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Josiahiscool73

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Josiahiscool73
May 17th, 2025
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  1. 📄 Plain Text & Encoded Text
  2. .txt — Plain text
  3.  
  4. .csv — Comma-separated values
  5.  
  6. .tsv — Tab-separated values
  7.  
  8. .log — Log file
  9.  
  10. .md — Markdown
  11.  
  12. .rst — reStructuredText
  13.  
  14. .nfo — Info file (ASCII art/text)
  15.  
  16. .json — JavaScript Object Notation
  17.  
  18. .jsonl — JSON Lines
  19.  
  20. .xml — eXtensible Markup Language
  21.  
  22. .yaml / .yml — YAML Ain’t Markup Language
  23.  
  24. .ini — INI configuration file
  25.  
  26. .toml — TOML configuration file
  27.  
  28. .cfg — Generic config
  29.  
  30. .properties — Java-style config
  31.  
  32. .env — Environment variable file
  33.  
  34. 📝 Document Formats (Office, Rich Text)
  35. .doc — Microsoft Word (binary)
  36.  
  37. .docx — Microsoft Word (Open XML)
  38.  
  39. .odt — OpenDocument Text
  40.  
  41. .rtf — Rich Text Format
  42.  
  43. .pdf — Portable Document Format
  44.  
  45. .tex — LaTeX
  46.  
  47. .ltx — LaTeX alt extension
  48.  
  49. .wpd — WordPerfect Document
  50.  
  51. .pages — Apple Pages (proprietary ZIP-based)
  52.  
  53. .sxw — StarOffice Writer
  54.  
  55. .abw — AbiWord document
  56.  
  57. 📚 eBooks
  58. .epub — EPUB (ZIP containing XHTML)
  59.  
  60. .mobi — Mobipocket eBook
  61.  
  62. .azw — Amazon Kindle format
  63.  
  64. .azw3 — Amazon KF8
  65.  
  66. .fb2 — FictionBook
  67.  
  68. .lit — Microsoft Reader
  69.  
  70. .djvu — DjVu document
  71.  
  72. .ibooks — Apple iBooks
  73.  
  74. .pdf — Again here for eBooks too
  75.  
  76. 🌐 Markup & Web
  77. .html / .htm — HyperText Markup Language
  78.  
  79. .xhtml — eXtensible HTML
  80.  
  81. .css — Cascading Style Sheets
  82.  
  83. .js — JavaScript
  84.  
  85. .jsx — JavaScript + JSX
  86.  
  87. .ts — TypeScript
  88.  
  89. .tsx — TypeScript + JSX
  90.  
  91. .php — PHP
  92.  
  93. .asp / .aspx — ASP.NET pages
  94.  
  95. .jsp — JavaServer Pages
  96.  
  97. .vue — Vue Single File Component
  98.  
  99. .svelte — Svelte Component
  100.  
  101. .xml — Extensible Markup Language
  102.  
  103. 💻 Programming Languages (Source Code)
  104. .c, .cpp, .h, .hpp — C/C++
  105.  
  106. .py — Python
  107.  
  108. .java — Java
  109.  
  110. .cs — C#
  111.  
  112. .rb — Ruby
  113.  
  114. .go — Go
  115.  
  116. .rs — Rust
  117.  
  118. .sh, .bash, .zsh, .ksh — Shell scripts
  119.  
  120. .ps1 — PowerShell
  121.  
  122. .lua — Lua
  123.  
  124. .pl — Perl
  125.  
  126. .r — R Language
  127.  
  128. .swift — Swift
  129.  
  130. .kt, .kts — Kotlin
  131.  
  132. .scala — Scala
  133.  
  134. .vb, .vbs — Visual Basic
  135.  
  136. .sql — SQL
  137.  
  138. .asm, .s — Assembly
  139.  
  140. .dart — Dart
  141.  
  142. .groovy — Groovy
  143.  
  144. .hcl — HashiCorp Config Lang
  145.  
  146. .ml — OCaml
  147.  
  148. .nim — Nim
  149.  
  150. .zig — Zig
  151.  
  152. .clj, .cljs, .edn — Clojure
  153.  
  154. .erl, .ex, .exs — Erlang, Elixir
  155.  
  156. 📦 Data & Serialized Formats
  157. .json, .yaml, .toml, .xml, .ini, .plist
  158.  
  159. .bson — Binary JSON
  160.  
  161. .msgpack / .mpk — MessagePack
  162.  
  163. .avro — Apache Avro
  164.  
  165. .parquet — Apache Parquet (binary columnar, may contain embedded text)
  166.  
  167. .orc — Optimized Row Columnar
  168.  
