup Language page for WAP browsing Not yet supportedrare
  • .wmlsc — compiled WMLScript bytecode run on WAP mobile devices Not yet supportedrare
  • .wmz — compressed Windows Media skin package, zip-based Not yet supportedrare
  • .wos — WebObjects script used by Apple WebObjects web applications Not yet supportedrare
  • .wp — WordPerfect document Not yet supportedrare
  • .wp4 — WordPerfect document Not yet supportedrare
  • .wpg — WordPerfect/Drawperfect image Not yet supportedrare
  • .wpi — wpi data format Not yet supportedrare
  • .wpk — wpk data format Not yet supportedrare
  • .wpm — wpm data format Not yet supportedrare
  • .wpp — WordPerfect document Not yet supportedrare
  • .wpress — WordPress site archive exported by the All-in-One WP Migration plugin Not yet supportedrare
  • .wps — Microsoft Works document Not yet supportedrare
  • .wqd — wqd data format Not yet supportedrare
  • .wr1 — wr1 data format Not yet supportedrare
  • .wrk — Cakewalk digital audio workstation project file Not yet supportedrare
  • .wsb — Windows Sandbox configuration file, XML, sets up a sandbox VM Not yet supportedrare
  • .wspolicy — WS-Policy web service policy document in XML Not yet supportedrare
  • .wt4 — wt4 data format Not yet supportedrare
  • .wtb — wtb data format Not yet supportedrare
  • .wtx — wtx data format Not yet supportedrare
  • .wuhb — Wii U homebrew application bundle Not yet supportedrare
  • .wwf — WWF document Not yet supportedrare
  • .wXX — wXX data format Not yet supportedrare
  • .x32 — x32 data format Not yet supportedrare
  • .x3db — X3D 3D scene in binary encoding, ISO web3d format Not yet supportedrare
  • .x3dbz — gzip-compressed X3D 3D scene in binary encoding Not yet supportedrare
  • .x3dv — X3D 3D scene in classic VRML-style text encoding Not yet supportedrare
  • .x3dvz — gzip-compressed X3D 3D scene in VRML-style encoding Not yet supportedrare
  • .x3dz — gzip-compressed X3D 3D scene in XML encoding Not yet supportedrare
  • .x64 — Commodore C64 headered disk image Not yet supportedrare
  • .xa — xa data format Not yet supportedrare
  • .xac — GnuCash financial data Not yet supportedrare
  • .xap — Silverlight application package deployed to the web browser plugin Not yet supportedrare
  • .xar — XAR archive Not yet supportedrare
  • .xbap — XAML Browser Application running WPF content in a browser Not yet supportedrare
  • .xbd — xbd data format Not yet supportedrare
  • .xbe — Xbox original console executable binary image Not yet supportedrare
  • .xbel — XBEL bookmarks Not yet supportedrare
  • .xbf — XAML Binary Format, compiled UI markup for WPF or UWP apps Not yet supportedrare
  • .xbrl — XBRL business and financial reporting document in XML Not yet supportedrare
  • .xbt — xbt data format Not yet supportedrare
  • .xcappdata — Xcode package holding app data captured from an iOS device Not yet supportedrare
  • .xcarchive — Xcode application archive produced by building an iOS or macOS app Not yet supportedrare
  • .xcconfig — Xcode build configuration file, plain-text build settings Not yet supportedrare
  • .xccrashpoint — Xcode diagnostics package holding app crash report data Not yet supportedrare
  • .xcdiskwritelog — Xcode diagnostics log recording app disk-write activity Not yet supportedrare
  • .xcdiskwritepoint — Xcode diagnostics package recording app disk-write activity Not yet supportedrare
  • .xcfeedbackpoint — Xcode diagnostics package holding app feedback data Not yet supportedrare
  • .xcfgz — xcfgz data format Not yet supportedrare
  • .xcfilelist — Xcode build file list enumerating paths, used by CocoaPods Not yet supportedrare
  • .xcframework — Xcode framework bundle supporting multiple platforms and architectures Not yet supportedrare
  • .xchanglog — xchanglog data format Not yet supportedrare
  • .xchangpoint — xchangpoint data format Not yet supportedrare
  • .xci — Nintendo Switch ROM Not yet supportedcommon
  • .xclaunchlog — Xcode diagnostics log of app launch performance metrics Not yet supportedrare
  • .xclaunchpoint — Xcode diagnostics package with app launch performance data Not yet supportedrare
  • .xcloc — Xcode localization package holding translated strings Not yet supportedrare
  • .xcmappingmodel — Core Data mapping model for store migration, edited in Xcode Not yet supportedrare
  • .xcmetricsdata — Xcode metrics package with app performance statistics Not yet supportedrare
  • .xcode — xcode data format Not yet supportedrare
  • .xcodeproj — Xcode project bundle holding build targets and settings Not yet supportedrare
  • .xcplaygroundpage — Xcode Swift playground page package with source and resources Not yet supportedrare
  • .xcplugin — Xcode plugin package for source editor extensions Not yet supportedrare
  • .xcplugindata — Xcode plug-in data package holding extension state Not yet supportedrare
  • .xcprivacy — Apple privacy manifest declaring required-reason API usage Not yet supportedrare
  • .xcprocessorusagelog — Xcode diagnostics log recording app CPU usage Not yet supportedrare
  • .xcprocessorusagepoint — Xcode diagnostics package with app CPU usage data Not yet supportedrare
  • .xcresult — Xcode test result bundle produced by xcodebuild or Xcode runs Not yet supportedrare
