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Find the best open-source alternatives

Discover community-driven replacements for popular proprietary software.

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Popular products

Most searched proprietary tools with open-source replacements

Hoppscotch
Postman31 alts

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

TypeScript80.2k
Official examples
WordPress22 alts

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Evernote21 alts

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TypeScript56.3k
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NumPy20 alts

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

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Showing 2,872 products with open-source alternatives

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Frappe Charts
c3.js2 alts

A simple, responsive, modern SVG charting library with zero dependencies, inspired by GitHub's design.

JavaScript15.1k
neutralinojs
NW.js2 alts

A lightweight cross-platform desktop app framework using JavaScript, HTML, and CSS without bundling Chromium.

C8.6k
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Open-source accounting software for small businesses and freelancers, built with Laravel and Vue.js.

PHP10.1k
gitpitch
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A desktop tool for creating and presenting markdown-based slide decks for tech talks, training, and education.

Python5.5k
TagUI (.2k)
UiPath2 alts

An open-source RPA tool that automates repetitive tasks on websites, desktop apps, and the command line using a simple language.

JavaScript6.3k
bpe
Camunda2 alts

An Erlang-based Business Process Engine implementing BPMN 2.0 (ISO 19510) for workflow orchestration and rule-based production systems.

Elixir279
gorgonia
Theano2 alts

A library for building and evaluating mathematical expressions and neural networks in Go, with automatic differentiation and GPU support.

Go5.9k
Quickwit-oss/quickwit
Loki2 alts

A cloud-native search engine optimized for observability data like logs and traces, offering sub-second search on cloud storage.

Rust11.6k
LibrePCB
Eagle2 alts

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

C++3.0k
Multiwoven
RudderStack2 alts

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

Ruby1.7k
ggez
LÖVE2 alts

A lightweight cross-platform Rust game framework for creating 2D and 3D games with minimal friction.

Rust4.7k
AppleEvents
Apple TV app2 alts

Unofficial macOS app for watching Apple Events and WWDC sessions with native interface and offline capabilities.

Objective-C823
Tabby
ConEmu2 alts

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

TypeScript74.2k
ShareX
Lightshot2 alts

A free, open-source screen capture and file sharing tool for Windows with extensive customization and upload destinations.

C#39.4k
acmetool
certbot2 alts

A command-line tool for automatic certificate acquisition from ACME servers like Let's Encrypt, designed for flexible web server integration.

Go2.1k
fuc
coreutils2 alts

A collection of modern, performance-focused Unix command replacements written in Rust, starting with cpz and rmz.

Rust530
cicada
zsh2 alts

A simple Unix shell written in Rust with built-in math arithmetic and bash-like features.

Rust1.0k
terralist
HashiCorp Terraform Enterprise2 alts

A private, self-hosted Terraform/OpenTofu registry for modules and providers with a web dashboard and RBAC.

Go515
Community Help Board
Hasura2 alts

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

TypeScript37.7k
flexboxgrid
Bootstrap Grid2 alts

A responsive CSS grid system built with CSS3 Flexbox for modern web layouts.

HTML9.3k
Openreads
Goodreads2 alts

A privacy-focused, open-source mobile app for tracking your reading progress across Android and iOS.

Dart1.6k
RQLite
etcd2 alts

A lightweight, fault-tolerant distributed relational database built on SQLite, designed for high availability with minimal operational effort.

Go17.7k
Countly
Firebase Analytics2 alts

A privacy-first, AI-powered analytics and engagement platform for mobile, web, desktop, and IoT applications.

JavaScript5.9k
Screenpipe
Microsoft Recall2 alts

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

Rust21.3k
scc
tokei2 alts

A very fast and accurate code counter with complexity calculations, COCOMO/LOCOMO estimates, and unique line metrics written in pure Go.

Go8.7k
ngx-query
TanStack Query2 alts

A minimal, reactive, and type-safe data-fetching library for Angular, inspired by TanStack Query but built natively for Angular's ecosystem.

TypeScript2
HexaPDF
pdftk2 alts

A pure Ruby library for creating, manipulating, merging, securing, and optimizing PDF files with a Ruby-esque API.

Ruby1.4k
alexa
flex2 alts

A Common Lisp lexical analyzer generator that defines a domain-specific language within your Lisp program, eliminating the need for external tools.

Common Lisp64
IVRE
Censys2 alts

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

Python4.1k
Grunt-smushit
Yahoo Smush.it2 alts

Grunt plugin to optimize PNG and JPG images using the reSmush.it web service.

JavaScript84
SimpleX Chat
Signal2 alts

A private messaging platform with no user identifiers, using disposable relay nodes for metadata protection.

Haskell19.3k
Terminus
iTerm2 alts

A highly configurable cross-platform terminal emulator with integrated SSH and serial client capabilities.

TypeScript74.2k
RedMatic
Homebridge2 alts

Node-RED packaged as an addon for Homematic CCU3 and RaspberryMatic, enabling visual smart home automation.

HTML532
redash
Metabase2 alts

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ESLint
JSHint2 alts

A pluggable linting utility for identifying and reporting patterns in JavaScript and ECMAScript code.

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Fastify
Restify2 alts

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