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Find the best open-source alternatives

Discover community-driven replacements for popular proprietary software.

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Most searched proprietary tools with open-source replacements

Hoppscotch
Postman27 alts

An open-source API development ecosystem for testing HTTP, WebSocket, GraphQL, and other APIs with real-time collaboration.

TypeScript79.5k
Official examples
WordPress20 alts

An open-source, fullstack Next.js framework that provides a TypeScript backend and admin panel, usable as a headless CMS or for building applications.

TypeScript42.9k
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Evernote20 alts

A privacy-focused, open-source note-taking app with end-to-end encrypted sync across all major platforms.

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Hoppscotch
Insomnia17 alts

An open-source API development ecosystem for testing HTTP, WebSocket, GraphQL, and other APIs with real-time collaboration.

TypeScript79.5k

Browse all

Showing 2,563 products with open-source alternatives

PopularRecently addedA–Z
Apache Superset
Qlik2 alts

A modern, enterprise-ready business intelligence web application for data visualization and exploration.

TypeScript73.2k
React-RTE
TinyMCE2 alts

A pure React rich text WYSIWYG editor component built on Draft.js, designed as a full-featured textarea replacement.

JavaScript2.9k
Screenpipe
Granola2 alts

An open-source AI memory tool that records your screen and audio locally, enabling search and automation agents based on your computer activity.

Rust19.2k
UnQLite
BerkeleyDB2 alts

An embedded, serverless, transactional NoSQL database engine with key/value and JSON document store capabilities.

C2.3k
Handmade Math
GLM2 alts

A single-file public domain math library for game and graphics programming with C/C++ support.

C1.6k
souin
Varnish2 alts

An RFC-compliant HTTP cache system that works as a plugin or standalone reverse-proxy for Apache, Nginx, Traefik, Caddy, and many Go frameworks.

Go972
chatwoot
Intercom2 alts

An open-source, self-hosted customer support platform with live chat, email, and omnichannel messaging.

Ruby30.0k
Dynatable.js
DataTables2 alts

A jQuery plugin for creating interactive, sortable, and searchable HTML tables from JSON data or existing markup.

JavaScript2.8k
Ox
Nokogiri2 alts

A fast Ruby XML parser, object marshaller, and SAX parser designed as a high-performance alternative to Nokogiri and Marshal.

C910
Sorcery
Devise2 alts

A stripped-down, bare-bones authentication library for Ruby on Rails applications.

Ruby1.5k
Rack::App
Sinatra2 alts

A minimalist Ruby web framework for building Rack applications with a focus on simplicity, maintainability, and performance.

Ruby410
Tabby
PuTTY2 alts

A highly configurable cross-platform terminal emulator with integrated SSH, serial client, and modern features.

TypeScript72.0k
Blueprinter
JBuilder2 alts

A simple, fast, and declarative JSON serialization library for Ruby objects, designed as a Rails serializer alternative.

Ruby1.3k
pg_timetable
cron2 alts

A standalone, database-driven job scheduler for PostgreSQL with advanced features like task chains, YAML configuration, and built-in operations.

Go1.4k
Plane
Monday2 alts

Open-source project management platform for tracking issues, running cycles, and managing product roadmaps.

TypeScript50.5k
openproject
Basecamp2 alts

Open source web-based project management software for planning, tracking, and collaborating on projects.

Ruby15.2k
Prisma
gorm2 alts

An auto-generated, fully type-safe database client for Go that reduces boilerplate.

Go2.3k
icey
GStreamer2 alts

A modular C++20 toolkit for real-time media, WebRTC, and networking, combining FFmpeg, libuv, and libdatachannel into a single runtime.

C++1.4k
Aural Player
Music.app2 alts

A macOS audio player inspired by Winamp with visualizations and playlist management.

Swift1.1k
asdf
rbenv2 alts

Extendable CLI tool to manage multiple language runtime versions with a single interface and per-project configuration.

Go25.4k
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Chroma2 alts

Deep Lake is a multimodal data lake and vector store optimized for AI, enabling scalable data management, retrieval, and training for LLM and deep learning applications.

C++9.2k
IVRE
ZoomEye2 alts

A self-hosted network reconnaissance framework for building alternatives to Shodan, ZoomEye, Censys, and GreyNoise.

Python4.0k
cash
Cygwin2 alts

A cross-platform implementation of Unix shell commands written in pure ES6 JavaScript, providing a Linux-like CLI on Windows.

JavaScript7.7k
Draw.io
Visio2 alts

A free, offline-first desktop diagramming application built on Electron with complete internet isolation for security.

JavaScript61.5k
docuseal
DocuSign2 alts

Open source platform for creating, filling, and signing digital documents with an easy-to-use, mobile-optimized web tool.

Ruby17.1k
functional.js
lodash/fp2 alts

A lightweight, TypeScript-first functional programming library for JavaScript with auto-currying and point-free style.

TypeScript226
Community Help Board
Prismic2 alts

An open-source data platform that turns any SQL database into a headless CMS, API, and admin panel with real-time collaboration.

TypeScript36.0k
ruvector
Qdrant2 alts

A self-learning vector database with graph intelligence, local AI, and PostgreSQL integration, built for real-time adaptation.

Rust4.2k
OpenDevin
Devin2 alts

An open-source platform for AI-driven software development, offering an SDK, CLI, GUI, and cloud service for building and running software agents.

Python76.2k
Slate
Divvy2 alts

A highly configurable window management application for macOS that replaces Divvy and SizeUp with keyboard-driven window control.

Objective-C7.8k
marimo
Jupyter2 alts

A reactive Python notebook that's reproducible, git-friendly, and deployable as scripts or apps.

Python21.3k
Sunzi
SaltStack2 alts

A minimalist server configuration automation tool that uses shell scripts over SSH for infrastructure as code.

Ruby453
LibrePCB
KiCad2 alts

A free, cross-platform Electronic Design Automation (EDA) suite for designing printed circuit boards.

C++2.9k
FreeCAD
AutoCAD2 alts

A free and open-source parametric 3D CAD modeler for designing real-life objects of any size.

C++31.4k
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MLflow2 alts

An open-source, self-hosted ML experiment tracker with a performant UI and SDK for comparing and querying training runs.

Python6.1k
SwiftOCR
Tesseract2 alts

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