Open Source Projects in CSS

Popular front-end toolkit for responsive websites

Supabase

The open source Firebase alternative.

Plane

The open source project management tool.

Atom

Hackable text editor for the 21st century

Logseq

Privacy-first knowledge base with bidirectional linking

LosslessCut

Trim videos and audio without re-encoding

ShareX

The ultimate open-source screen capture, file sharing and productivity tool.

Insomnia

Intuitive, multi-protocol API client for developers.

Umami

A simple, fast, privacy-focused alternative to Google Analytics.

Trilium Notes

A hierarchical note taking application with focus on building large personal knowledge bases.

Wiki.js

The most powerful and extensible open source Wiki software.

Zulip

Chat for distributed teams.

Responsively

A modified web browser that helps in responsive web development.

Univer

An open-source alternative to Google Sheets and Excel.

MdBook

Static documentation generator from Markdown

Docmost

An open-source collaborative wiki and documentation tool.

rrweb

An open source tool for recording and replaying user sessions on the web.

UVdesk

An open-source helpdesk system built on Symfony.

Modulz

Design systems with production-ready components

Lightweight modular front-end framework

Verdaccio

A lightweight Node.js private proxy registry.

ZincSearch

A lightweight alternative to Elasticsearch that requires minimal resources.

Spree Commerce

A headless e-commerce framework for Ruby on Rails.

SuperTokens

Open source alternative to Auth0 and Cognito.