  • .xcscheme — Xcode scheme file defining build, run, and test configurations Not yet supportedrare
  • .xcsnapshots — Xcode snapshots package with captured app state images Not yet supportedrare
  • .xcstickers — Xcode sticker pack package for Messages sticker apps Not yet supportedrare
  • .xctest — Xcode test bundle containing compiled unit or UI tests Not yet supportedrare
  • .xctestplan — Xcode test plan defining which tests and configs to run Not yet supportedrare
  • .xctestproducts — Xcode build products package for test bundles Not yet supportedrare
  • .xctestrun — xcodebuild test-run file describing how to run built tests Not yet supportedrare
  • .xctoolchain — Xcode toolchain package of custom compiler and SDK tools Not yet supportedrare
  • .xcworkspace — Xcode workspace bundle grouping multiple projects together Not yet supportedrare
  • .xdelta — Xdelta binary patch file applying diffs to an original file Not yet supportedrare
  • .xdf — xdf data format Not yet supportedrare
  • .xdgapp — Flatpak application bundle Not yet supportedrare
  • .xdm — xdm data format Not yet supportedrare
  • .xdssc — xdssc data format Not yet supportedrare
  • .xdw — Fuji Xerox DocuWorks document format, common in Japanese offices Not yet supportedrare
  • .xe — xe data format Not yet supportedrare
  • .xenc — XML encryption data Not yet supportedrare
  • .xer — Primavera P6 project export, imported by Primavera scheduling software Not yet supportedrare
  • .xesc — Microsoft Expression Encoder screen capture video Not yet supportedrare
  • .xex — Xbox 360 console executable binary image Not yet supportedrare
  • .xfdl — XFDL electronic form document, XML-based forms description Not yet supportedrare
  • .xhtm — XHTML web page, HTML serialized as XML, rendered by web browsers Not yet supportedrare
  • .xhvml — xhvml data format Not yet supportedrare
  • .xia — xia data format Not yet supportedrare
  • .xif — xif data format Not yet supportedrare
  • .ximg — ximg data format Not yet supportedrare
  • .xip — Apple XIP archive, signed and compressed app delivery format Not yet supportedrare
  • .xis — xis data format Not yet supportedrare
  • .xlr — Microsoft Works document Not yet supportedrare
  • .xms — xms data format Not yet supportedrare
  • .xnb — XNA Game Studio compiled content package, read by MonoGame Not yet supportedrare
  • .xo — xo data format Not yet supportedrare
  • .xo8 — CHIP-8 program Not yet supportedrare
  • .xoj — Xournal handwritten notes document with ink annotations Not yet supportedrare
  • .xop — XOP package, XML with binary parts optimized for MIME Not yet supportedrare
  • .xowa — XOWA offline wiki data file read by the XOWA application Not yet supportedrare
  • .xp — xp data format Not yet supportedrare
  • .xpa — xpa data format Not yet supportedrare
  • .xpr — Xilinx Vivado project file for FPGA designs Not yet supportedrare
  • .xpw — xpw data format Not yet supportedrare
  • .xpx — xpx data format Not yet supportedrare
  • .xsf — xsf data format Not yet supportedrare
  • .xsm — xsm data format Not yet supportedrare
  • .xsn — Microsoft InfoPath form template package Not yet supportedrare
  • .xvm — xvm data format Not yet supportedrare
  • .xvml — xvml data format Not yet supportedrare
  • .xx — XXencode-encoded binary file, plain text, decoded with xxdecode Not yet supportedrare
  • .xxe — XX-encoded binary data, plain text encoding like uuencode Not yet supportedrare
  • .xxx — xxx data format Not yet supportedrare
  • .yin — YIN file, XML syntax representation of a YANG data model Not yet supportedrare
  • .ym — YM chiptune music file, Atari ST ST-Sound tracker log Not yet supportedrare
  • .ymm — ymm data format Not yet supportedrare
  • .ypp — Yacc parser grammar source, plain text, processed by yacc or Bison Not yet supportedrare
  • .yxx — yxx data format Not yet supportedrare
  • .yymp — GameMaker marketplace asset package for sharing game resources Not yet supportedrare
  • .yymps — GameMaker asset package for sharing project resources Not yet supportedrare
  • .yyz — GameMaker Studio 2 project archive, zipped project export Not yet supportedrare
  • .z01 — split ZIP archive volume, first part of a multi-volume set Not yet supportedrare
  • .z1 — Infocom Z-machine story data Not yet supportedrare
  • .z2 — Infocom Z-machine story data Not yet supportedrare
  • .z4 — Infocom Z-machine story data Not yet supportedrare
  • .z5 — Infocom Z-machine story data Not yet supportedrare
  • .z6 — Infocom Z-machine story data Not yet supportedrare
  • .z7 — Infocom Z-machine story data Not yet supportedrare
  • .z8 — Infocom Z-machine story data Not yet supportedrare
  • .zaz — zaz data format Not yet supportedrare
  • .zigbee — Zigbee wireless network data Not yet supportedrare
  • .zim — OpenZIM file Not yet supportedrare
  • .zir — zir data format Not yet supportedrare
  • .zirz — zirz data format Not yet supportedrare
  • .zmm — zmm data format Not yet supportedrare
  • .zom — zom data format Not yet supportedrare
  • .zrx — zrx data format Not yet supportedrare
  • .zx-state — ZX Spectrum SZX snapshot Not yet supportedrare
  • .zxc — zxc data format Not yet supportedrare
  • .zz — Zlib archive Not yet supportedrare
