Open-source alternatives to the software you pay for

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

An open-source remote desktop application designed for self-hosting, as an alternative to TeamViewer.

Godot Engine – Multi-platform 2D and 3D game engine

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Vim-fork focused on extensibility and usability

A fancy self-hosted monitoring tool

Open source home automation that puts local control and privacy first.

Ghidra is a software reverse engineering (SRE) framework

The fastest path to AI-powered full stack observability, even for lean teams.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

OBS Studio - Free and open source software for live streaming and screen recording

Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

Apache Superset is a Data Visualization and Data Exploration Platform

Open Data Platform for analysts, quants and AI agents.

There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

The Prometheus monitoring system and time series database.

Easy to maintain open source documentation websites.

🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative

The Cloud Native Application Proxy

openpilot is an operating system for robotics. Currently, it upgrades the driver assistance system on 300+ supported cars.

An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stack applications and 280+ one-click services on your own servers.

Open Source realtime backend in 1 file

Penpot: The open-source design platform for Product teams that need scalable collaboration.

🔥🔥🔥 Open-source Jira, Linear, Monday, and ClickUp alternative. Plane is a modern project management platform to manage tasks, sprints, docs, and triage.

A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.

Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD

The Free Software Media System - Server Backend & API

The open-source cloud for agents & devs. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime, WAF and more

Independent technology for modern publishing, memberships, subscriptions and newsletters.

Odoo. Open Source Apps To Grow Your Business.

Free universal database tool and SQL client

ClickHouse® is a real-time analytics database management system

Your self-hosted, globally interconnected microblogging community

Create agents that monitor and act on your behalf. Your agents are standing by!

The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets everyone work with data

Scheduling infrastructure for absolutely everyone.

A platform for community discussion. Free, open, simple.

The painless way to host your own Git service

A community-supported supercharged document management system: scan, index and archive all your documents

The Secure CommsOS™ for mission-critical operations

Developer-first error tracking and performance monitoring

A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://logseq.io/p/NX4mc_ggEV

An open source, self-hosted implementation of the Tailscale control server

The swiss army knife of lossless video/audio editing

Open-source foundation of ToolJet AI - the enterprise app generation platform for internal tools, dashboards, business applications, workflows and AI agents. Build visually, from a prompt, or from Claude Code, Codex and Cursor over MCP 🚀

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.

TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbors. No infrastructure ceiling.

Free and Open Source Enterprise Resource Planning (ERP)

PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture all the context agents need to diagnose problems, uncover opportunities, and ship fixes. Steer it all from Slack, web, desktop, or the MCP.

AI-Powered Photos App 🌈💎✨

ShareX is a free and open-source application that enables users to capture or record any area of their screen with a single keystroke. It also supports uploading images, text, and various file types to a wide range of destinations.

The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

The unified workspace where open-source models get things done for you.

Umami is a privacy-first analytics platform. Traffic, campaigns, behavior, conversions, and revenue in one place — no cookies, no surveillance, self-hosted or in the cloud.

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

Harness Open Source is an end-to-end developer platform with Source Control Management, CI/CD Pipelines, Hosted Developer Environments, and Artifact Registries.

SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.

Build your personal knowledge base with Trilium Notes

Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬

🎥 Command line media player

Open Source Identity and Access Management For Modern Applications and Services

📨 The ultimate agentic social media scheduling tool 🤖

📨 The ultimate agentic social media scheduling tool 🤖

☁️ Nextcloud server, a safe home for all your data

The world's most flexible commerce platform for agents and developers

A tool for secrets management, encryption as a service, and privileged access management

Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

Send push notifications to your phone or desktop using PUT/POST

Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

binary releases of VS Code without MS branding/telemetry/licensing

Podman: A tool for managing OCI containers and pods.

SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.

Run Kubernetes locally

A docker-powered PaaS that helps you build and manage the lifecycle of applications

Nuclei is a fast, customizable vulnerability scanner powered by the global security community and built on a simple YAML-based DSL, enabling collaboration to tackle trending vulnerabilities on the internet. It helps you find vulnerabilities in your applications, APIs, networks, DNS, and cloud configurations.

Anki is a smart spaced repetition flashcard program

A modern replacement for Redis and Memcached

Scalable datastore for metrics, events, and real-time analytics

Jitsi Meet - Secure, Simple and Scalable Video Conferences that you use as a standalone app or embed in your web application.