  169. .pkl — Python Pickle (can embed text)
  170.  
  171. 📊 Spreadsheets (with text content)
  172. .xls, .xlsx — Microsoft Excel
  173.  
  174. .ods — OpenDocument Spreadsheet
  175.  
  176. .csv — again here
  177.  
  178. .xlsb — Excel binary
  179.  
  180. .tsv
  181.  
  182. 🔧 Scripting / Automation / DSLs
  183. .bat / .cmd — Windows Batch
  184.  
  185. .ps1 — PowerShell
  186.  
  187. .vbs — VBScript
  188.  
  189. .ahk — AutoHotkey
  190.  
  191. .reg — Windows Registry script
  192.  
  193. .awk, .sed — Unix scripting
  194.  
  195. 🔒 Special Text Files
  196. .pem / .crt / .key — Certificate/key files
  197.  
  198. .asc / .gpg — ASCII-armored encrypted text
  199.  
  200. .sig — Signature
  201.  
  202. .lock — Lockfiles (npm, yarn, etc.)
  203.  
  204. .LICENSE, .README, .CHANGELOG — Meta files
  205.  
  206. 🕹️ Game Script / Engine Formats
  207. .json, .xml, .ini, .cfg, .lua, .rpy (Ren’Py), .godot, .unity, .gml (GameMaker)
  208.  
  209. .dat — Generic data (sometimes text)
  210.  
  211. 🧪 Scientific / Math Formats
  212. .tex, .bib — LaTeX and BibTeX
  213.  
  214. .m — MATLAB/Octave
  215.  
  216. .nb, .nbp — Mathematica Notebooks
  217.  
  218. .sage — SageMath
  219.  
  220. .rmd — R Markdown
  221.  
  222. .ipynb — Jupyter Notebook (JSON with embedded text)
  223.  
  224. 💬 Chat / Logs / Docs
  225. .log, .chat, .msg, .eml, .mbox, .ics (calendar), .vcs
  226.  
  227. 📦 Miscellaneous
  228. .man, .1, .2, etc. — Unix man pages
  229.  
  230. .troff, .roff, .nroff — Unix document formats
  231.  
  232. .pod — Perl documentation
  233.  
  234. .tcl — Tcl script
  235.  
  236. .conf — Generic config
  237.  
  238. .desktop — Linux desktop entry
  239.  
  240. .service — systemd unit
  241.  
  242. .plist — macOS/iOS property list (XML)
  243.  
  244.  
  245.  
  246.  
  247.  
  248.  
  249.  
  250.  
  251.  
  252.  
  253.  
  254.  
  255.  
  256.  
  257.  
  258.  
  259.  
  260.  
  261.  
  262.  
  263.  
  264.  
  265.  
  266.  
  267.  
  268.  
  269.  
  270.  
  271.  
  272.  
  273.  
  274.  
  275.  
  276.  
  277.  
  278.  
  279.  
  280. 🖼️ Image File Formats
  281. 🟢 Common Raster Image Formats
  282. .jpg / .jpeg — Joint Photographic Experts Group
  283.  
  284. .png — Portable Network Graphics
  285.  
  286. .gif — Graphics Interchange Format (supports animation)
  287.  
  288. .bmp — Bitmap Image File
  289.  
  290. .webp — Web Picture Format (Google)
  291.  
  292. .tif / .tiff — Tagged Image File Format
  293.  
  294. .heif / .heic — High Efficiency Image File Format (Apple)
  295.  
  296. .avif — AV1 Image File Format (modern, open source)
  297.  
  298. 📷 Camera RAW Formats (Uncompressed or Proprietary)
  299. .raw — Generic RAW image
  300.  
  301. .cr2, .cr3 — Canon RAW
  302.  
  303. .nef — Nikon RAW
  304.  
  305. .arw — Sony RAW
  306.  
  307. .orf — Olympus RAW
  308.  
  309. .rw2 — Panasonic RAW
  310.  
  311. .dng — Adobe Digital Negative
  312.  
  313. .sr2, .srf — Sony RAW legacy
  314.  
  315. .pef — Pentax RAW
  316.  
  317. .raf — Fujifilm RAW
  318.  
  319. .kdc — Kodak RAW
  320.  
  321. .erf — Epson RAW
  322.  
  323. .mos — Leaf RAW
  324.  
  325. 🧱 Vector and Hybrid Formats
  326. .svg — Scalable Vector Graphics (text-based)
  327.  
  328. .eps — Encapsulated PostScript
  329.  
  330. .ai — Adobe Illustrator
  331.  
  332. .pdf — Can contain vector and raster images
  333.  
  334. .wmf — Windows Metafile
  335.  
  336. .emf — Enhanced Metafile
  337.  
