Here is the list of 1,812 unique file extensions across 853 languages in PLDB.
| name | extensions | numberOfExtensions |
|---|---|---|
| JavaScript | _js bones cjs es6 jake jakefile js jsb jscad jsfl jsm jss mjs njs pac sjs ssjs xsjs xsjslib es frag gs javascript jslib jspre jsx | 26 |
| C | c cats ec idc pgc h x[bp]m Mono | 8 |
| Python | py pyc pyd pyo buck build.bazel gclient gyp gypi lmi py3 pyde pyi pyp pyt pyw sconscript sconstruct snakefile tac workspace wscript wsgi xpy cgi fcgi rpy smk spec jy sage sc SConstruct SConscript bzl BUCK BUILD BUILD.bazel WORKSPACE | 39 |
| Java | java jav | 2 |
| C++ | C c++ c++m cc ccm CPP cpp cppm cxx cxxm h++ inl ipp ixx pcc tcc tpp cp h hh hpp hxx inc ino re H | 26 |
| HTML | htm html html.hl xht hta htmlhl inc xhtml xslt | 9 |
| CSS | css | 1 |
| Perl | pl pm t pod ack al cpanfile makefile.pl perl ph plh plx psgi rexfile p6 cgi fcgi | 17 |
| Ruby | rb appraisals berksfile brewfile builder buildfile capfile dangerfile deliverfile eye fastfile gemfile gemfile.lock gemspec god guardfile irbrc jarfile jbuilder mavenfile mspec podfile podspec pryrc puppetfile rabl rake rbuild rbw rbx ru snapfile thor thorfile vagrantfile watchr fcgi pluginspec prawn rbi ruby spec Rakefile duby Gemfile Vagrantfile | 46 |
| PHP | php phtml php3 php4 php5 php7 phps aw ctp phakefile php_cs php_cs.dist phpt fcgi inc php[345] | 16 |
| Go | go 蕰鈼斚栤棓蕯 | 2 |
| XML | adml admx ant app.config axml builds ccproj ccxml classpath clixml cproject cscfg csdef csl ct depproj ditamap ditaval dll.config dotsettings filters fsproj gmx grxml iml ivy jelly jsproj kml launch mdpolicy mjml natvis ndproj nproj nuget.config nuspec odd osm packages.config pkgproj plist proj project props ps1xml psc1 pt rdf resx rss scxml settings.stylecop sfproj shproj srdf storyboard sttheme sublime-snippet targets tmcommand tml tmlanguage tmpreferences tmsnippet tmtheme urdf ux vcxproj vsixmanifest vssettings vstemplate vxml web.config web.debug.config web.release.config wsf x3d xacro xib xlf xliff XML xml xml.dist xproj xspec xul zcml axaml csproj dita dllconfig fxml glade gml gst hzp mm mod mxml ncl pluginspec qhelp res rs sch ts tsx ui vbproj wixproj workflow wsdl wxi wxl wxs xaml xmi xmldist xmp xsd xsl xslt | 124 |
| JSON | arcconfig avsc composer.lock geojson gltf har htmlhintrc json json-tmlanguage jsonl mcmeta mcmod.info tern-config tern-project tfstate tfstate.backup topojson watchmanconfig webapp webmanifest yyp 4DForm 4DProject ice JSON-tmLanguage tfstatebackup yy Pipfile.lock | 28 |
| SQL | cql mysql psql SQL sql tab udf viw ddl inc prc | 11 |
| TypeScript | ts tsx mts cts | 4 |
| C# | cs cake csx linq | 4 |
| R | r R RData rds rda expr-dist rd rprofile rsx | 9 |
| PowerShell | ps1 psd1 psm1 | 3 |
| Bash | sh bash bats cgi command env fcgi ksh shin tmux tool zsh zsh-theme ebuild eclass exheres-0 exlib .bashrc bashrc .bash_* bash_* zshrc .zshrc .kshrc kshrc PKGBUILD | 26 |
| Rust | rs rlib rs.in rsin | 4 |
| Swift | swift | 1 |
| MATLAB | m matlab | 2 |
| Scala | scala sc kojo sbt | 4 |
| Lua | lua nse p8 pd_lua rbxs wlua fcgi rockspec | 8 |
| Kotlin | kt kts ktm | 3 |
| Haskell | hs lhs hsc hs-boot | 4 |
| Clojure | clj cljs cljc edn boot cl2 cljs.hl cljscm cljx hic riemann.config bb cljshl | 13 |
| CoffeeScript | coffee litcoffee _coffee cakefile cjsx iced cake | 7 |
| Elixir | ex exs eex | 3 |
| Lisp | asd el lisp lsp cl jl | 6 |