NetBird securely connects people, machines and AI agents across any network with one identity-based Zero Trust platform. Powered by peer-to-peer WireGuard®

Open source, privacy-first web analytics. Lightweight, cookie-free Google Analytics alternative. Self-hosted or cloud.

A private messenger for Android.

KeePassXC is a cross-platform community-driven port of the Windows application “KeePass Password Safe”.

The Single Sign-On Multi-Factor portal for web apps. OpenID Certified™ and Post-Quantum Cryptography Ready.

Wiki.js | Next Generation Open Source Wiki

Make Your Company Data Driven. Connect to any data source, easily visualize, dashboard and share your data.

Label Studio is a multi-type data labeling and annotation tool with standardized output format

AI agents, automations and apps that run your operations. Model agnostic.

Open Source eCommerce & Multi-Vendor Marketplace Platform Built with Laravel for Enterprise-Scale Commerce, Supporting 10M+ SKUs

🎮 Open-source, cross-platform 2D/3D/multiplayer game engine designed for everyone.

Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.

Jenkins automation server

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.

OpenFaaS - Serverless Functions Made Simple

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

The authentication glue you need.

HomeKit support for the impatient.

Invidious is an alternative front-end to YouTube

A modified web browser that helps in responsive web development. A web developer's must have dev-tool.

High-performance, scalable time-series database designed for Industrial IoT (IIoT) scenarios

Firefly III: a personal finances manager

The modern link attribution platform. Loved by world-class marketing teams like Framer, Perplexity, Superhuman, Twilio, Buffer and more.

GitLab CE Mirror | Please open new issues in our issue tracker on GitLab.com

🎧 Your Personal Streaming Service

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

Krayin CRM is Free & Open Source CRM Built with Laravel for Customer, Lead, and Sales Management.

Brave browser for Android, iOS, Linux, macOS, Windows.

High performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.

Temporal service

Modern and easy to use SQL client for MySQL, Postgres, SQLite, SQL Server, and more. Linux, MacOS, and Windows.

A time-series database for high-performance real-time analytics packaged as a Postgres extension

Saleor Core: the high performance, composable, headless commerce API.

For empowering community 🌱

📝 Minimalistic Vue-powered static site generator

The Office Harness for AI Agents — Spreadsheets, Docs, Slides, Canvas, Relational Tables, and PDF in one runtime.

All-in-one IoT Platform - Device management, data collection, processing and visualization.

Mirror of the official PostgreSQL GIT repository. Note that this is just a *mirror* - we don't work with pull requests on github. To contribute, please see https://wiki.postgresql.org/wiki/Submitting_a_Patch

Open-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.

Create book from markdown files. Like Gitbook but implemented in Rust

An Open Source YouTube app for privacy

Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.

YC (S26) | Open Computer History | Continuously record your company computer work, map your workflows, help you find work worth automating, and power your agents' context

Empowering People Ethically 🚀 — Matomo is hiring! Join us → https://matomo.org/jobs Matomo is the leading open-source alternative to Google Analytics, giving you complete control and built-in privacy. Easily collect, visualise, and analyse data from websites & apps. Star us on GitHub ⭐️ – Pull Requests welcome!

☁️ Build multimodal AI applications with cloud-native stack

high-performance graph database for real-time use cases

The premier source of truth powering network automation. Open source under Apache 2. Try NetBox Cloud free: https://netboxlabs.com/products/free-netbox-cloud/

A browser extension for automating your browser by connecting blocks

Parse Server for Node.js / Express

🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.

FLOSS kanban, built with Meteor. Official Public Support at GitHub issues only. Official Private Pre-Paid Support at https://wekan.fi/commercial-support/ only. Translation PRs to imports/i18n/data/en.i18n.json, other translations at https://app.transifex.com/wekan/wekan . No telemetry.

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.

Official mirror of Blender

📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics

Bitwarden infrastructure/backend (API, database, Docker, etc).

record and replay the web

VLC media player - plays everything, runs anywhere. Code here: https://code.videolan.org/videolan/vlc

UVdesk Open Source Community Helpdesk is a comprehensive ticketing support system designed for everyone, offering robust features to streamline customer support and collaboration.

Radix Primitives is an open-source UI component library for building high-quality, accessible design systems and web apps. Maintained by @workos.

The best free and open-source automated time tracker. Cross-platform, extensible, privacy-focused.

NOW MANAGED ON CODEBERG

Audio Editor

Streaming music player that finds free music for you

Etherpad: A modern really-real-time collaborative document editor.

Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13x vs Airflow). Open-source alternative to Retool and Temporal.

A beautiful, fast and fully open source mail client for Mac, Windows and Linux.

A lightweight Node.js private proxy registry

ZincSearch . A lightweight alternative to elasticsearch that requires minimal resources, written in Go.

VictoriaMetrics: fast, cost-effective monitoring solution and time series database

SumatraPDF reader

Internet-scale OpenID Certified™ OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go.

QuestDB is a high performance, open-source, time-series database

Graphs for Everyone

The Cloud-Native API Gateway and AI Gateway

Ceph is a distributed object, block, and file storage platform

Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.

📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail

OpenProject is the leading open source project management software for product, project and portfolio management. A powerful Jira alternative with agile planning, issue tracking, roadmaps, Gantt charts, time tracking, collaboration features, and more. Available on premises or in the cloud. ⭐ Star us on GitHub

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

An orchestration platform for the development, production, and observation of data assets.

Open Source Platform for DTC, B2B Commerce, Marketplaces & Omnichannel. REST APIs, TypeScript SDKs, and production-ready Next.js storefront. Self-host it. Own your data. No vendor lock-in. Zero platform fees.

🍃 Organic Maps is a free Android & iOS offline maps app for more than 6M travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by the community. No ads, no tracking, no data collection, no crapware. Please donate to support the development!

Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets.

cross-platform (Qt), open-source (GPLv3) video editor

ActivityPub-federated video streaming platform using P2P directly in your web browser

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Beyond file syncing and sharing, a new way to organize your files with extensible file properties and flexible views

ZITADEL - Identity infrastructure, simplified for you.

The Unified and Autonomous Development Platform

MuseScore is an open source and free music notation software. For support, contribution, bug reports, visit MuseScore.org. Fork and make pull requests!

🚦 Cachet, the open source, self-hosted status page system.

Open-source IDS/IPS, WAF and bot detection for Linux, Windows, Docker and Kubernetes, with a crowdsourced blocklist of malicious IPs.

Scalable PaaS (automated Docker+nginx) - aka Heroku on Steroids

Universal File Management Clients (for humans and agents)

A fully open source & end-to-end encrypted note taking alternative to Evernote.

Self-hosted audiobook and podcast server

🐀 A decentralised discussion platform for communities.

QGIS is a free, open source, cross platform (lin/win/mac) geographical information system (GIS)

🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.

The open source Zapier alternative. Build workflow automation without spending time and money.

🏔 Love Freedom - ❌ Block Mass Surveillance

🔎 Open source distributed and RESTful search engine.

Open-source feature management platform

TinaCMS is the leading open-source headless CMS that supports Markdown and Visual Editing. Your content is stored in your own GitHub repo 🦙 ❤️

Your One-Stop Publication Workbench

A glossy Matrix collaboration client for the web.

A free, secure and open source app for Android to manage your 2-step verification tokens.

darktable is an open source photography workflow application and raw developer

Open Source Qualtrics Alternative

wallabag is a self hostable application for saving web pages: Save and classify articles. Read them later. Freely.

Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.

Elegant open source project tracking. Self-hosted Kanban for teams — free Community edition, with PLANKA Pro for organisations.

Project has been discontinued ////// Mailchimp Open Commerce is an API-first, headless commerce platform built using Node.js, React, GraphQL. Deployed via Docker and Kubernetes.

Automated developer-oriented status page with alerting and incident support

Low-code platform allows you to build business apps, enables you to quickly create internal tools such as dashboard, crud app, admin panel, crm, cms, etc. Supports PostgreSQL, MySQL, Supabase, GraphQL, MongoDB, MSSQL, Rest API, Hugging Face, Redis, etc. Automate workflows with schedule or webhook. Open source Retool.

🔗 The 𝘥𝘦 𝘧𝘢𝘤𝘵𝘰 standard, self hosted, powerful and customizable, URL shortener in PHP

Prior to making any Submission(s), you must sign an Adobe Contributor License Agreement, available here at: https://opensource.adobe.com/cla.html. All Submissions you make to Adobe Inc. and its affiliates, assigns and subsidiaries (collectively “Adobe”) are subject to the terms of the Adobe Contributor License Agreement.

Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.

Grist is the evolution of spreadsheets.

Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind.

Netmaker makes networks with WireGuard. Netmaker automates fast, secure, and distributed virtual networks.

Connect APIs, remarkably fast. Free for developers.

