File Format Library — 260+ formats
Every format gets its own page: what it is, its official spec and MIME type, how it breaks, how to repair it, similar formats, and the in-browser tool to fix or convert it. Start from the most common formats, or browse by category below.
Start here — most common formats
PDF Document
Portable document
Format overview →Word Document (Office Open XML)
Word processing document
Format overview →Excel Spreadsheet
Spreadsheet (OOXML)
Format overview →PowerPoint Presentation
Presentation (OOXML)
Format overview →PNG Image
Lossless raster
Format overview →JPEG Image
Photographic image
Format overview →MP3 Audio
Compressed music
Format overview →MP4 Video
H.264/HEVC container
Format overview →ZIP Archive
Compressed archive
Format overview →Comma-Separated Values
Tabular data
Format overview →Plain Text
Plain text
Format overview →JSON Data
Structured data
Format overview →Browse by category
Pick a family to jump straight to its formats.
Document
33 formats — recovery guides, symptoms and converters.
Browse document →Image
30 formats — recovery guides, symptoms and converters.
Browse image →Audio
19 formats — recovery guides, symptoms and converters.
Browse audio →Video
23 formats — recovery guides, symptoms and converters.
Browse video →Archive
28 formats — recovery guides, symptoms and converters.
Browse archive →Data
38 formats — recovery guides, symptoms and converters.
Browse data →Config
39 formats — recovery guides, symptoms and converters.
Browse config →Font
11 formats — recovery guides, symptoms and converters.
Browse font →Engineering
39 formats — recovery guides, symptoms and converters.
Browse engineering →All formats
Search by name or extension, or filter by category.
Word Document (Office Open XML)
Word processing document
Recovery guide →Word Document (Legacy)
Legacy Word document
Recovery guide →PDF Document
Portable document
Recovery guide →OpenDocument Text
OpenOffice/LibreOffice text document
Recovery guide →Rich Text Format
Cross-platform rich text
Recovery guide →Plain Text
Plain text
Recovery guide →Markdown
Lightweight markup
Recovery guide →EPUB E-book
E-book (ZIP container)
Recovery guide →Apple Pages Document
Apple word processor
Recovery guide →Keynote Presentation
Apple presentation
Recovery guide →Apple Numbers Spreadsheet
Apple spreadsheet
Recovery guide →PowerPoint Presentation
Presentation (OOXML)
Recovery guide →PowerPoint Presentation (Legacy)
Legacy presentation
Recovery guide →Excel Spreadsheet
Spreadsheet (OOXML)
Recovery guide →Excel Spreadsheet (Legacy)
Legacy spreadsheet
Recovery guide →OpenDocument Spreadsheet
LibreOffice spreadsheet
Recovery guide →Comma-Separated Values
Tabular data
Recovery guide →Tab-Separated Values
Tabular data
Recovery guide →LaTeX Source
Typesetting source
Recovery guide →BibTeX Bibliography
Bibliography database
Recovery guide →WordPerfect Document
Legacy word processor
Recovery guide →Microsoft Works Document
Legacy Works document
Recovery guide →Publisher Document
Desktop publishing
Recovery guide →InDesign Document
Desktop publishing layout
Recovery guide →TEI XML Document
Scholarly XML markup
Recovery guide →JPEG Image
Photographic image
Recovery guide →PNG Image
Lossless raster
Recovery guide →WebP Image
Web image (lossy/lossless)
Recovery guide →GIF Image
Animated raster
Recovery guide →Bitmap Image
Uncompressed raster
Recovery guide →TIFF Image
High-bit raster/scan
Recovery guide →Photoshop Document
Layered image
Recovery guide →GIMP Document
GIMP layered image
Recovery guide →Adobe Illustrator Artwork
Vector illustration
Recovery guide →Encapsulated PostScript
Vector/print
Recovery guide →Scalable Vector Graphics
Vector graphic (XML)
Recovery guide →HEIC Image
Apple high-efficiency photo