| Erlang | erl hrl app.src emakefile rebar.config rebar.config.lock rebar.lock xrl yrl appsrc es escript | 12 |
| Prolog | pl pro P prolog yap p6 ecl | 7 |
| Objective-C | h m mm C | 4 |
| SAS | sas SAS | 2 |
| Julia | jl | 1 |
| Mathematica | cdf ma mathematica mt nbp wl wlt m nb | 9 |
| Dart | dart | 1 |
| CUDA | cu cuh | 2 |
| Solidity | sol | 1 |
| COBOL | cbl cob cpy CBL ccp COB cobol CPY | 8 |
| Zig | zig | 1 |
| Racket | rkt rktl rktd scrbl plt ss scm | 7 |
| Markdown | contents.lr markdown md mdown mdwn mdx mkd mkdn mkdown ronn workbook livemd scd | 13 |
| WebAssembly | wasm wast wat | 3 |
| Visual Basic | BAS bas ctl dsr frm FRX frx VBHTML vbhtml vbp vbw cls | 12 |
| Pascal | pp pas inc dpr lpr p pascal dfm | 8 |
| YAML | clang-format clang-tidy gemrc glide.lock mir reek rviz sublime-syntax syntax yaml yaml-tmlanguage yml yml.mysql yamlsed ymlmysql | 15 |
| Nim | nim nim.cfg nimble nimrod nims nimcfg | 6 |
| TOML | toml Pipfile poetry.lock | 3 |
| Fortran | f for f90 f95 f03 f08 f15 f77 fpp F03 F90 | 11 |
| Ada | adb ads ada pad | 4 |
| Crystal | cr | 1 |
| Reason | re rei | 2 |
| GraphQL | gql graphql graphqls | 3 |
| D | d di | 2 |
| Elm | elm | 1 |
| Haxe | hx hxml hxsl | 3 |
| Pug | jade pug | 2 |
| Scheme | scm ss sc sch sld sps sls | 7 |
| Chapel | chpl | 1 |
| awk | auk awk gawk mawk nawk | 5 |
| Groovy | groovy gant grt gtpl gvy jenkinsfile gradle | 7 |
| Coq | v coq | 2 |
| Tex | aux bbx bib bst cbx dtx ins lbx ltx mkii mkiv mkvi sty tex cls toc | 16 |
| OCaml | ml mli eliom eliomi ml4 mll mly | 7 |
| LLVM IR | ll | 1 |
| F# | fs fsi fsx fsscript | 4 |
| Gleam | gleam | 1 |
| HCL | hcl nomad tf tfvars workflow | 5 |
| ClojureScript | cljs | 1 |
| Smalltalk | st cs | 2 |
| PureScript | purs | 1 |
| HAML | haml haml.deface hamldeface | 3 |
| SVG | SVG svg | 2 |
| Tcl | tcl tbc adp tclin tm rvt | 6 |
| Liquid | liquid | 1 |
| VHDL | VHD vhd VHDL vhdl vhf vhi vho vhs vht vhw | 10 |
| JSON5 | json5 | 1 |
| Rescript | res resi | 2 |
| Idris | idr lidr | 2 |
| CMake | cmake cmake.in CMakeLists.txt cmakein | 4 |
| Odin | odin | 1 |
| Forth | 4th e4 f83 fb forth fpm fr frt ft fth rx fs f for | 14 |
| Protocol Buffers | proto | 1 |
| Gradle | gradle gradle.kts | 2 |
| Visual Basic .NET | vb VB vbproj vbhtml | 4 |
| Ini | buildozer.spec editorconfig ini lektorproject prefs cfg dof pro properties url inf .editorconfig service socket device mount automount swap target path timer slice scope | 23 |
| Org Mode | org | 1 |
| Make | am Gnumakefile gnumakefile Makefile makefile mk mak d make mkfile Makefile.* GNUmakefile | 12 |
| Brainfuck | b bf | 2 |
| APL | apl apla aplc aplf apli apln aplo dyalog dyapp mipage | 10 |
| Yacc | y yacc yy | 3 |
| Assembly language | a51 asm nasm S s i inc nas | 8 |
| Embedded Crystal | ecr | 1 |
| OpenCL | cl opencl | 2 |
| Scratch | scratch sb sprite sb2 sprite2 | 5 |
| C3 | c3 c3i | 2 |
| Red | red reds | 2 |
| Slim | slim | 1 |
| J | ijs | 1 |
| SaltStack | sls | 1 |
| HTTP | http | 1 |
| Bazel | BUILD | 1 |
| Lean | hlean lean | 2 |
| fish | fish load | 2 |
| Arduino Programming Language | ino | 1 |
| Mojo | mojo mojom | 2 |
| starlark | bazel bzl star | 3 |
| MediaWiki | mediawiki wiki | 2 |
| RobotFramework | robot resource | 2 |
| sed | sed [gs]sed | 2 |
| ANTLR | g g4 | 2 |
| Standard ML | sml fun sig ml | 4 |
| IDL | dlm idl pro | 3 |
| jq | jq | 1 |
| F* | fst fsti | 2 |
| V | v | 1 |