  • .about — About URI Scheme Not a file (scheme/atom)rare
  • .blob — Blob URI Scheme Not a file (scheme/atom)rare
  • .chrome — chrome URI scheme, Mozilla's internal protocol addressing application packages within XULRunner and Firefox Not a file (scheme/atom)rare
  • .file — file URI scheme, the RFC 8089 addressing scheme referencing local filesystem paths in browsers Not a file (scheme/atom)rare
  • .ftp — FTP protocol files referencing the RFC 959 File Transfer Protocol for network file exchange Not a file (scheme/atom)rare
  • .fuse — FUSE filesystem API files for user-space filesystems implemented with the FUSE library Not a file (scheme/atom)rare
  • .https — HTTPS protocol artifact referencing the TLS-secured Hypertext Transfer Protocol used by the web Not a file (scheme/atom)rare
  • .nfs — NFS protocol artifact referencing the Network File System used for shared Unix storage Not a file (scheme/atom)rare
  • .search — Windows Search API Not a file (scheme/atom)rare
  • .sftp — SFTP Protocol Not a file (scheme/atom)rare
  • .smb — SMB Protocol Not a file (scheme/atom)rare
  • .ssh — SSH Protocol Not a file (scheme/atom)rare
  • .thumbcache — Windows Thumbnail Cache Not a file (scheme/atom)rare
  • .thumbnail — Windows Thumbnail API Not a file (scheme/atom)rare
  • .thumbnails — GNOME Thumbnail Cache Not a file (scheme/atom)rare
  • .webdav — WebDAV Protocol Not a file (scheme/atom)rare

markup-docs (198)

  • ._helpers.tpl — Go Template Syntax highlightedrare
  • .1 — Roff man page source for user commands (section 1), plain text rendered by man Syntax highlightedrare
  • .1in — Roff man page source, plain text, rendered by the man program Syntax highlightedrare
  • .1m — Roff man page source for maintenance commands (section 1m), rendered by man Syntax highlightedrare
  • .1x — Roff man page source for X Window programs (section 1x), rendered by man Syntax highlightedrare
  • .2 — Roff man page source for system calls (section 2), plain text rendered by man Syntax highlightedrare
  • .3 — Roff man page source for library functions (section 3), rendered by man Syntax highlightedrare
  • .3in — Roff man page source, plain text, rendered by the man program Syntax highlightedrare
  • .3m — Roff man page source for library functions (section 3m), rendered by man Syntax highlightedrare
  • .3p — Roff man page source for POSIX library functions (section 3p), rendered by man Syntax highlightedrare
  • .3pm — Roff man page source for Perl modules (section 3pm), plain text rendered by man Syntax highlightedrare
  • .3qt — Roff man page source for Qt library functions (section 3qt), rendered by man Syntax highlightedrare
  • .3x — Roff man page source for X Window library functions (section 3x), rendered by man Syntax highlightedrare
  • .4 — Roff man page source for devices and interfaces (section 4), rendered by man Syntax highlightedrare
  • .5 — Roff man page source for file formats (section 5), plain text rendered by man Syntax highlightedrare
  • .6 — Roff man page source for games (section 6), plain text rendered by man Syntax highlightedrare
  • .7 — Roff man page source for conventions and miscellany (section 7), rendered by man Syntax highlightedrare
  • .8 — Roff man page source for system administration commands (section 8), read by man Syntax highlightedrare
  • .9 — Roff man page source for kernel internals (section 9), plain text rendered by man Syntax highlightedrare
  • .adoc — AsciiDoc markup document, plain text rendered by asciidoctor Syntax highlightedcommon
  • .antlers.html — Antlers template markup blended with HTML, rendered by the Statamic CMS Syntax highlightedrare
  • .antlers.php — Antlers template markup with embedded PHP, rendered by the Statamic CMS Syntax highlightedrare
  • .antlers.xml — Antlers template markup producing XML output, rendered by the Statamic CMS Syntax highlightedrare
  • .apib — API Blueprint Syntax highlightedrare
  • .asciidoc — AsciiDoc markup document, plain text rendered by asciidoctor Syntax highlightedrare
  • .atom — Atom syndication feed, an XML format for publishing regularly updated web content in feed readers Syntax highlighteduniversal
  • .aux — TeX auxiliary file recording cross-references, regenerated by LaTeX runs Syntax highlightedrare
  • .bbx — BibLaTeX bibliography style file, plain text loaded by biblatex Syntax highlightedrare
  • .bib — BibTeX bibliography database of references, read by BibTeX and LaTeX Syntax highlightedcommon
  • .bibtex — BibTeX bibliography database of references, plain text Syntax highlightedrare
  • .blade — Blade template markup with embedded PHP, rendered by the Laravel framework Syntax highlightedrare
  • .blade.php — Laravel Blade Syntax highlightedcommon
  • .bs — Bikeshed specification document, plain text rendered to HTML by Bikeshed Syntax highlightedrare
  • .cbx — BibLaTeX citation style file, plain text loaded by biblatex Syntax highlightedrare
  • .chem — Chem troff preprocessor input describing chemical structure diagrams Syntax highlightedrare
  • .CITATION — Plain-text citation instructions for a published software package Syntax highlightedrare
  • .CITATIONS — Plain-text citation instructions listing references for a software package Syntax highlightedrare