Recovery guide →AVIF Image
Modern compressed image
Recovery guide →Windows Icon
Icon (multi-size)
Recovery guide →Camera Raw
Camera sensor data
Recovery guide →Adobe DNG Raw
Universal raw format
Recovery guide →Canon Raw
Canon raw photo
Recovery guide →Nikon Raw
Nikon raw photo
Recovery guide →Sony Raw
Sony raw photo
Recovery guide →Panasonic Raw
Panasonic raw photo
Recovery guide →OpenEXR Image
HDR raster
Recovery guide →Radiance HDR
HDR environment map
Recovery guide →JPEG 2000
Compression standard
Recovery guide →JPEG 2000 (ISO)
JPEG 2000 file
Recovery guide →DirectDraw Surface
GPU texture
Recovery guide →Targa Image
Legacy raster/texture
Recovery guide →Animated PNG
Animated PNG
Recovery guide →Photoshop Large Document
Very large layered image
Recovery guide →Free Lossless Image Format
Lossless image
Recovery guide →BPG Image
High-efficiency image
Recovery guide →MP3 Audio
Compressed music
Recovery guide →WAV Audio
Uncompressed audio
Recovery guide →FLAC Audio
Lossless audio
Recovery guide →AAC Audio
Advanced audio codec
Recovery guide →M4A Audio
AAC in MP4 container
Recovery guide →Ogg Audio
OGG container (Vorbis/Opus)
Recovery guide →Opus Audio
Low-latency voice/music
Recovery guide →Windows Media Audio
Legacy Windows audio
Recovery guide →AIFF Audio
Apple uncompressed audio
Recovery guide →ALAC Audio
Apple lossless
Recovery guide →Monkey's Audio
Lossless audio
Recovery guide →WavPack
Lossless audio
Recovery guide →MIDI File
Musical instrument data
Recovery guide →ABC Notation
Text music notation
Recovery guide →AMR Audio
Narrowband voice
Recovery guide →RealAudio
Legacy streaming audio
Recovery guide →Core Audio Format
Apple audio container
Recovery guide →DSD Audio
SACD audio (1-bit)
Recovery guide →DSD Stream File
DSD audio
Recovery guide →MP4 Video
H.264/HEVC container
Recovery guide →Matroska Video
Open video container
Recovery guide →AVI Video
Legacy video container
Recovery guide →QuickTime Movie
Apple video container
Recovery guide →WebM Video
Web video (VP8/VP9/AV1)
Recovery guide →Windows Media Video
Legacy Windows video
Recovery guide →Flash Video
Legacy streaming video
Recovery guide →iTunes Video
MP4 with DRM history
Recovery guide →MPEG Video
MPEG-1/2 video
Recovery guide →MPEG Program Stream
MPEG video stream
Recovery guide →DVD Video Object
DVD video
Recovery guide →MPEG Transport Stream
Broadcast stream
Recovery guide →Blu-ray Transport Stream
Blu-ray video
Recovery guide →AVCHD Transport Stream
Camcorder video
Recovery guide →3GPP Video
Mobile video
Recovery guide →Material Exchange Format
Broadcast/Pro video
Recovery guide →Apple ProRes
Pro video codec
Recovery guide →DNxHD Video
Avid broadcast codec
Recovery guide →Ogg Video
Theora video
Recovery guide →RealMedia Variable Bitrate
Legacy streaming video
Recovery guide →Advanced Systems Format
Windows media container
Recovery guide →MPEG-4 Part 2
Legacy MPEG-4 ASP video
Recovery guide →DivX Video
Legacy compressed video
Recovery guide →ZIP Archive
Compressed archive
Recovery guide →7-Zip Archive
High-ratio archive
Recovery guide →RAR Archive
Compressed archive
Recovery guide →Tape Archive
Uncompressed archive
Recovery guide →Gzip Compressed
Single-file compression
Recovery guide →Bzip2 Compressed
Single-file compression
Recovery guide →XZ Compressed
LZMA compression
Recovery guide →Gzipped Tarball
Linux distribution archive
Recovery guide →Bzip2 Tarball
Linux distribution archive
Recovery guide →XZ Tarball
Linux distribution archive
Recovery guide →ISO Disc Image
Optical disc image
Recovery guide →Disk Image
Raw disk image
Recovery guide →Apple Disk Image
macOS disk image
Recovery guide →Virtual Hard Disk
Virtual machine disk
Recovery guide →Virtual Hard Disk v2
Virtual machine disk
Recovery guide →VirtualBox Disk