| Dhall | dhall | 1 |
| Fennel | fnl | 1 |
| Stata | ado DO do doh ihlp mata matah sthlp | 8 |
| ABAP | abap ABAP | 2 |
| Delphi | pas dpr | 2 |
| Z shell | .ZSH zsh | 2 |
| Sass | sass scss | 2 |
| ActionScript | as | 1 |
| EJS | ejs ect ejst jst | 4 |
| PostCSS | pcss postcss | 2 |
| Verilog | v veo | 2 |
| Pony | pony | 1 |
| Ballerina | bal | 1 |
| Factor | factor | 1 |
| PRQL | prql | 1 |
| Hy | hy | 1 |
| Puppet | pp | 1 |
| AutoHotkey | ahk ahkl | 2 |
| FLUX | fx flux | 2 |
| Manim | .py | 1 |
| BASIC | bas | 1 |
| Wren | wren | 1 |
| RAML | raml | 1 |
| PostScript | ps eps epsi pfa | 4 |
| Less | less | 1 |
| Vue | vue | 1 |
| Cython | pxd pxi pyx | 3 |
| LabVIEW G | lvproj lvclass lvlib | 3 |
| MUMPS | mps m mumps | 3 |
| ColdFusion | cfm cfml | 2 |
| XQuery | xq xql xqm xqy xquery | 5 |
| Common Lisp | lisp lsp l cl fasl asd ny podsl sexp | 9 |
| mustache | mustache | 1 |
| Wa-lang | wa | 1 |
| Eiffel | e | 1 |
| Cap'n Proto | capnp | 1 |
| EDN | edn | 1 |
| JSON-LD | jsonld | 1 |
| Smali | smali | 1 |
| SPARQL | sparql rq | 2 |
| Korn shell | ksh | 1 |
| PEG.js | pegjs | 1 |
| NetLogo | nlogo nls nlogo3d | 3 |
| DOT | dot gv | 2 |
| MoonScript | moon | 1 |
| reStructuredText | rest rest.txt rst rst.txt resttxt rsttxt | 6 |
| ASP | asa ashx asp axd asax ascx asmx aspx | 8 |
| Vala | vala vapi | 2 |
| Lex | l lex | 2 |
| API Blueprint | apib | 1 |
| Koka | kk kki | 2 |
| M4 | ac m4 mc | 3 |
| Zephir | zep | 1 |
| Pig Latin | pig | 1 |
| Jinja | j2 jinja jinja2 | 3 |
| Bicep | bicep | 1 |
| Jsonnet | jsonnet libsonnet | 2 |
| Frege | fr | 1 |
| VBScript | vbs vbe wsf wsc VBS | 5 |
| Blender | blend | 1 |
| Janet | janet | 1 |
| MLIR | mlir | 1 |
| Qt | ui | 1 |
| Dafny | dfy | 1 |
| Batchfile | bat cmd | 2 |
| Thrift | thrift | 1 |
| QML | qbs qml | 2 |
| PL/SQL | pls bdy ddl fnc pck pkb pks plb plsql prc spc sql tpb tps trg vw | 16 |
| YARA | yar yara | 2 |
| Imba | imba | 1 |
| Ninja | ninja | 1 |
| Nearley | ne nearley | 2 |
| GNU Octave | m | 1 |
| Nginx | nginx nginxconf vhost nginx.conf | 4 |
| Terra | t | 1 |
| Opa | opa | 1 |
| CSON | cson | 1 |
| Agda | agda lagda | 2 |
| Literate CoffeeScript | litcoffee coffeemd | 2 |
| Bourne shell | sh | 1 |
| Nextflow | nf | 1 |
| Futhark | fut | 1 |
| PL/I | pl1 | 1 |
| Processing | pde | 1 |
| Diff | diff patch | 2 |
| Vyper | vy | 1 |
| MoonBit | mbt | 1 |
| AMPL | ampl mod run dat | 4 |
| Svelte | svelte | 1 |
| RMarkdown | rmd qmd | 2 |
| Carbon | carbon | 1 |
| Jison | jison | 1 |
| Marko | marko | 1 |
| VBA | bas cls frm frx vba | 5 |
| Emacs Lisp | el emacs emacsdesktop elc | 4 |
| Sage | sage sagews | 2 |
| DTrace | d | 1 |
| Squirrel | nut | 1 |
| Mercury | m moo | 2 |
| Regular Expressions | regexp regex | 2 |
| Expect | exp | 1 |
| OpenSCAD | scad | 1 |
| Wolfram Language | nb m wl | 3 |
| POV-Ray SDL | pov inc | 2 |
| Hack | hack hh hhi php | 4 |
| Modula-2 | mod m2 def MOD DEF mi md | 7 |
| beef-lang | bf | 1 |
| GAP | g gap gd gi tst | 5 |
| Turtle | ttl | 1 |
| YASnippet | yasnippet | 1 |
| SystemVerilog | sv svh vh header file | 5 |
| Rexx | cmd exec rexx rex pprx rx arexx | 7 |
| Applescript | scpt scptd AppleScript applescript | 4 |
| AspectJ | aj | 1 |
| Twig | twig | 1 |
| PowerBuilder | pbt sra srf srm srs sru srw | 7 |
| kaitai | ksy | 1 |
| Ceylon | ceylon ceyloncite web | 3 |
| x86 Assembly | s ms | 2 |
| OWL | owl | 1 |
| QBasic | BAS bas | 2 |
