MIME Types Reference

A non-standard type occasionally used for raw GraphQL query bodies, though most GraphQL APIs use JSON instead.

Identifies gzip-compressed data — used both for standalone compressed files and HTTP response compression.

Identifies JSON data in HTTP responses, API requests, and structured files.

Identifies JSON-LD, a JSON-based format for linked/structured data, heavily used for SEO schema markup.

The generic fallback type for arbitrary binary data when the specific format is unknown or unspecified.

Identifies PDF documents — the standard format for fixed-layout, print-ready files.

Identifies Rich Text Format documents — a cross-platform formatted text format supported by nearly every word processor.

Identifies SQL script files — database dumps, migrations, and query files.

The modern Microsoft PowerPoint presentation format — a ZIP archive containing XML slide data, layouts, and media.

The modern Microsoft Excel spreadsheet format — a ZIP archive containing XML worksheet data, formulas, and formatting.

The modern Microsoft Word document format — a ZIP archive containing XML content, styles, and resources.

Identifies RAR archive files — a proprietary compressed archive format popular for large file distribution.

Identifies WebAssembly binary modules — compiled code that runs in browsers and other WASM runtimes at near-native speed.

Identifies 7z archive files, known for higher compression ratios than ZIP at the cost of less universal support.

Identifies TAR archives — a Unix-standard format that bundles files together without compression.

Encodes form field data as key-value pairs in the URL-encoded format — the default HTML form submission type.

Identifies YAML data — a human-readable configuration and data serialization format used heavily in DevOps tooling.

Identifies XHTML documents — HTML written to strict XML well-formedness rules.

Identifies structured data formatted as XML, used in SOAP APIs, config files, and legacy data interchange.

Identifies ZIP compressed archive files, the most universally supported archive format.

Identifies MP3 audio files — the most universally supported compressed audio format.

Identifies Ogg-container audio, most commonly Vorbis or Opus-encoded — an open, royalty-free alternative to MP3.

Identifies WAV audio files — an uncompressed or minimally-compressed format favored for audio production and editing.

Identifies audio-only WebM files, typically containing Opus or Vorbis-encoded audio in the same container used for WebM video.

Identifies OpenType font files — a modern desktop/print font format supporting advanced typographic features, less compact than WOFF2 for web use.

Identifies TrueType font files — a widely supported desktop/print font format, less space-efficient than WOFF2 for web delivery.

Identifies WOFF web fonts — the predecessor to WOFF2, still used as a legacy-browser fallback for @font-face.

Identifies WOFF2 web fonts — the modern, most compressed format for delivering custom fonts via CSS @font-face.

A modern image format based on the AV1 video codec, often achieving better compression than WebP or JPEG.

Identifies BMP bitmap images — an old, largely uncompressed Windows-native image format.

Identifies GIF images — a format known primarily for simple animation support and limited (256-color) palettes.

Identifies JPEG images — the standard lossy-compressed format for photographs.

Identifies PNG images — a lossless format with transparency support, ideal for graphics and screenshots.

Identifies SVG vector graphics — infinitely scalable, XML-based images ideal for icons, logos, and diagrams.

Identifies TIFF images — a flexible, high-fidelity format used heavily in print, scanning, and professional photography workflows.

A modern image format offering both lossy and lossless compression, typically smaller than JPEG/PNG at equivalent quality.

Identifies ICO files — the traditional favicon format, capable of bundling multiple icon sizes in one file.

Encodes form submissions that include file uploads, splitting the body into distinct named parts.

Identifies CSS stylesheets — required for the browser to apply styles from a linked file.

Identifies comma-separated tabular data, the standard interchange format for spreadsheets and simple datasets.

Identifies HTML documents — the fundamental content type of the web.

Identifies JavaScript source files — the correct modern type is text/javascript, not the older application/javascript.

Identifies Markdown-formatted text — the lightweight markup language standard for READMEs, docs, and content authoring.

Identifies unstructured, unstyled plain text content with no markup or parsing rules.

Identifies MP4 video files — the most universally supported video container format for web and device playback.

Identifies QuickTime container files (.mov) — Apple's video format, common in professional editing and iPhone-recorded video.

An open, royalty-free video container format, commonly used as a web-optimized fallback or alternative to MP4.

Identifies AVI video files — an older Windows-native container format, largely superseded for modern web video.