  • .click.me — Plain text readme-style document, opened by any text editor Syntax highlightedrare
  • .cls — LaTeX class Syntax highlightedcommon
  • .contents.lr — Lektor content file in Markdown, read by the Lektor static-site generator Syntax highlightedrare
  • .COPYING — Plain-text software license file describing copying terms Syntax highlightedrare
  • .COPYING.regex — Plain-text license file for a regular expression library Syntax highlightedrare
  • .COPYRIGHT.regex — Plain-text copyright notice for a regular expression library Syntax highlightedrare
  • .css — Cascading Style Sheets, the stylesheet language styling HTML documents standardized by the W3C Syntax highlighteduniversal
  • .delete.me — Placeholder text file marking an otherwise empty directory Syntax highlightedrare
  • .dj — Djot lightweight markup document, rendered to HTML by djot processors Syntax highlightedniche
  • .drawio — Draw.io diagram, the XML document format of the diagrams.net drawing application Syntax highlighteduniversal
  • .dtx — LaTeX documented source, processed by docstrip to generate package code Syntax highlightedrare
  • .dust — Dust Template Syntax highlightedniche
  • .ecr — Embedded Crystal template mixing HTML with Crystal code, rendered server-side Syntax highlightedrare
  • .ect — EJS-style template with embedded JavaScript, rendered to HTML output Syntax highlightedrare
  • .edge — Edge template with embedded syntax, rendered to HTML by the AdonisJS framework Syntax highlightedrare
  • .ejs.t — EJS template test file rendered to HTML by EJS tooling Syntax highlightedrare
  • .epsi — Encapsulated PostScript image in ASCII form, placed into documents Syntax highlightedrare
  • .eqnrc — roff eqn preprocessor startup file, sourced by eqn to set defaults Syntax highlightedrare
  • .erb — Embedded Ruby Syntax highlightedcommon
  • .erb.deface — Deface ERB override template patching Rails views at runtime Syntax highlightedrare
  • .FONTLOG — Plain-text font changelog documenting the version history of a typeface Syntax highlightedrare
  • .fountain — Fountain Screenplay Syntax highlightedcommon
  • .gmi — Gemini text markup document, served over Gemini and read by Gemini clients Syntax highlightedrare
  • .gohtml — Go Template Syntax highlightedrare
  • .gotmpl — Go Template Syntax highlightedrare
  • .haml.deface — Haml template variant used by Spree Deface to override Rails views Syntax highlightedrare
  • .heex — Embedded Elixir HTML template rendered by the Phoenix web framework Syntax highlightedrare
  • .hta — HTML Application script run by mshta as a desktop application Syntax highlightedrare
  • .htm — Hypertext Markup Language document, the web page format rendered by browsers per W3C specifications Syntax highlighteduniversal
  • .html — Hypertext Markup Language page, the foundational web document format parsed and rendered by browsers Syntax highlighteduniversal
  • .html.eex — Phoenix HTML template with embedded Elixir expressions for server-side rendering Syntax highlightedrare
  • .html.hl — HTML page markup variant, rendered by web browsers Syntax highlightedrare
  • .html.tmpl — Go Template Syntax highlightedrare
  • .ins — LaTeX docstrip install script unpacking package sources, run by TeX Syntax highlightedrare
  • .INSTALL — Plain-text installation instructions for building a software package Syntax highlightedrare
  • .INSTALL.mysql — Plain-text installation instructions for the MySQL database Syntax highlightedrare
  • .j2 — Jinja2 template Syntax highlightedcommon
  • .jinja — Jinja2 template Syntax highlightedcommon
  • .jinja2 — Jinja2 template with placeholder expressions, rendered by Python Jinja Syntax highlightedrare
  • .jst — Embedded JavaScript template rendered to HTML by EJS-style engines Syntax highlightedrare
  • .keep.me — Placeholder text file keeping an empty directory in version control Syntax highlightedrare
  • .latte — Latte PHP template with sandboxed syntax, rendered by the Latte engine Syntax highlightedrare
  • .lbx — Biblatex localization file with strings, loaded by the biblatex package Syntax highlightedrare
  • .leex — Phoenix LiveView Elixir template rendered on the server Syntax highlightedrare
  • .less — Less CSS Syntax highlightedcommon
  • .LICENSE — Plain-text software license file stating usage and redistribution terms Syntax highlightedrare
  • .LICENSE.mysql — Plain-text software license file for the MySQL database Syntax highlightedrare
  • .livemd — Livebook Markdown notebook with Elixir code cells, run in Livebook Syntax highlightedrare
  • .ltx — LaTeX source Syntax highlightedcommon
  • .ly — LilyPond music engraving source, rendered to scores by LilyPond Syntax highlightedniche
  • .man — Man page source Syntax highlightedcommon
  • .markdown — Markdown lightweight markup document, rendered to HTML by many tools Syntax highlightedrare
  • .marko — Marko Template Syntax highlightedniche
  • .mdoc — BSD mdoc manual page source in roff, rendered by the man formatter Syntax highlightedrare
  • .mdown — Markdown document with lightweight markup, rendered to HTML by viewers Syntax highlightedrare
  • .mdwn — Markdown wiki or note document rendered to HTML by viewers Syntax highlightedrare