| NumPy | numpy numpyw numsc | 3 |
| HLSL | cg cginc fxh hlsl hlsli shader fx | 7 |
| GLSL | comp fp frag frg fsh fshader geo geom glsl glslv gshader tesc tese vert vrx vsh vshader fs glslf gs rchit rmiss shader | 23 |
| ECL | ecl eclxml | 2 |
| CodeQL | ql qll | 2 |
| JSP | jsp jspf | 2 |
| Cryptol | cry | 1 |
| Toit | toit | 1 |
| TLA+ | tla | 1 |
| K | k | 1 |
| Scilab | sci sce tst | 3 |
| Click | click | 1 |
| Dogescript | djs | 1 |
| pest | pest | 1 |
| Clean | icl dcl abc sapl | 4 |
| WDL | wdl | 1 |
| Slope | slo | 1 |
| AutoIt | au3 | 1 |
| YANG | yang | 1 |
| AGC | agc | 1 |
| JAI | jai | 1 |
| Nemerle | n | 1 |
| Bison | bison | 1 |
| Djot | dj | 1 |
| eC | ec eh | 2 |
| Ring | ring rh rform | 3 |
| wisp | wisp | 1 |
| Golo | golo | 1 |
| Scroll | scroll | 1 |
| AviSynth | .avs | 1 |
| LOLCODE | lol | 1 |
| Q | q | 1 |
| Felix | flx flxh | 2 |
| Transact-SQL | sql | 1 |
| CWL | cwl | 1 |
| Boo | boo | 1 |
| nomnoml | nomnoml | 1 |
| Mirah | druby duby mirah | 3 |
| Isabelle | ROOT thy | 2 |
| Smarty | smarty tpl | 2 |
| chaiscript | chai | 1 |
| EBNF | ebnf | 1 |
| SuperCollider | sc scd | 2 |
| SCSS | sass scss | 2 |
| Xojo | xojo_code xojo_menu xojo_report xojo_script xojo_toolbar xojo_window | 6 |
| Mu | mu | 1 |
| REBOL | r reb r2 r3 rebol | 5 |
| Dylan | dylan dyl intr lid | 4 |
| SugarSS | sss | 1 |
| X10 | x10 | 1 |
| Raku | pm6 raku rakumod 6pl 6pm nqp p6 p6l p6m pl pl6 pm t | 13 |
| ooc | ooc | 1 |
| Meson | meson.build meson_options.txt | 2 |
| Modula-3 | i3 ig m3 mg | 4 |
| Vim script | vim vba vimrc vmb .vimrc .exrc .gvimrc _vimrc _exrc _gvimrc gvimrc | 11 |
| JCL | jcl | 1 |
| B | b | 1 |
| xBase | prg prw ch | 3 |
| Closure Templates | soy | 1 |
| Oz | oz | 1 |
| Self | self | 1 |
| Nit | nit | 1 |
| Gosu | gs gsp gst gsx vark | 5 |
| Ioke | ik | 1 |
| Maxima | mac max | 2 |
| Modelica | mo | 1 |
| Latte | latte | 1 |
| Gnuplot | gp gnu gnuplot p plot plt | 6 |
| Shen | shen | 1 |
| Veryl | veryl | 1 |
| JFlex | flex jflex | 2 |
| ATS | dats hats sats | 3 |
| Java Properties | properties | 1 |
| NewLisp | nl lisp lsp kif | 4 |
| Xtend | xtend | 1 |
| LiveScript | ls _ls | 2 |
| Dale | dt | 1 |
| LFE | lfe hrl | 2 |
| Fancy | fy fancypack | 2 |
| Xtext | xtext | 1 |
| Lateralus | lat lasso las lasso8 lasso9 lasso[89] LassoApp | 7 |
| CLIPS | clp | 1 |
| Pkl | pkl | 1 |
| Io | io | 1 |
| groff | [1-9] man 1p 3pm | 4 |
| SourcePawn | sp inc | 2 |
| Stylus | styl | 1 |
| Fantom | fan | 1 |
| Pike | pike pmod | 2 |
| vdscript | VirtualDub.jobs | 1 |
| NCAR Command Language | ncl | 1 |
| buzz | buzz | 1 |
| Arc | arc | 1 |
| NSIS | nsi nsh | 2 |
| PAWN | pwn inc | 2 |
| Metal | metal | 1 |
| Logtalk | lgt logtalk | 2 |
| PL/pgSQL | pgsql sql | 2 |
| Icon | icon ICON | 2 |
| Befunge | befunge | 1 |
| Object Pascal | p pp pas | 3 |
| G-code | g cnc gco gcode mpt mpf nc | 7 |
| Dockerfile | Dockerfile dockerfile | 2 |
| Filebench WML | f | 1 |
| Inform | ni i7x | 2 |
| Turing | t tu | 2 |
| Nix | nix | 1 |
| BlitzMax | bmx | 1 |
| Whiley | whiley | 1 |
| Objective C++ | mm hh | 2 |
| Uiua | ua | 1 |
| LilyPond | ly ily | 2 |
| Rascal | rsc | 1 |
| Textile | textile | 1 |
| Csound | csd sco orc udo | 4 |
| Papyrus | psc | 1 |
| P4 | p4 | 1 |
| E | e | 1 |
| Cypher Query Language | cyp cypher | 2 |
| clay | clay | 1 |
| UrWeb | ur urs | 2 |
| PureBasic | pb pbi | 2 |
| Jule | .jule | 1 |
| FoxPRO | PRG prg | 2 |