VirtualBox disk
Recovery guide →QEMU Copy-on-Write v2
QEMU disk
Recovery guide →Binary Disc Image
Raw disc (with CUE)
Recovery guide →CUE Sheet
Disc index file
Recovery guide →Cabinet Archive
Windows installer archive
Recovery guide →Windows Installer Package
Installer database
Recovery guide →Debian Package
Linux package (ar+tar)
Recovery guide →RPM Package
Linux package
Recovery guide →CPIO Archive
Unix archive
Recovery guide →LHA/LZH Archive
Legacy Japanese archive
Recovery guide →ARJ Archive
Legacy archive
Recovery guide →Unix Compress
Legacy LZW compression
Recovery guide →Split Archive Part
Split archive part
Recovery guide →JSON Data
Structured data
Recovery guide →JSON Lines
Line-delimited JSON
Recovery guide →XML Markup
Structured markup
Recovery guide →HTML Document
Web page
Recovery guide →YAML Data
Config/data (indentation)
Recovery guide →TOML Config
Config format
Recovery guide →INI Config
Legacy config
Recovery guide →SQL Script
Database script
Recovery guide →SQLite Database
SQLite database
Recovery guide →SQLite Database
SQLite database
Recovery guide →Apache Parquet
Columnar data
Recovery guide →Apache ORC
Columnar data
Recovery guide →Apache Arrow
Columnar in-memory format
Recovery guide →Apache Avro
Binary row data
Recovery guide →RDF Data
Linked data (XML)
Recovery guide →Turtle RDF
Linked data (Turtle)
Recovery guide →N-Triples
Line-based RDF
Recovery guide →JSON-LD
Linked data (JSON)
Recovery guide →iCalendar
Calendar events
Recovery guide →vCard
Contact card
Recovery guide →Outlook Personal Folder
Outlook mail store
Recovery guide →Outlook Offline Store
Offline mail cache
Recovery guide →Outlook Message
Single email message
Recovery guide →Email Message
Raw email (MIME)
Recovery guide →Mbox Mailbox
Mailbox store
Recovery guide →Keyhole Markup Language
Geographic data (XML)
Recovery guide →Compressed KML
Zipped KML
Recovery guide →GeoJSON
Geographic JSON
Recovery guide →GPS Exchange Format
GPS track data
Recovery guide →Shapefile
GIS vector data
Recovery guide →dBASE File
Tabular attribute data
Recovery guide →Access Database
Legacy Access DB
Recovery guide →Access Database
Access database
Recovery guide →Generic Data
Raw data (ambiguous)
Recovery guide →Log File
System/application log
Recovery guide →Binary File
Generic binary
Recovery guide →Backup File
Backup (ambiguous)
Recovery guide →Temporary File
Temporary data
Recovery guide →Cascading Style Sheets
Web styling
Recovery guide →SCSS Stylesheet
Sass styling
Recovery guide →LESS Stylesheet
LESS styling
Recovery guide →JavaScript
Script/program
Recovery guide →TypeScript
Typed script
Recovery guide →React JSX
React component
Recovery guide →React TSX
Typed React component
Recovery guide →Python Source
Python program
Recovery guide →Jupyter Notebook
Notebook (JSON)
Recovery guide →C Source
C program
Recovery guide →C++ Source
C++ program
Recovery guide →C Header
C/C++ header
Recovery guide →Java Source
Java program
Recovery guide →Java Class
Compiled Java
Recovery guide →Java Archive
ZIP-based Java package
Recovery guide →PHP Source
PHP program
Recovery guide →Ruby Source
Ruby program
Recovery guide →Go Source
Go program
Recovery guide →Rust Source
Rust program
Recovery guide →Shell Script
Shell script
Recovery guide →Batch File
Windows batch
Recovery guide →PowerShell Script
PowerShell script
Recovery guide →Configuration File
Generic config
Recovery guide →Configuration File
Generic config
Recovery guide →Environment File
Environment variables
Recovery guide →Java Properties
Key-value config
Recovery guide →Apple Property List
macOS/iOS config (XML/binary)
Recovery guide →Strings File
Localization strings
Recovery guide →Gettext PO
Translation catalog
Recovery guide →Gettext MO
Compiled translation
