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Find the best open-source alternatives

Discover community-driven replacements for popular proprietary software.

Popular searchesPostmanEvernoteInsomniaApache Kafka

Popular products

Most searched proprietary tools with open-source replacements

Hoppscotch
Postman21 alts

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

TypeScript79.0k
joplin
Evernote15 alts

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

TypeScript54.5k
Hoppscotch
Insomnia13 alts

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

TypeScript79.0k
RocketMQ
Apache Kafka13 alts

A distributed cloud-native messaging and streaming platform for building event-driven applications with high performance and reliability.

Java22.4k

Browse all

Showing 1,435 products with open-source alternatives

PopularRecently addedA–Z
Adminer
pgAdmin1 alts

A full-featured database management tool written in a single PHP file, supporting MySQL, PostgreSQL, SQLite, and more.

PHP7.4k
Kanidm
Zitadel1 alts

A simple, secure, and fast identity management platform for self-hosted authentication, supporting OAuth2, LDAP, RADIUS, and Unix integration.

Rust4.9k
rage
GnuPG1 alts

A Rust implementation of the age file encryption tool, offering simple, secure encryption with small explicit keys and UNIX-style composability.

Rust3.4k
Apache Superset
Qlik1 alts

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

TypeScript72.6k
Mautic
Marketo1 alts

Mautic is the world's largest open source marketing automation software, enabling businesses to run fully integrated campaigns.

PHP9.5k
python-docx
VBA for Word1 alts

A Python library for reading, creating, and updating Microsoft Word (.docx) files.

Python5.5k
xlsx
LibreOffice Calc scripting1 alts

A JavaScript library for reading, writing, and processing spreadsheet data across Excel, CSV, and other formats.

36.2k
gdu
pdu1 alts

A fast, parallel disk usage analyzer with an interactive console interface written in Go.

Go5.6k
Sigma Rules
Splunk ES1 alts

A generic and open signature format for describing log event detections, shareable across SIEM systems.

Python10.4k
z.lua
fasd1 alts

A faster cd command that learns your directory habits using frecency for quick navigation across shells.

Lua3.1k
writeout.ai
Descript1 alts

A free web application that transcribes and translates audio files using OpenAI's Whisper and Chat APIs.

PHP1.5k
ActivityWatch
WakaTime1 alts

A free, open-source, and privacy-focused automated time tracker that records your computer and browser activity locally.

Python17.4k
edgartools
sec-api1 alts

A Python library that provides structured access to SEC EDGAR filings, including financial statements, insider trades, and fund holdings.

Python2.0k
Infisical
Azure Key Vault1 alts

An open-source platform for secrets management, certificate lifecycle, and privileged access management with self-hosting options.

TypeScript26.2k
Microweber
Squarespace1 alts

A drag-and-drop website builder and CMS with built-in e-commerce capabilities, built on Laravel.

HTML3.4k
btop
bashtop1 alts

A terminal-based resource monitor for CPU, memory, disks, network, processes, and GPU with a responsive UI and full mouse support.

C++31.8k
webhook
hookdeck1 alts

A lightweight incoming webhook server written in Go that executes shell commands based on HTTP requests.

Go11.8k
Onyx
Cascalog1 alts

A masterless, cloud-scale, fault-tolerant distributed computation system for batch and stream processing written in Clojure.

Clojure2.1k
LibreTranslate
Amazon Translate1 alts

A free and open-source machine translation API that is self-hosted, offline capable, and easy to set up.

Python14.2k
revogrid
Smartsheet1 alts

A high-performance virtual data grid component built with StencilJS, offering Excel-like features and framework-agnostic integration.

TypeScript3.4k
Github Repository
Webpack (for build tasks)1 alts

A streaming build system and toolkit for automating and enhancing development workflows.

JavaScript33.0k
KityMinder By Baidu
MindMeister1 alts

An online mind mapping editor with native-like interaction, cloud sync, and instant sharing capabilities.

JavaScript4.9k
xLearn
libfm1 alts

A high-performance, easy-to-use, and scalable machine learning package for linear models, factorization machines, and field-aware factorization machines.

C++3.1k
Yamtrack
Simkl1 alts

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

Python2.6k
Clidey WhoDB
Adminer1 alts

A lightweight, fast, and beautiful database management tool with AI-powered chat interface for PostgreSQL, MySQL, SQLite, MongoDB, Redis, and more.

Go4.7k
stdlib
R1 alts

A standard library for JavaScript and TypeScript with an emphasis on numerical and scientific computation.

JavaScript5.8k
Dagster
Apache Airflow1 alts

An orchestration platform for developing, deploying, and monitoring data pipelines and assets.

Python15.4k
Ludusavi
Game Backup Monitor1 alts

A cross-platform backup tool for PC video game save data, supporting over 19,000 games and multiple game stores.

Rust5.4k
lotusdb
badger1 alts

Advanced Go key-value database combining LSM tree and B+ tree advantages for fast read/write with low amplification.

Go2.3k
OpenCombine
Combine1 alts

Open-source implementation of Apple's Combine framework for reactive programming, compatible with older Apple OSes and cross-platform.

Swift2.8k
Zotero
Papers1 alts

A free, open-source reference management tool to collect, organize, annotate, cite, and share research sources.

JavaScript14.0k
Hallo
Aloha Editor1 alts

A simple in-place rich text editor for web pages using jQuery UI and HTML5 contentEditable.

CoffeeScript2.5k
VitePress
VuePress1 alts

A Vue-powered static site generator built on Vite for fast, modern documentation and content sites.

TypeScript17.6k
Multiwoven
Census1 alts

An open-source Reverse ETL platform for syncing data from warehouses to business tools like Salesforce, HubSpot, and Slack.

Ruby1.6k
flowplayer
Video.js (commercial features)1 alts

An open-source HTML5 video player with Flash fallback for web developers.

JavaScript1.9k
podman-compose
Docker Compose1 alts

A script to run Docker Compose YAML files using Podman as a daemonless, rootless backend.

Python6.1k
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