| JSON with Comments | jsonc code-snippets sublime-build sublime-commands sublime-completions sublime-keymap sublime-macro sublime-menu sublime-mousemap sublime-project sublime-settings sublime-theme sublime-workspace sublime_metrics sublime_session | 15 |
| GDScript | gd | 1 |
| DTD | dtd | 1 |
| Euphoria | e ex exw edb | 4 |
| IGOR Pro | ipf | 1 |
| AsciiDoc | adoc asciidoc asc | 3 |
| Logos | x xm xi xmi | 4 |
| Angelscript | as angelscript | 2 |
| Easybuild | eb | 1 |
| BibTeX | bib bibtex | 2 |
| Gherkin | feature story | 2 |
| JScript | js jse wsf wsc | 4 |
| S | S R .Rhistory .Rprofile .Renviron | 5 |
| Semantic Patch Language | cocci | 1 |
| Stan | stan | 1 |
| Snowball | sbl | 1 |
| Limbo | b m | 2 |
| basic calculator | bc | 1 |
| XSLT | XSL xsl XSLT xslt xpl | 5 |
| Ch | ck | 1 |
| Cobra | cobra | 1 |
| BNF | bnf | 1 |
| Egison | egi | 1 |
| Monkey | monkey monkey2 | 2 |
| Objective-J | j sj | 2 |
| OpenEdge ABL | p cls w | 3 |
| CFML | cfm cfc | 2 |
| nesC | nc | 1 |
| Slash | sl sla | 2 |
| GDB | gdb gdbinit | 2 |
| SNOBOL | snobol | 1 |
| Earl Grey | eg | 1 |
| Handlebars | handlebars hbs | 2 |
| Croc | croc | 1 |
| spider | spider | 1 |
| Classroom Object Oriented Language | cl | 1 |
| BlitzBasic | bb decls | 2 |
| Harbour | hb prg ch hbp | 4 |
| ERB | ERB erb erbdeface rhtml | 4 |
| Alloy | als | 1 |
| EmberScript | em emberscript | 2 |
| Ligo | religo | 1 |
| Volt | volt | 1 |
| ASN.1 | asn asn1 | 2 |
| JSLT | jslt | 1 |
| Ragel | rl | 1 |
| JSX | jsx | 1 |
| Max | maxpat maxhelp maxproj mxt pat | 5 |
| Apex | cls | 1 |
| KiCad Legacy Layout | sch lib brd kicad_pcb kicad_wks kicad_mod | 6 |
| Pan | pan tpl | 2 |
| Pure Data | pd | 1 |
| CIL | cil | 1 |
| Bend | bend | 1 |
| Lux | lux | 1 |
| Ren'Py | rpy | 1 |
| GraphIt | gt | 1 |
| Mask | mask | 1 |
| Clarion | clw | 1 |
| Velocity | vm fhtml | 2 |
| MQL5 | mq5 mqh mq4 | 3 |
| Falcon | ftd fal fam | 3 |
| Netwide Assembler | asm ASM | 2 |
| Curry | curry | 1 |
| C shell | csh tcsh | 2 |
| PL/M | lit plm | 2 |
| Wavefront OBJ format | obj | 1 |
| PicoLisp | l | 1 |
| OX | ox oxh oxo | 3 |
| Gettext Catalog | po pot | 2 |
| XAML | xaml | 1 |
| Genie | gs | 1 |
| Vyxal | vy vyxal | 2 |
| Seed7 | sd7 s7i | 2 |
| muPad | mu | 1 |
| Tea | tea | 1 |
| Kal | kal | 1 |
| Mako | mako mao | 2 |
| NestedText | nt | 1 |
| astro | astro | 1 |
| Augmented Backus-Naur Form | abnf | 1 |
| FreeBASIC | bi bas | 2 |
| Linden Scripting Language | lsl lslp | 2 |
| Opal | opal | 1 |
| Uno | uno | 1 |
| TAP | tap | 1 |
| IcedCoffeeScript | coffee | 1 |
| Oxygene | oxygene | 1 |
| Gentoo Ebuild | ebuild | 1 |
| DM | dm dmf | 2 |
| PIC | pic chem | 2 |
| PogoScript | pogo | 1 |
| JSON Lines | ldj jsonl | 2 |
| MAXScript | ms mcr | 2 |
| NetLinx | axserb axierb axs axi | 4 |
| Nu | nu | 1 |
| HyPhy | bf | 1 |
| FlatBuffers | fbs | 1 |
| Basis Codec | basis | 1 |
| Redcode | cw | 1 |
| Eclipse Command Language | ecl | 1 |
| CSV | csv | 1 |
| Jasmin | j | 1 |
| FloScript | flo | 1 |
| Jison Lex | jisonlex | 1 |
| Bro | bro | 1 |
| Bluespec | bsv | 1 |
| Gren | gren | 1 |
| Game Maker Language | gml | 1 |
| crmsh | crmsh pcmk | 2 |
| BitBake | bb | 1 |
| Cirru | cirru | 1 |
| SMT | smt2 smt | 2 |
| Z | zz | 1 |
| Coco | co | 1 |
| Spin | spin | 1 |
| Sieve mail filtering language | sieve siv | 2 |
| WebIDL | webidl | 1 |
| GN | gn gni | 2 |
| Smiles | smi | 1 |
| Unicon | icn | 1 |
| Cycript | cy | 1 |
| HiveQL | q hql | 2 |
