JSPM

XML detection plugin for file-type

Identifies file types based on magic bytes, patterns, and other unique file attributes.

Collect IANA media types for you

file-type plugin for improved audio / video type detection

Gets the Content Type for a URL

npm package for generating its file-type on basis of magic numbers!!

A lightweight MIME type and file extension manager for Node.js and web applications. Mimex provides fast lookup, extension-to-MIME and MIME-to-extension resolution, and easy registration of custom types.

A mime-db equivalent to serve data for each entry separately over CDN. Enables small, selective download for any given query.

> A foundational library for reading and writing network or file data on the browser side<br/> > For local file read/write operations, [gs-web-fs](https://www.npmjs.com/package/gs-web-fs), built on top of this library, offers enhanced ease of use<br/> >

Secure file validation library with signature checking and content validation

Vamtec is a multi Purpose AI Assistant, ChatBot, file generation (PDF, Excel, CSV), image uploads handling and automation library

A TypeScript module to detect file MIME types

> A foundational library for reading and writing network or file data on the browser side<br/> > For local file read/write operations, [grain-sand-web-fs](https://www.npmjs.com/package/grain-sand-web-fs), built on top of this library, offers enhanced eas

n8n node for detecting file types using magic bytes analysis

Complete any missing media type for you

You got a filename/foldername we got all its info: icon, category, type, extensions, mime type, color, and more...

文件格式图标

Vamtec is a file generation (PDF, Excel, CSV), image uploads handling and automation library

Pure Node.js MCP server for uploading images to AWS S3 with high-performance validation using Sharp and file-type

A NPM package for getting basic file information like name, size, last modified and type.

Efficiently scans a folder to extract filenames, extensions, and full directory paths, supporting recursive traversal.

Detects and categorizes media files (image, video, document, etc.) from a Blob using file-type.

Validates file extension against its actual buffer-based content type in TypeScript.

Wrapper node around the file-type npmjs package.

Find extension type of uploaded file

A tiny, lightweight JavaScript API to query mime-db (Media-type / MIME-type database).

A lightweight utility to check whether a given file or buffer is a valid PNG image by verifying its signature bytes(magic number). Perfect for validating image uploads or streams before processing.

A package to check various data types like number, integer, float, NaN, finite, infinity, odd, even, array, object, string, date, binary, URL, and file types like PNG, SVG, MP3, MP4, etc.

Detect file types using magic bytes in Node.js

Advanced file operations library with search, type detection, size calculation, and permission utilities

A file type checking library

A package to check various data types like number, integer, float, NaN, finite, infinity, odd, even, array, object, string, date, binary, URL, and file types like PNG, SVG, MP3, MP4, etc.

Gets the Response Headers for a URL

file-type automatically compiled in CommonJS

Detect real file type by analyzing magic bytes - secure and reliable