Recovery guide →XLIFF Translation
Translation exchange (XML)
Recovery guide →XLIFF 1.2
Translation exchange
Recovery guide →.NET Resource
.NET resources
Recovery guide →JSON Resource
JSON resource file
Recovery guide →Dynamic Link Library
Windows library
Recovery guide →Executable
Windows program
Recovery guide →System File
Windows driver/system
Recovery guide →Registry File
Windows registry export
Recovery guide →Driver Info File
Windows driver install script
Recovery guide →TrueType Font
Outline font
Recovery guide →OpenType Font
OpenType font
Recovery guide →Web Open Font Format
Web font
Recovery guide →Web Open Font Format 2
Compressed web font
Recovery guide →TrueType Collection
Multiple fonts in one file
Recovery guide →Embedded OpenType
Legacy web font
Recovery guide →PostScript Font Binary
Type 1 font
Recovery guide →PostScript Font ASCII
Type 1 font (ASCII)
Recovery guide →Adobe Font Metrics
Font metrics
Recovery guide →Windows Font (bitmap)
Legacy bitmap font
Recovery guide →AutoCAD Drawing
CAD drawing
Recovery guide →Drawing Exchange Format
CAD interchange
Recovery guide →MicroStation Design
CAD design file
Recovery guide →STL 3D Model
3D mesh (binary/ASCII)
Recovery guide →Wavefront OBJ
3D mesh + materials
Recovery guide →Material Library
OBJ materials
Recovery guide →Autodesk FBX
3D exchange format
Recovery guide →GL Transmission Format
3D web format (JSON)
Recovery guide →Binary GLTF
Binary 3D web format
Recovery guide →3D Manufacturing Format
3D print format (ZIP)
Recovery guide →STEP CAD File
CAD exchange (ISO 10303)
Recovery guide →STEP CAD File
CAD exchange
Recovery guide →IGES CAD File
CAD exchange (legacy)
Recovery guide →G-Code
3D printer instructions
Recovery guide →CNC Program
CNC machine code
Recovery guide →HPGL Plot File
Pen plotter file
Recovery guide →HP Graphics Language
Plotter language
Recovery guide →Visio Drawing
Visio diagram (OOXML ZIP)
Recovery guide →Visio Drawing (Legacy)
Legacy Visio diagram
Recovery guide →Compressed SVG
Gzipped SVG
Recovery guide →Point Cloud (E57)
3D point cloud (XML+binary)
Recovery guide →LAS Lidar
Lidar point cloud
Recovery guide →Compressed LAS
Compressed lidar
Recovery guide →Polygon File Format
3D mesh/points
Recovery guide →Point Cloud Data
PCL point cloud
Recovery guide →XYZ Points
Coordinate points
Recovery guide →eDrawings XPS
SolidWorks eDrawings
Recovery guide →SketchUp Model
SketchUp model
Recovery guide →3D Studio
Legacy 3D scene
Recovery guide →COLLADA
3D exchange (XML)
Recovery guide →3ds Max Scene
3ds Max scene
Recovery guide →Blender File
Blender scene
Recovery guide →Unity Package
Unity asset package (tar.gz)
Recovery guide →Unity Prefab
Unity component (YAML/JSON)
Recovery guide →Unity Scene
Unity scene (YAML)
Recovery guide →Aseprite File
Pixel-art animation
Recovery guide →Krita Document
Krita layered image (ZIP)
Recovery guide →Clip Studio Paint
CSP document
Recovery guide →PaintTool SAI
SAI drawing
Recovery guide →Custom Font Variant
Custom font
Recovery guide →OpenDocument Presentation
LibreOffice presentation
Recovery guide →OpenDocument Graphics
LibreOffice drawing
Recovery guide →Flat ODT
Flat XML ODT
Recovery guide →ODT Template
ODT template
Recovery guide →Word Template
Word template
Recovery guide →Word Template (Legacy)
Legacy Word template
Recovery guide →Excel Template
Excel template
Recovery guide →PowerPoint Template
PPT template
Recovery guide →Notes
- Format facts are general public knowledge of the format families (retrieved 2026-08-29).
- Official specification references on each format page point to IANA, the relevant standards body, or the originating vendor; unverified items are marked verify-locally.
- Recovery guidance is general troubleshooting, not a guarantee of recovery.