Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

90Health
Library npm

sharp

High-performance Node.js image processing powered by libvips, built for fast resizing and format conversion.

32,726
Apache 2.0
Used by 109
42Health
Library npm

qrcode

A zero-dependency-on-canvas QR code and 2D barcode generator for Node.js and the browser.

8,179
MIT
Used by 54
76Health
Library npm

file-type

Detect the file type of a buffer, stream, or file by reading its magic number.

4,325
MIT
Used by 44
83Health
Tool npm

svgo

A Node.js library and command-line tool that optimizes SVG files by removing redundant markup through a configurable plugin pipeline.

22,703
MIT
Used by 23
50Health
Library npm

resvg-js

A high-performance SVG-to-PNG renderer for Node.js and browsers, powered by Rust's resvg engine via napi-rs and WebAssembly.

1,994
MPL-2.0
Used by 9
47Health
Library Composer

Endroid QR Code

Generate QR codes as PNG, SVG, EPS, WebP, or binary in PHP

4,808
MIT
Used by 4
83Health
Library npm

Takumi

Rust rendering engine that turns JSX, HTML, and node trees into images without a headless browser

3,038
Apache 2.0
Used by 3
78Health
SDK npm

cloudinary

Node.js SDK for uploading, transforming, optimizing, and managing images and videos on Cloudinary.

666
MIT
Used by 3
45Health
Library npm

smartcrop

A dependency-free JavaScript library that finds content-aware image crops using edge, skin-tone, and saturation analysis.

12,955
MIT
Used by 1
46Health
Library npm

fast-png

A pure JavaScript PNG encoder and decoder supporting 16-bit depth, Adam7 interlacing, indexed color, and full APNG animation frames.

459
MIT
Used by 1

Join founders buildingwith open source

Opinionated takes, migration guides, cost-saving tips, and insights from the open source ecosystem.

Subscribe on Substack
Join 750+ subscribers