| monte | mt | 1 |
| Blade | blade blade.php bladephp | 3 |
| EML | eml mbox | 2 |
| Slice | ice | 1 |
| JSONiq | jq | 1 |
| Sibilant | sibilant | 1 |
| Jolie | ol iol | 2 |
| Nymph | n | 1 |
| Asymptote | asy | 1 |
| Functional PHP Preprocessor | fpp | 1 |
| LoomScript | ls | 1 |
| FreeMarker | ftl | 1 |
| Quint | qnt | 1 |
| MiniD | minid | 1 |
| COMPONENT PASCAL | cp cps | 2 |
| tcsh | tcsh csh | 2 |
| ROFF | roff 1 1in 1m 1x 2 3 3in 3m 3p 3pm 3qt 3x 4 5 6 7 8 9 l man mdoc me ms n nr rno tmac | 28 |
| Qore | q qm qtest | 3 |
| UPC | upc | 1 |
| Rouge | rg | 1 |
| GAMS | gms | 1 |
| BBC BASIC | bbc | 1 |
| Grace | grace | 1 |
| STON | ston | 1 |
| Nadesiko | nako nako3 | 2 |
| Pep8 | pep | 1 |
| Ezhil | n | 1 |
| 1C Enterprise Script | bsl os | 2 |
| CartoCSS | mss | 1 |
| Umka | um | 1 |
| EEX | eex htmlheex htmlleex | 3 |
| GorillaScript | gs | 1 |
| pointless | ptls | 1 |
| XS | xs | 1 |
| Effekt | effekt | 1 |
| video | .rkt | 1 |
| Hare | ha | 1 |
| Yorick | i | 1 |
| Savi | savi | 1 |
| QMake | pro pri | 2 |
| Eagle | sch brd | 2 |
| LookML | lookml modellkml viewlkml | 3 |
| Grammatical Framework | gf | 1 |
| LinearML | lml | 1 |
| RenderScript | rs rsh | 2 |
| SRecode Template | srt | 1 |
| Type Language | tl | 1 |
| CWEB | w | 1 |
| Creole | creole | 1 |
| Candy | candy | 1 |
| BlackCoffee | coffee | 1 |
| contracts.coffee | coffee | 1 |
| Brightscript | brs | 1 |
| PEG | peg | 1 |
| ugBASIC | .bas | 1 |
| Adventure Game Studio Script | asc ash | 2 |
| Kit | kit | 1 |
| KRL | krl | 1 |
| MOO | moo | 1 |
| Edje Data Collection | edc | 1 |
| GCC Machine Description | md | 1 |
| ShaderLab | shader | 1 |
| Snap! | ypr ysp xml | 3 |
| Charity | ch | 1 |
| Jupyter Notebook | ipynb | 1 |
| Hierarchical Data Format | hdf h4 hdf4 he2 h5 hdf5 he5 | 7 |
| Pod | pod | 1 |
| Langage Sans Espoir | ls lsharp | 2 |
| QOIR | qoir | 1 |
| Dasm | dasm16 dasm | 2 |
| SpiderBasic | pb | 1 |
| juniper | junos | 1 |
| GNU Assembler | s S | 2 |
| Aheui | aheui | 1 |
| Pharen | phn | 1 |
| ApacheConf | apacheconf vhost .htaccess apache.conf apache2.conf | 5 |
| Slideshow | .rkt | 1 |
| HXML | hxml | 1 |
| RHTML | rhtml | 1 |
| plam | plam | 1 |
| Inno Setup | iss isl | 2 |
| ObjectScript | cls | 1 |
| FOCUS | focexec | 1 |
| Recfiles | rec | 1 |
| Elpi | elpi | 1 |
| FAUST | dsp | 1 |
| zenscript | zs | 1 |
| Jisp | jisp | 1 |
| PLY | ply | 1 |
| JS++ | jspp | 1 |
| heap.coffee | coffee | 1 |
| Glyph | glf | 1 |
| Object Rexx | rxs rex | 2 |
| OpenVera | vr | 1 |
| Spline Font Database | sfd | 1 |
| SQF | sqf hqf | 2 |
| Xgboost | model | 1 |
| MXML | mxml | 1 |
| XSD | XSD xsd | 2 |
| XPages | xsp-config xspmetadata | 2 |
| Frank | fk | 1 |
| mmCIF | cif mmcif | 2 |
| Speedie | spd scproj | 2 |
| Gerber Image | gbr cmp gbl gbo gbp gbs gko gml gpb gpt gtl gto gtp gts ncl sol | 16 |
| ToffeeScript | toffee | 1 |
| DXF | dxf | 1 |
| Vine | vi | 1 |
| Parrot | parrot | 1 |
| Object File Format | off | 1 |
| RDoc | rdoc | 1 |
| parasail | .psi .psl psi psl | 4 |
| SMC | sm | 1 |
| clarity | clar | 1 |
| XProc | xpl xproc | 2 |
| Augeas | aug | 1 |
| Kaffeine | k | 1 |
| winxed | winxed | 1 |
| SXML | scm sxml | 2 |
| Simple Actor Language System and Architecture | salsa | 1 |
| Scala Markup Language | scaml | 1 |
| DataWeave | dwl | 1 |
| desktop | desktop desktopin service | 3 |
| Literate Haskell | lhs | 1 |
| OpenType Feature File | fea | 1 |