Cloud-native OSS search engine for observability

Continuous Profiling Platform. Debug performance issues down to a single line of code

🌎 A completely free and open interplanetary-microblogging platform 🚀

Alokai is a Frontend as a Service solution that simplifies composable commerce. It connects all the technologies needed to build and deploy fast & scalable ecommerce frontends. It guides merchants to deliver exceptional customer experiences quickly and easily.

Cross-platform internet upload/download manager for HTTP(S), FTP(S), SSH, magnet-link, BitTorrent, m3u8, ed2k, and online videos. WebDAV client, FTP client, SSH client.

Mautic: Open Source Marketing Automation Software.

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

Krita is a free and open source cross-platform application that offers an end-to-end solution for creating digital art files from scratch built on the KDE and Qt frameworks.

Unleash your creativity with Pixelorama, a powerful and accessible open-source pixel art multitool. Whether you want to create sprites, tiles, animations, or just express yourself in the language of pixel art, this software will realize your pixel-perfect dreams with a vast toolbox of features. Available on Windows, Linux, macOS and the Web!

A customizable, open-source ecommerce platform built on WordPress. Build any commerce solution you can imagine.

💬 Typebot is a powerful chatbot builder that you can self-host.

Cross-platform music production software

OpenSCAD - The Programmers Solid 3D CAD Modeller

A source-available invoice, quote, project and time-tracking app built with Laravel

An alternative privacy-friendly YouTube frontend which is efficient by design.

Online Accounting Software

ASP.NET Core eCommerce software. nopCommerce is a free and open-source shopping cart.

Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.

Kanban project management software

The Open Source Firebase Alternative with GraphQL.

Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network

Papermark is the open-source DocSend alternative and secure data rooms with built-in analytics and custom domains.

A complete web conferencing system for virtual classes and more!

PrestaShop is the universal open-source software platform to build your e-commerce solution.

Laverna is a JavaScript note taking application with Markdown editor and encryption support. Consider it like open source alternative to Evernote.

Free open-source non-linear video editor

Blazing-fast remote access

Open source website builder and Webflow alternative. Webstudio is an advanced visual builder that connects to any headless CMS, supports all CSS properties, and can be hosted anywhere, including with us.

Modern authentication, on your terms. Open source alternative to Auth0, Clerk, WorkOS, Stytch.

Test Automation Made Simple

Visual Development for React, Vue, Svelte, Qwik, and more

draw.io is a JavaScript, client-side editor for general diagramming.

ownCloud web server core (Files, DAV, etc.)

A minimalist, open source online pastebin where the server has zero knowledge of pasted data. Data is encrypted/decrypted in the browser using 256 bits AES.

Headless open-source eCommerce platform on top of PHP/Symfony/API Platform

Open-source headless commerce platform built with TypeScript, NestJS, React, and GraphQL

Open Source Feature Flags, Experimentation, and Product Analytics

Ever® Gauzy™ - Open Business Management Platform (ERP/CRM/HRM/ATS/PM) - https://gauzy.co

A free shopping cart system. OpenCart is an open source PHP-based online e-commerce solution.

Free and open log management

The AI that answers the phone.

Open-source, self-hosted CMS platform on AWS serverless (Lambda, DynamoDB, S3). TypeScript framework with multi-tenancy, lifecycle hooks, GraphQL API, and AI-assisted development via MCP server. Built for developers at large organizations.

Woodpecker is a simple, yet powerful CI/CD engine with great extensibility.

Fathom Lite. Simple, privacy-focused website analytics. Built with Golang & Preact.

Collaborative office suite, end-to-end encrypted and open-source.

Production infrastructure for machine learning at scale

OpenToonz - An open-source full-featured 2D animation creation software

Everything you need to extend Raycast.

Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.

Moodle - the world's open source learning platform

HedgeDoc - Ideas grow better together

The personal knowledge management (PKM) tool that grows as you do!

A complete web-based remote monitoring and management web site. Once setup you can install agents and perform remote desktop session to devices on the local network or over the Internet.

ClamAV - Documentation is here: https://docs.clamav.net

Mixxx is Free DJ software that gives you everything you need to perform live mixes.

The LBRY SDK for building decentralized, censorship resistant, monetized digital content apps.

BleachBit system cleaner for Windows and Linux

Photo Sharing. For Everyone.

Visual builder for React. Build apps, websites, and content. Integrate with your codebase.

Sandstorm is a self-hostable web productivity suite. It's implemented as a security-hardened web app package manager.

