Determine a file's type from its magic number.

Plugin for stylelint with magic number rule

Detect the format of a file by looking at its magic number

Magic number detector for javascript

TypeScript definitions for magic-number

Quickly test to see if a readable stream is gzipped based on its magic number

<h1 align="center">js-file-magic-number-checker</h1>

> Detect the file type of a base64 The file type is detected by checking the [magic number] of the base64.

Type definitions for magic-number from https://www.github.com/DefinitelyTyped/DefinitelyTyped

ESLint plugin for team code conventions — enforces filename case, magic-number bans, commented-out code, expiring TODOs, and deprecated-API usage.

A set of compression algorithms used by CloudPSS. Auto detect algorithm by magic number. Be carful when handling binary files since their data might be confusing with magic numbers of compressed data.

Find a magic number

Detect Filetype by bytes

Modify strings, generate sourcemaps

NoFlo components to detect file type by checking magic number.

Node.js streaming read / write / parse of pcap, pcapng and .cap / tcpdump capture files — format auto-detected by magic number (classic libpcap in both endiannesses and microsecond/nanosecond variants, plus pcapng), with transparent gzip and LZ4 decompres

Some useful utilities I often need

Check magic number from Buffer

The JSCS plugin for validate magic number

TypeScript typings for magic-number