| RUNOFF | rnh rno | 2 |
| Easytrieve | ezt mac | 2 |
| COLLADA | dae | 1 |
| Rita | rita | 1 |
| Umple | ump | 1 |
| SQLPL | sql db2 | 2 |
| UCG | ucg | 1 |
| Omgrofl | omgrofl | 1 |
| Newspeak | ns2 | 1 |
| MXF | mxf | 1 |
| Fj枚lnir | fjo fjv sma ein | 4 |
| TAL | tal | 1 |
| Darcs Advanced Revision Control System | darcspatch dpatch | 2 |
| CSpydr | csp | 1 |
| Serpent | se | 1 |
| Cobrust | cb | 1 |
| 3D Manufacturing Format | 3mf | 1 |
| TXL | txl | 1 |
| TSV | tsv | 1 |
| Caffeine | coffee | 1 |
| Crap | crap c hh so | 4 |
| Miva | mv mvc mvt | 3 |
| Boron | b sb | 2 |
| Pawn | pwn inc sma p | 4 |
| X3D | x3d x3dv x3db | 3 |
| Multi-User Forth | muf m | 2 |
| DNS Zone | zone arpa | 2 |
| Swift SIL | sil | 1 |
| ObjDump | objdump | 1 |
| IPL | ipl | 1 |
| NL | nl | 1 |
| NAAb | naab | 1 |
| Groovy Server Pages | gsp | 1 |
| M4Sugar | m4 | 1 |
| Varnish Configuration Language | vcl | 1 |
| Uniform eXchange Format | uxf, ux* | 2 |
| CLAIRE | cl | 1 |
| Sugar | sjs | 1 |
| Egel | eg | 1 |
| Cadence SKILL | il | 1 |
| Glyph Bitmap Distribution Format | bdf | 1 |
| Q# | qs | 1 |
| XC | xc | 1 |
| Graph Modeling Language | gml | 1 |
| Horse64 | h64 | 1 |
| STEP | stp step p21 | 3 |
| Ham | ham | 1 |
| Subleq | sq | 1 |
| Kuin | kn | 1 |
| GIF | gif | 1 |
| Property list | plist | 1 |
| Hot Cocoa Lisp | hcl | 1 |
| RigC | rigc | 1 |
| Promela | pml | 1 |
| UnrealScript | uc | 1 |
| NWScript | nss | 1 |
| PIR | pir | 1 |
| Ren | ren | 1 |
| Urbiscript | u | 1 |
| MPS Format | mps | 1 |
| glTF | gltf glb | 2 |
| Bizubee | jsl | 1 |
| nimrod | nim nimrod | 2 |
| DIGITAL Command Language | com | 1 |
| Velocity Template Language | vm vtl | 2 |
| AmbientTalk | at | 1 |
| CoNLL-U | conllu conll | 2 |
| FIGlet Font | flf | 1 |
| RPM Spec | spec | 1 |
| Horse64 Root | r64 | 1 |
| 3DS | 3ds | 1 |
| Bruijn | bruijn | 1 |
| beads-lang | beads | 1 |
| PromQL | promql | 1 |
| SAT | sat | 1 |
| plink-ped-format | ped | 1 |
| Shapefile | shp shx dbf | 3 |
| plantuml | iuml plantuml pu puml wsd | 5 |
| Storymatic | coffee | 1 |
| XML Metadata Interchange | XMI xmi | 2 |
| Boogie | bpl | 1 |
| epsilon | eol | 1 |
| Spice | spice | 1 |
| Zimpl | zimpl zmpl zpl | 3 |
| STL Format | stl | 1 |
| formality | fm | 1 |
| ATLAS Transformation Language | atl | 1 |
| Programming Language for Business | rl ps cb | 3 |
| Genshi | kid | 1 |
| Macchiato | at | 1 |
| hoon | hoon | 1 |
| Tree and Tabular Combined Notation | ttcn ttcn2 ttcn3 ttcnpp | 4 |
| boa | boa | 1 |
| mint | mint | 1 |
| RQL | rql | 1 |
| SARL | sarl | 1 |
| stella | ste | 1 |
| verifpal | vp | 1 |
| holyc | HC hc | 2 |
| ten | ten | 1 |
| RTF | rtf | 1 |
| Adobe Font Metrics | afm | 1 |
| SubRip Text | srt | 1 |
| Wavefront Material | mtl | 1 |
| World of Warcraft Addon Data | toc | 1 |
| Kami | km | 1 |
| Link | link | 1 |
| Breccia | brec | 1 |
| Plain text | txt | 1 |
| USD | usd usda usdz | 3 |
| bag-format | bag | 1 |
| Nasal | nas | 1 |
| Typst | typ | 1 |
| CBOR data definition language | cddl | 1 |
| Finite State Language | fsl jssm | 2 |
| Module Management System | mms mmk | 2 |
| Soy | soy | 1 |
| Zuo | zuo | 1 |
| XHTML | xhtml | 1 |
| X BitMap | xbm | 1 |
| X PixMap | xpm pm | 2 |
| ASP.NET | asax ascx asmx aspx master sitemap webinfo ashx axd | 9 |
| Alembic | abc | 1 |
| Z-flat | zf | 1 |
| ca65 Assembly | s | 1 |
| GAML | gaml | 1 |
| Literate Agda | lagda | 1 |
| rbs | rbs | 1 |
