Jimp
A JavaScript image editing library for Node that needs no native add-ons.
- Stars
- 14.7k
- Forks
- 778
- Licence
- MIT
- Language
- TypeScript
- Last update
- 7 months ago
- Type
- Library
What it is
Jimp is a library for Node.js that lets code open, edit, and save images. It is written entirely in JavaScript and has no native dependencies, so it is meant to install and run without compiling platform-specific code. Developers use it when they need image processing inside a server or script.
- Resize or crop images inside a Node.js backend
- Convert images between supported formats
- Build a custom image processing step in a script or service
- Create a trimmed-down build that includes only the file types and plugins you need
Great for
- Node.js developers who want image manipulation without native build tools
- Projects that need to run on systems where compiling native modules is difficult
- Developers who want to extend or customize which image formats and plugins are included
Not ideal for
- Users looking for a ready-made desktop app, since this is a code library (the README does not describe a GUI)
- Projects needing very high-speed bulk image processing, since the README does not make performance claims and a pure JavaScript approach may be slower than native tools
How to get it
- 1
Install with a package manager
You'll need: Node.js
Clone the repository
git clone https://github.com/jimp-dev/jimp - 2
Run it
- Install Node.js
- Add Jimp to a project using the package manager
- Read the documentation at the homepage to load and edit your first image
- 3
Get the most out of it
- Use @jimp/custom to add or remove file types, encoders, decoders, and plugins
- Review the CONTRIBUTING documentation if you plan to extend the library
Downloads
Strengths
- Written entirely in JavaScript with zero native dependencies, per the description
- MIT licensed
- Customizable through the @jimp/custom package for changing file types, encoders/decoders, and plugins
Trade-offs
- The README is truncated and does not give a full feature list or performance details
- Being pure JavaScript, it may not match native libraries on speed for heavy workloads (general trade-off, not stated in the README)
Stats synced from GitHub. The assessment above was drafted with AI from the project's README on 2026-10-29 and may miss recent changes — check the README before relying on a command. MIT licence: free to use, modify and distribute, including commercially, as long as you keep the copyright notice.