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Discover community-driven replacements for popular proprietary software.

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Popular products

Most searched proprietary tools with open-source replacements

Hoppscotch
Postman29 alts

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

TypeScript79.5k
Payload
WordPress21 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.

TypeScript43.0k
joplin
Evernote20 alts

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

TypeScript55.2k
Hoppscotch
Insomnia18 alts

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

TypeScript79.5k

Browse all

Showing 2,636 products with open-source alternatives

PopularRecently addedA–Z
Frappe Gantt
DHTMLX Gantt1 alts

A modern, open-source JavaScript library for building customizable, interactive Gantt charts for the web.

JavaScript6.0k
bunster
shc1 alts

A shell compiler that converts bash scripts into secure, portable, and static binaries by transpiling them to Go.

Go2.7k
Queue plugin
dropr1 alts

A simple, dependency-free job queue plugin for CakePHP enabling deferred task execution.

PHP308
pup
Forever1 alts

A universal process manager built in Deno to keep scripts, applications, and services alive across platforms.

TypeScript194
OpenMW
Morrowind Engine1 alts

An open-source game engine for playing and modding The Elder Scrolls III: Morrowind with modern enhancements.

C++6.4k
Jpeg-Compressor
libjpeg1 alts

A small, public domain or Apache 2.0 licensed C++ JPEG compression and fuzzed low-RAM decompression codec.

C247
gtts
Google Cloud Text-to-Speech1 alts

Python library and CLI tool to interface with Google Translate's text-to-speech API for generating MP3 audio from text.

Python2.6k
Altair GraphQL Client
GraphQL Playground1 alts

A beautiful, feature-rich GraphQL Client IDE for debugging queries across all platforms.

TypeScript5.4k
Websoft9
CloudPanel1 alts

A web-based PaaS/Linux panel for self-hosting 200+ open-source applications on a single server with Docker and Kubernetes management.

Python2.1k
Gorilla
cewl1 alts

A versatile Rust tool for generating and mutating wordlists using patterns, web scraping, and password formats.

Rust392
Aural Player
VLC1 alts

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

Swift1.1k
ElegantCalendar
TimePage1 alts

An efficient and customizable full-screen calendar library for iOS apps built with SwiftUI.

Swift1.1k
openpilot
GM Super Cruise1 alts

An open-source operating system that upgrades driver assistance systems in 300+ supported cars.

Python61.4k
csvtomd
Tables Generator1 alts

Convert CSV files into Markdown tables with customizable padding and delimiter support.

Python667
chruby
RVM1 alts

A minimal shell script that changes the current Ruby version by updating environment variables.

Shell2.9k
freeciv
Sid Meier's Civilization1 alts

A free and open-source empire-building strategy game inspired by human civilization history.

C1.5k
task_bunny
RQ1 alts

A background job processing library for Elixir using RabbitMQ for reliable messaging and job queuing.

Elixir199
LRM
ResXResourceManager1 alts

A cross-platform CLI tool and TUI editor for managing .NET .resx and other localization files with validation, translation, and CI/CD automation.

CSS49
Websoft9
cPanel1 alts

A web-based PaaS/Linux panel for self-hosting 200+ open-source applications on a single server with Docker and Kubernetes management.

Python2.1k
fullcalendar
Google Calendar UI1 alts

A full-sized, interactive drag & drop event calendar library for JavaScript applications.

TypeScript20.5k
HeapInspector-for-iOS
Instruments1 alts

A debug tool that monitors the memory heap and finds leaks in iOS apps without using Instruments.

Objective-C1.9k
linalg.h
Boost.QVM1 alts

A single-header, public domain, short vector math library for C++ inspired by shading languages.

C++957
TinyTIFF
libTIFF1 alts

A lightweight C/C++ library for fast reading and writing of basic multi-frame TIFF files.

C++162
windsurf.nvim
Tabnine1 alts

A native Neovim plugin that integrates Windsurf's AI-powered code completion and chat functionality directly into the editor.

Lua1.3k
Graudit
SWAAT1 alts

A grep-based source code auditing tool that finds potential security flaws using signature databases for multiple programming languages.

Shell1.7k
Yamtrack
AniList1 alts

A self-hosted media tracker for movies, TV shows, anime, manga, video games, books, comics, and board games.

Python2.8k
netdata
Zabbix1 alts

An open-source, real-time infrastructure monitoring platform with per-second metrics, ML-powered anomaly detection, and zero-configuration deployment.

C79.1k
good_job
Que1 alts

A multithreaded, Postgres-based Active Job backend for Ruby on Rails, designed for simplicity and performance.

Ruby3.0k
GitHub repository
RViz1 alts

An open-source SDK for logging, storing, querying, and visualizing multimodal, time-series data like images, point clouds, and tensors.

Rust10.9k
callbag-basics
xstream1 alts

A tiny, fast reactive/iterable programming library implementing the callbag spec for unified stream processing.

JavaScript1.7k
notifuse
Klaviyo1 alts

An open-source, self-hosted emailing platform for sending newsletters and transactional emails with enterprise-grade features.

Go2.0k
shakapacker
rails/webpacker1 alts

A modern Webpack/Rspack integration for Rails that manages JavaScript modules and assets with support for hot module replacement.

Ruby487
quri
PURI1 alts

A fast, RFC 3986-compliant URI library for Common Lisp, designed as a replacement for PURI.

Common Lisp127
Substation
Cribl1 alts

A serverless toolkit for routing, normalizing, and enriching security event and audit logs in AWS.

Go402
schedule-x
react-big-calendar1 alts

A modern JavaScript event calendar library with responsive design, internationalization, and framework-agnostic component injection.

TypeScript2.4k
Hopscotch map
google::dense_hash_map1 alts

A C++ header-only library providing fast hash map and hash set implementations using hopscotch hashing with open addressing.

C++766
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