  • .mdx — MDX document mixing Markdown prose with JSX components, built by MDX tooling Syntax highlightedcommon
  • .me — Roff me macro manual page source, rendered by troff tooling Syntax highlightedrare
  • .mkd — Markdown variant Syntax highlightedcommon
  • .mkdn — Markdown text document mixing prose and formatting, rendered by viewers Syntax highlightedrare
  • .mkdown — Markdown document with lightweight markup, converted to HTML by tools Syntax highlightedrare
  • .mkii — ConTeXt Mark II document source, typeset by the TeX engine Syntax highlightedrare
  • .mkiv — ConTeXt Mark IV document source, typeset by LuaTeX Syntax highlightedrare
  • .mkvi — ConTeXt Mark VI document source, typeset by LuaTeX Syntax highlightedrare
  • .mmn — Roff manual source with mm macro extensions, formatted by groff Syntax highlightedrare
  • .mmt — Roff typesetting source with mm macros, formatted by groff Syntax highlightedrare
  • .mustache — Mustache Template Syntax highlightedcommon
  • .NEWS — Plain-text changelog summarizing notable changes between software releases Syntax highlightedrare
  • .njk — Nunjucks Template Syntax highlightedcommon
  • .Notebook — Jupyter Notebook Syntax highlightedrare
  • .org — Org-mode plain-text document for notes and outlines, opened in Emacs Syntax highlightedcommon
  • .package.mask — Portage package mask list, plain text, read by Gentoo's emerge package manager Syntax highlightedrare
  • .package.use.mask — Portage per-package USE flag mask list, plain text, read by Gentoo emerge Syntax highlightedrare
  • .package.use.stable.mask — Portage stable-package USE flag mask list, plain text, read by Gentoo emerge Syntax highlightedrare
  • .pcss — PostCSS stylesheet source, plain text, transformed by PostCSS plugins into CSS Syntax highlightedrare
  • .pod — Perl POD Syntax highlightedniche
  • .pod6 — Pod 6 Syntax highlightedrare
  • .postcss — PostCSS stylesheet source, plain text, transformed by PostCSS plugins into CSS Syntax highlightedcommon
  • .ps — PostScript page description source, plain text, rendered by printers and Ghostscript Syntax highlightedrare
  • .qmd — Quarto Markdown Syntax highlightedcommon
  • .read.me — Plain-text readme document describing a software project, opened in any text editor Syntax highlightedrare
  • .readme.1st — Plain-text readme document describing a software project, opened in any text editor Syntax highlightedrare
  • .README.me — Plain-text readme document introducing a software project Syntax highlightedrare
  • .README.mysql — Plain-text readme documentation for the MySQL database Syntax highlightedrare
  • .README.nss — Plain-text readme documentation for the NSS security library Syntax highlightedrare
  • .README.pc — Plain-text readme file with accompanying project documentation Syntax highlightedrare
  • .rest — reStructuredText document, plain text, rendered by Sphinx and docutils Syntax highlightedrare
  • .rest.txt — reStructuredText document, plain text, rendered by Sphinx and docutils Syntax highlightedrare
  • .rhtml — HTML template with embedded Ruby (ERB), plain text, rendered by Rails applications Syntax highlightedrare
  • .riot — Riot Tag Syntax highlightedniche
  • .rmd — R Markdown Syntax highlightedcommon
  • .rnw — Sweave document mixing R code and LaTeX, plain text, processed by Sweave in R Syntax highlightedrare
  • .roff — Troff/nroff formatted manual page source, plain text, rendered by troff text processors Syntax highlightedniche
  • .ronn — Markdown manual page source, plain text, processed by ronn into roff man pages Syntax highlightedrare
  • .rss — RSS Feed Syntax highlighteduniversal
  • .rst — reStructuredText document, plain text, rendered by Sphinx and docutils Syntax highlightedcommon
  • .rst.txt — reStructuredText document, plain text, rendered by Sphinx and docutils Syntax highlightedrare
  • .sass — Sass Indented Syntax highlightedcommon
  • .scaml — Scaml Haml-style template for Scala, plain text, rendered by the Scalate engine Syntax highlightedrare
  • .scd — Markdown documentation source, plain text, rendered by Markdown processors Syntax highlightedrare
  • .scss — Sass CSS Syntax highlighteduniversal
  • .snippet — Vim Snippet Syntax highlightedrare
  • .snippets — Vim Snippet Syntax highlightedrare
  • .soy — Closure Templates Syntax highlightedrare
  • .sss — SugarSS stylesheet, whitespace-sensitive CSS preprocessor syntax Syntax highlightedrare
  • .stencil — Stencil Component Syntax highlightedniche
  • .sty — LaTeX style Syntax highlightedcommon
  • .styl — Stylus CSS Syntax highlightedniche
  • .tea — Tea template file, markup rendered by Tea-compatible template engines Syntax highlightedrare
  • .templ — templ Go HTML template source, compiled to Go code by the templ CLI Syntax highlightedrare
  • .test.me — Text Syntax highlightedrare
  • .tex — LaTeX typesetting source, compiled to PDF by pdflatex or xelatex Syntax highlighteduniversal
  • .tftpl — Terraform Template Syntax highlightedrare
  • .tmac — Roff macro-definition file, processed by troff and groff formatters Syntax highlightedrare
  • .tmpl — Go Template Syntax highlightedrare
  • .toc — LaTeX table-of-contents file, generated and reread by LaTeX compilers Syntax highlightedrare