  338. 🌀 Legacy / Obscure / Special Purpose
  339. .pcx — Paintbrush
  340.  
  341. .tga / .icb / .vda — Truevision TGA
  342.  
  343. .sgi / .rgb — Silicon Graphics Image
  344.  
  345. .xpm — X PixMap (text-based)
  346.  
  347. .xbm — X BitMap (text-based)
  348.  
  349. .dds — DirectDraw Surface (used in games)
  350.  
  351. .psd — Photoshop Document
  352.  
  353. .xcf — GIMP image file
  354.  
  355. .ora — OpenRaster
  356.  
  357. .jp2 / .j2k — JPEG 2000
  358.  
  359. .jxr / .wdp / .hdp — JPEG XR (Microsoft)
  360.  
  361. .icns — macOS icon
  362.  
  363. .ico — Windows icon
  364.  
  365. .cur — Windows cursor
  366.  
  367. .sketch — Sketch image
  368.  
  369. .heif-seq — HEIF image sequence
  370.  
  371. 💾 Specialized Scientific / Medical / 3D
  372. .nii / .nii.gz — NIfTI (neuroimaging)
  373.  
  374. .dcm / .dicom — DICOM (medical imaging)
  375.  
  376. .exr — OpenEXR (high dynamic range)
  377.  
  378. .hdr / .rgbe — Radiance HDR
  379.  
  380. .pfm — Portable Float Map
  381.  
  382. .fits / .fit — Flexible Image Transport System (astronomy)
  383.  
  384. 🎥 Video File Formats
  385. 🟢 Common Video Containers
  386. .mp4 / .m4v — MPEG-4 Part 14
  387.  
  388. .webm — Web Media (open-source)
  389.  
  390. .mkv — Matroska Video
  391.  
  392. .avi — Audio Video Interleave (Microsoft)
  393.  
  394. .mov — Apple QuickTime
  395.  
  396. .wmv — Windows Media Video
  397.  
  398. .flv — Flash Video
  399.  
  400. .f4v — MPEG-4 Flash Video
  401.  
  402. .3gp / .3g2 — 3rd Generation Partnership Project (mobile)
  403.  
  404. .mpeg / .mpg / .mpe / .m1v / .m2v — MPEG family
  405.  
  406. .ts / .m2ts / .mts — Transport Stream (Blu-ray, broadcasting)
  407.  
  408. 📺 Legacy / Obsolete / Rare Video Formats
  409. .rm / .rmvb — RealMedia
  410.  
  411. .vob — DVD Video Object
  412.  
  413. .asf — Advanced Systems Format
  414.  
  415. .amv — Anime Music Video (MTV players)
  416.  
  417. .divx — DivX video
  418.  
  419. .xvid — XviD video
  420.  
  421. .ogv — Ogg Video
  422.  
  423. .nsv — Nullsoft Streaming Video
  424.  
  425. .bik — Bink Video (games)
  426.  
  427. .fli / .flc — Autodesk Animator
  428.  
  429. 🧪 Raw / Intermediate / Pro Formats
  430. .yuv — Raw video format
  431.  
  432. .mxf — Material Exchange Format (broadcast)
  433.  
  434. .r3d — RED Digital Camera
  435.  
  436. .braw — Blackmagic RAW
  437.  
  438. .ari / .mxf — ARRI camera format
  439.  
  440. .cin / .dpx — Digital Picture Exchange (film scan)
  441.  
  442. .vqf — Rare video codec format
  443.  
  444. .avs — AviSynth script (not a real video file, but used for processing)
  445.  
  446. 📦 Image Sequences (video made of images)
  447. .mp4 + .jpg/.png frames
  448.  
  449. .gif — Animated GIF
  450.  
  451. .webp — Animated WebP
  452.  
  453. .apng — Animated PNG
  454.  
  455. .mng — Multiple-image Network Graphics
  456.  
  457. .heif-seq / .avif-seq — Image sequences
  458.  
  459. .tiff — Multipage TIFF as pseudo-video
  460.  
  461. 🎨 Video Codecs (Inside Containers)
  462. Some of these are not file extensions but essential to decode:
  463.  
  464. H.264 / AVC
  465.  
  466. H.265 / HEVC
  467.  
  468. VP8 / VP9
  469.  
  470. AV1
  471.  
  472. MPEG-2 / MPEG-4
  473.  
  474. Theora
  475.  
  476. ProRes
  477.  
  478. DNxHD / DNxHR
  479.  
  480. CineForm
  481.  
  482. VC-1
  483.  
  484. DivX / XviD
  485.  
  486. MJPEG
  487.  
  488. RAW (uncompressed)
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