| Hera | hera | 1 |
| CheetahTemplate | tmpl spt | 2 |
| FXML | fxml | 1 |
| TI-89 series | 89p | 1 |
| BARE | bare | 1 |
| Freefem | edp | 1 |
| Mscgen | msc | 1 |
| Marine Trading Markup Language | mtml | 1 |
| plink-bed-format | bed | 1 |
| plink-map-format | map | 1 |
| Procfile | Procfile | 1 |
| WebGPU Shading Language | wgsl | 1 |
| Zon | zon | 1 |
| Fortran 90 | F90 f90 | 2 |
| Parrot Assembly | pasm | 1 |
| CSG Format | csg | 1 |
| SubX | subx | 1 |
| HTTP Live Streaming | m3u8 m3u | 2 |
| SDLang | sdl | 1 |
| Zeek | zeek bro | 2 |
| Linux Kernel Module | ko mod | 2 |
| LP Format | lp | 1 |
| FBX | fbx | 1 |
| DjVu | djvu djv | 2 |
| Parasolid XT Format | x_t x_b xt | 3 |
| D++ | dpp dpl | 2 |
| Move | move | 1 |
| mpl | mpl | 1 |
| PacmanConf | pacman.conf | 1 |
| Pickle | pkl | 1 |
| PkgConfig | pc | 1 |
| plink-bim-format | bim | 1 |
| plink-fam-format | fam | 1 |
| skew | sk | 1 |
| WebP | webp | 1 |
| Windows Registry Entries | reg | 1 |
| Razor | cshtml razor | 2 |
| Zip file format | zip | 1 |
| 4th Dimension | 4dm | 1 |
| Linker Script | ld lds x | 3 |
| Myghty | myt autodelegate | 2 |
| RAISE Specification Language | rsl | 1 |
| SquidConf | squid.conf | 1 |
| Todotxt | todo.txt todotxt | 2 |
| Sweave | rnw | 1 |
| Autoconf | ac | 1 |
| FORTRAN 77 | F F77 f77 FOR FTN ftn pfo f for | 9 |
| Devicetree | dts dtsi | 2 |
| Extempore | xtm | 1 |
| git-config | gitconfig | 1 |
| OMG IDL | idl pidl | 2 |
| pyke | fb krb kqb | 3 |
| Smithy | smithy | 1 |
| Typoscript | typoscript | 1 |
| TASM | asm ASM tasm | 3 |
| ColdFusion Components | cfc | 1 |
| TypeScript Type Declarations | d.ts | 1 |
| Genero Business Development Language | 4gl | 1 |
| MDD | mdd | 1 |
| OPB Format | opb | 1 |
| phylip | phy ph | 2 |
| Pluk | .pluk | 1 |
| REALBasic (now Xojo) | rbbas rbfrm rbmnu rbres rbtbar rbuistate | 6 |
| Statement List | stl | 1 |
| DIET | dt | 1 |
| Sublime Syntax | sublime-syntax | 1 |
| TextMate Language | tmLanguage | 1 |
| GSQL | gsql | 1 |
| Arturo | art | 1 |
| Bike | bike | 1 |
| JMESPath | jp | 1 |
| JSGF | jsgf | 1 |
| juttle | juttle | 1 |
| srv | srv | 1 |
| Wolfram Data Framework | wdf wdf.nb wdf.json | 3 |
| CCS | ccs | 1 |
| DUEL | duel jbst | 2 |
| ICML | icml | 1 |
| IRC chat logs | irclog weechatlog | 2 |
| KCL | kcl | 1 |
| Lighttpd configuration file | lighttpd.conf | 1 |
| Molfile | mol | 1 |
| ProVerif | pv | 1 |
| Public Key File | asc pub | 2 |
| rds-format | rds | 1 |
| ROS Message | msg | 1 |
| snakemake | rules smk | 2 |
| WebAssembly Text Format | wast | 1 |
| EPUB | epub | 1 |
| Unity3D Asset | anim asset mask mat meta prefab unity | 7 |
| Matroska | mkv mk3d mka mks | 4 |
| AMF | amf | 1 |
| X PixMap | xpm pm | 2 |
| ASCII Armor | asc pem id_dsa id_ecdsa id_ecdsa_sk id_ed25519 id_ed25519_sk id_rsa | 8 |
| C Header Files | h | 1 |
| cimfast | cel | 1 |
| Formatted Table | for eamfs | 2 |
| npy | npy | 1 |
| rdata-format | Rdata rdata rda RData | 4 |
| TI Program | 8xp 8xk 8xktxt 8xptxt | 4 |
| SmartGameFormat | sgf | 1 |
| SNBT | snbt | 1 |
| teal | teal | 1 |
| tiddler | tid | 1 |
| Sun Raster | sun ras | 2 |
| TOM object-oriented | t | 1 |
| A51 Assembly | a51 | 1 |
| Filterscript | fs | 1 |
| Setext | etx | 1 |
| Xmind Format | xmind | 1 |
| Zork Implementation Language | zil mud | 2 |
| WebM | webm | 1 |
| MP3 | mp3 | 1 |
| MP4 | mp4 | 1 |
| arrow | arw | 1 |
| dalvik-bytecode | dex | 1 |