  • .tpl — Go Template Syntax highlightedrare
  • .troff — Troff document source, formatted by troff or groff typesetting tools Syntax highlightedcommon
  • .troffrc — groff formatter startup configuration, read when troff begins Syntax highlightedrare
  • .troffrc-end — groff formatter end configuration, read when troff input completes Syntax highlightedrare
  • .typ — Typst document source, compiled to PDF by the Typst typesetting engine Syntax highlightedcommon
  • .use.mask — Gentoo Portage USE-flag mask list, read by the emerge package manager Syntax highlightedrare
  • .use.stable.mask — Gentoo Portage stable-branch USE-flag mask list, read by emerge Syntax highlightedrare
  • .vtl — Velocity Template Language Syntax highlightedrare
  • .vto — Vento template file, markup rendered by the Vento template engine Syntax highlightedrare
  • .workbook — Markdown workbook document, plain text notes viewed in editors Syntax highlightedrare
  • .xht — XHTML web-page markup, XML-based HTML rendered by browsers Syntax highlightedrare
  • .xhtml — XHTML web-page markup, XML-based HTML rendered by web browsers Syntax highlightedcommon
  • .yasnippet — YASnippet Emacs template definition, loaded by the yasnippet package Syntax highlightedrare
  • .bbcode — BBCode forum markup, plain text rendered to HTML by web forums Not yet supportedrare
  • .blp — Blueprint UI definition language source for GNOME, compiled by blueprint-compiler Not yet supportedrare
  • .bru — Bruno API request document, plain text read by the Bruno HTTP client Not yet supportedrare
  • .cook — Cooklang recipe source, plain text, parsed by Cooklang recipe tools Not yet supportedrare
  • .creole — Creole wiki markup document, rendered to HTML by wiki engines Not yet supportedrare
  • .d2 — D2 diagram-as-code source, rendered to images by the d2 tool Not yet supportedrare
  • .eta — Eta Template Not yet supportedniche
  • .kit — Kit Not yet supportedrare
  • .kv — Kivy language layout file describing widget trees, loaded by Python Kivy apps Not yet supportedrare
  • .mask — Mask lightweight markup document combining prose and code blocks Not yet supportedrare
  • .mathml — MathML mathematical formula markup, rendered by browsers and math tools Not yet supportedcommon
  • .mediawiki — MediaWiki wiki page markup, rendered by MediaWiki sites like Wikipedia Not yet supportedrare
  • .mermaid — Mermaid diagram definition, rendered to charts by Mermaid tooling Not yet supportedrare
  • .mmd — Mermaid diagram definition, rendered to flowcharts by Mermaid tools Not yet supporteduniversal
  • .mtml — MTML Not yet supportedrare
  • .muse — Muse plain-text markup for documents, published by Emacs Muse and amusewiki Not yet supportedrare
  • .no — Text Not yet supportedrare
  • .per — Genero per Not yet supportedrare
  • .puml — PlantUML diagram definition file, plain text, rendered by PlantUML into images Not yet supportedcommon
  • .razor — Razor template mixing HTML and C#, plain text, rendered by ASP.NET Core Not yet supportedrare
  • .rdoc — RDoc documentation source, plain text, processed into Ruby API documentation Not yet supportedrare
  • .rnh — RUNOFF markup source, plain text, processed by RUNOFF text formatting tools Not yet supportedrare
  • .rno — RUNOFF markup source, plain text, processed by RUNOFF text formatting tools Not yet supportedrare
  • .slim — Slim template Not yet supportedniche
  • .slint — Slint user-interface description file, compiled by the Slint toolkit Not yet supportedrare
  • .snip — Vim Snippet Not yet supportedrare
  • .texi — Texinfo documentation source, processed by makeinfo into manuals Not yet supportedrare
  • .texinfo — Texinfo documentation source, processed by makeinfo into manuals Not yet supportedrare
  • .textile — Textile markup document, rendered to HTML by Textile processors Not yet supportedrare
  • .txi — Texinfo document fragment, included into larger Texinfo manuals Not yet supportedrare
  • .wiki — Wiki markup Not yet supportedniche
  • .wikitext — Wikitext page source, rendered by MediaWiki-based wiki software Not yet supportedrare

programming-languages (127)

  • .gco — G-code CNC machining program, executed by a 3D-printer or mill controller Dedicated rendererrare
  • ._coffee — CoffeeScript source file, plain text compiled to JavaScript Syntax highlightedrare
  • ._emacs — Emacs Lisp Syntax highlightedrare
  • ._js — JavaScript source file, plain text executed by a JS runtime Syntax highlightedrare
  • ._vimrc — Vim script Syntax highlightedrare
  • .4th — Forth stack-based language source, plain text run by a Forth interpreter Syntax highlightedrare
  • .6pl — Raku (Perl 6) language source, plain text run by a Raku interpreter Syntax highlightedrare
  • .6pm — Raku (Perl 6) module source, plain text run by a Raku interpreter Syntax highlightedrare
  • .8xp.txt — TI Program Syntax highlightedrare
  • .abap — ABAP enterprise language source, plain text run on SAP systems Syntax highlightedrare
  • .abbrev_defs — Emacs Lisp Syntax highlightedrare
  • .ack — Perl script, plain text executed by the perl interpreter Syntax highlightedrare
  • .ada — Ada systems programming language source, compiled by an Ada compiler Syntax highlightedniche
  • .adb — Ada body Syntax highlightedniche
  • .adp — Tcl script embedding HTML, plain text run by Tcl-based web servers Syntax highlightedrare
  • .ads — Ada spec Syntax highlightedniche
  • .agda — Agda dependently-typed proof language source, plain text Syntax highlightedrare
  • .ah1 — AutoHotkey scripting language source, plain text run by AutoHotkey v1 Syntax highlightedrare
  • .ah2 — AutoHotkey scripting language source, plain text run by AutoHotkey v2 Syntax highlightedrare
  • .ahk — AutoHotkey scripting language source, plain text run by AutoHotkey Syntax highlightedcommon
  • .ahkl — AutoHotkey scripting language source, plain text run by AutoHotkey Syntax highlightedrare
  • .aj — AspectJ aspect-oriented Java extension source, compiled by the ajc compiler Syntax highlightedrare
  • .al — AL language source for Microsoft Dynamics 365 Business Central extensions Syntax highlightedrare
  • .ampl — AMPL mathematical optimization modeling language source, plain text Syntax highlightedrare
  • .apex — Apex language source for the Salesforce platform, compiled on Force.com Syntax highlightedrare
  • .APKBUILD — Alpine Abuild Syntax highlightedrare
  • .apl — APL array programming language source using symbolic notation Syntax highlightedniche
  • .app.src — Erlang application resource file declaring modules and dependencies Syntax highlightedrare
  • .applescript — AppleScript automation language source, run by the macOS osascript tool Syntax highlightedcommon
  • .Appraisals — Ruby DSL defining gem dependency appraisal sets for the Appraisal tool Syntax highlightedrare
  • .aql — ArangoDB Query Syntax highlightedniche
  • .as — ActionScript source for Adobe Flash, compiled by the ActionScript compiler Syntax highlightedrare
  • .asax — ASP.NET application class file, plain text compiled by the .NET framework Syntax highlightedrare
  • .ascx — ASP.NET user control markup, plain text compiled by the .NET framework Syntax highlightedrare
  • .asd — Common Lisp Syntax highlightedrare
  • .ashx — ASP.NET HTTP handler source, plain text run by the .NET framework Syntax highlightedrare
  • .asmx — ASP.NET web service source, plain text run by the .NET framework Syntax highlightedrare
  • .asp — Active Server Pages Syntax highlightedniche
  • .aspx — ASP.NET Web Forms Syntax highlightedcommon
  • .au3 — AutoIt scripting language source, plain text run by AutoIt on Windows Syntax highlightedcommon
  • .auk — Awk text-processing language script, run by an awk interpreter Syntax highlightedrare
  • .aw — PHP Syntax highlightedrare
  • .awk — AWK text-processing language script, plain text run by awk Syntax highlightedcommon
  • .axi.erb — NetLinx source with embedded ERB templates, preprocessed before compiling Syntax highlightedrare
  • .axs.erb — NetLinx application source with embedded ERB templates Syntax highlightedrare
  • .b — B programming language source, a predecessor of C, plain text Syntax highlightedrare
  • .bal — Ballerina cloud-native language source, compiled by the Ballerina compiler Syntax highlightedrare
  • .bas — B4X BASIC language source, compiled by the B4X toolchain Syntax highlightedrare
  • .bash — Bash shell script, plain text executed by the bash shell Syntax highlightedrare
  • .bash_aliases — Bash shell alias definitions sourced by .bashrc at shell startup Syntax highlightedrare
  • .bash_functions — Bash shell function definitions sourced by .bashrc at shell startup Syntax highlightedrare
  • .bash_history — Bash shell command history log, written by bash between sessions Syntax highlightedrare
  • .bash_logout — Bash shell cleanup script executed when a login shell exits Syntax highlightedrare
  • .bat — DOS/Windows batch Syntax highlightedcommon
  • .bats — Bash Automated Testing System test script, run by the bats runner Syntax highlightedrare
  • .bb — BitBake recipe defining a Yocto or OpenEmbedded build task Syntax highlightedrare
  • .bdy — PL/SQL package body source for Oracle databases, plain text Syntax highlightedrare
  • .Berksfile — Ruby DSL declaring cookbook dependencies for the Chef Berkshelf tool Syntax highlightedrare
  • .bf — Beef systems programming language source, compiled by the Beef toolchain Syntax highlightedrare
  • .bi — FreeBASIC module source, plain text compiled by the FreeBASIC compiler Syntax highlightedrare
  • .bicepparam — Bicep parameter file supplying values to a Bicep infrastructure template Syntax highlightedrare
  • .bmx — BlitzMax games programming language source, compiled by BlitzMax Syntax highlightedrare
  • .bones — JavaScript source file, plain text executed by a JS runtime Syntax highlightedrare
  • .boot — Clojure build script for the Boot build tool, plain text Syntax highlightedrare
  • .bqn — BQN array programming language source, run by a BQN interpreter Syntax highlightedrare
  • .Brewfile — Ruby DSL listing Homebrew packages to install, read by brew bundle Syntax highlightedrare
  • .BSDmakefile — BSD make build definition, plain text executed by the bmake tool Syntax highlightedrare
  • .BUCK — Starlark build rule file for the Buck build system Syntax highlightedrare
  • .BUILD — Starlark build rule file for the Bazel build system Syntax highlightedrare
  • .BUILD.bazel — Starlark build rule file for Bazel, read by the bazel build tool Syntax highlightedrare
  • .builder — Ruby script, plain text executed by a Ruby interpreter Syntax highlightedrare
  • .buildfile — Ruby script, plain text executed by a Ruby interpreter Syntax highlightedrare
  • .c — C systems programming language source, compiled by a C compiler Syntax highlighteduniversal
  • .c++ — C++ systems programming language source, compiled by a C++ compiler Syntax highlightedrare
  • .c3 — C3 systems programming language source, an evolution of C, plain text Syntax highlightedrare
  • .cake — C# script executed by the Cake build tool, plain text Syntax highlightedrare
  • .Capfile — Ruby DSL for Capistrano deployment tasks, executed by capistrano Syntax highlightedrare
  • .Cask — Emacs Lisp Syntax highlightedrare
  • .cats — C language source, plain text compiled by a C compiler Syntax highlightedrare
  • .cbl — COBOL business language source, compiled by a COBOL compiler Syntax highlightedniche
  • .cc — C++ systems programming language source, compiled by a C++ compiler Syntax highlightedrare
  • .ccp — COBOL copybook source included by the COBOL compiler at compile time Syntax highlightedrare
  • .ceylon — Ceylon JVM language source, compiled by the Ceylon compiler Syntax highlightedrare
  • .cfc — ColdFusion CFC Syntax highlightedrare
  • .cfm — ColdFusion web page source, plain text run by a ColdFusion server Syntax highlightedrare
  • .cfml — ColdFusion Markup Language source, run by a ColdFusion application server Syntax highlightedrare
  • .cgi — Perl CGI script, plain text executed by a web server Syntax highlightedrare
  • .cginc — Unity Cg Include Syntax highlightedcommon
  • .chpl — Chapel parallel programming language source, compiled by the chapel compiler Syntax highlightedrare
  • .chs — C2hs Haskell Syntax highlightedrare
  • .cjs — CommonJS JavaScript module using require and exports, the module system of Node.js Syntax highlighteduniversal
  • .cjsx — CoffeeScript JSX source combining CoffeeScript syntax with React elements Syntax highlightedrare
  • .cl — OpenCL kernel source, compiled and run on GPUs and other accelerators Syntax highlightedcommon
  • .cl2 — Clojure Lisp dialect source, plain text, read by Clojure tooling Syntax highlightedrare
  • .cljc — Clojure Common Syntax highlightedcommon
  • .cljs — ClojureScript source file, compiled to JavaScript for browser use Syntax highlightedcommon
  • .cljs.hl — ClojureScript source with .hl hint suffix, read by Clojure tooling Syntax highlightedrare
  • .cljscm — ClojureScript macro source file, plain text, read by Clojure tooling Syntax highlightedrare
  • .cljx — Clojure source shared between Clojure and ClojureScript, plain text Syntax highlightedrare
  • .cmake — CMake build-system script, plain text, read by cmake Syntax highlightedcommon
  • .cmake.in — CMake input template, expanded by cmake configure_file into an output file Syntax highlightedrare
  • .CMakeLists.txt — CMake build-system script, plain text, read by cmake Syntax highlightedrare
  • .cmd — Windows command Syntax highlightedcommon
  • .cob — COBOL source code, plain text, compiled by a COBOL compiler Syntax highlightedcommon
  • .cobol — COBOL source file, plain text, read by COBOL compilers and tooling Syntax highlightedrare
  • .coffee — CoffeeScript source file, compiled to JavaScript before execution Syntax highlightedniche
  • .coffee.erb — ERB template that generates CoffeeScript source, processed by Ruby ERb Syntax highlightedrare
  • .coffee.md — Literate CoffeeScript Syntax highlightedrare
  • .command — macOS Terminal command script, executed as a shell script on open Syntax highlightedrare
  • .compute — Unity Compute Shader Syntax highlightedcommon
  • .containerfile — Containerfile build recipe, read by Podman or Buildah to build images Syntax highlightedrare
  • .coq — Coq proof-assistant source, checked by the Coq theorem prover Syntax highlightedniche
  • .cp — C++ source file, plain text, compiled by a C++ compiler Syntax highlightedrare
  • .cpanfile — Perl dependency manifest listing module prerequisites for CPAN tooling Syntax highlightedrare
  • .cpp — C++ source file, compiled by a C++ compiler into object code Syntax highlighteduniversal
  • .cppm — C++ module interface source, compiled by a C++20-capable compiler Syntax highlightedrare
  • .cpy — COBOL copybook with shared data definitions, included by COBOL source Syntax highlightedrare
  • .cql — Cassandra Query Syntax highlightedcommon
  • .cr — Crystal language source, compiled by the Crystal compiler Syntax highlightedniche
  • .cs — C# source file, compiled by a C# compiler into .NET assemblies Syntax highlighteduniversal
  • .cs.pp — C# source inside a NuGet package, transformed on project install Syntax highlightedrare
  • .csh — C Shell Syntax highlightedcommon
  • .cshrc — C shell startup configuration, sourced by csh or tcsh at launch Syntax highlightedrare
  • .cshtml — Razor C# Syntax highlightedcommon
  • .csx — C# script file, executed by the dotnet-script tool Syntax highlightedrare
  • .ctl — Visual Basic 6.0 Syntax highlightedrare
  • .ctp — CakePHP view template with embedded PHP, rendered by CakePHP Syntax highlightedrare