Flax Engine – multi-platform 3D game engine

ONLYOFFICE Docs is a free collaborative online office suite comprising viewers and editors for texts, spreadsheets and presentations, forms and PDF, fully compatible with Office Open XML formats: .docx, .xlsx, .pptx and enabling collaborative editing in real time.

Low-code backend platform. Manage database on spreadsheet-like UI and build cloud functions workflows in JS/TS, all in your browser.

Simple forum software for building great communities.

HumHub is an Open Source Enterprise Social Network. Easy to install, intuitive to use and extendable with countless freely available modules.

📬 Spacebar is a free open source selfhostable discord compatible communication platform

Think fearlessly with end-to-end encrypted notes and files. For issues, visit https://standardnotes.com/forum or https://standardnotes.com/help.

Flagsmith is an open-source feature flag platform with remote config, experimentation, and self-hosted or cloud deployment options.

StackStorm (aka "IFTTT for Ops") is event-driven automation for auto-remediation, incident responses, troubleshooting, deployments, and more for DevOps and SREs. Includes rules engine, workflow, 160 integration packs with 6000+ actions (see https://exchange.stackstorm.org) and ChatOps. Installer at https://docs.stackstorm.com/install/index.html

Data pipelines for cloud config and security data. Build cloud asset inventory, CSPM, FinOps, and vulnerability management solutions. Extract from AWS, Azure, GCP, and 70+ cloud and SaaS sources.

Read-only mirror of https://gitlab.gnome.org/GNOME/gimp

Rivet Actors are the primitive for stateful workloads. Built for AI agents, collaborative apps, and durable execution.

A lightweight client for managing MariaDB, MySQL, SQL Server, PostgreSQL, SQLite, Interbase and Firebird, written in Delphi and Lazarus/FreePascal

Apache NiFi

Agentic BI. Analytics at the speed of code ⚡️

Passbolt Community Edition (CE) API. The JSON API for the open source password manager for teams!

Build databases, automations, apps & agents with AI — no code. Open source platform available on cloud and self-hosted. GDPR, HIPAA, SOC 2 compliant. Best Airtable alternative.

Open-source live customer chat

Powerful and flexible web-based server management control panel

Easy web analytics. No tracking of personal data.

stateless open source password manager

Mirror of redmine code source - Official Subversion repository is at https://svn.redmine.org/redmine - contact: @vividtone or maeda (at) farend (dot) jp

Zammad is a web based open source helpdesk/customer support system.

Countly is a privacy-first, AI-powered analytics and engagement platform for understanding and optimizing customer journeys across digital applications, from desktop and mobile to IoT and connected environments.

Free and open source video editor, based on MLT Framework and KDE Frameworks

JanusGraph: an open-source, distributed graph database

SuiteCRM - Open source CRM for the world

Main repository for pfSense

comment engine

Open-source video compositing software. Node-graph based. Similar in functionalities to Adobe After Effects and Nuke by The Foundry.

Python-based continuous integration testing framework; your pull requests are more than welcome!

Graphics Creation Tools

Open source and extensible Platform as a Service (PaaS).

a Disqus alternative

Rallly is an open-source scheduling and collaboration tool designed to make organizing events and meetings easier.

A clean, Markdown-based publishing platform made for writers. Write together and build a community.

Greenshot for Windows - for more information look here:

CKAN is an open-source DMS (data management system) for powering data hubs and data portals. CKAN makes it easy to publish, share and use data. It powers catalog.data.gov, open.canada.ca/data, data.humdata.org among many other sites.

Jitsu is an open-source Segment alternative. Fully-scriptable data ingestion engine for modern data teams. Set-up a real-time data pipeline in minutes, not days

A remote control and remote scripting solution, built with .NET 8, Blazor, and SignalR.

Kimai is the #1 open-source time-tracking application. From freelancers to companies and organisations - everyone can manage timesheets, generate reports, create invoices and so much more... Web-based multi-user application, available as On-Premise or SaaS version: https://www.kimai.org

Enterprise-ready, Git native feature management solution

Search UI components for React and Vue

Computing-focused community centered around link aggregation and discussion

Fritzing desktop application

🚀 Open-source, self-hosted P2P WebRTC video conferencing for fast, private real-time communication. Create browser-based meeting rooms with no downloads or time limits, plus screen sharing, chat, whiteboard, recording, and collaboration.

Ant Media Server — Ultra-low latency streaming engine with WebRTC (~0.5s), SRT, RTMP, HLS, CMAF, adaptive bitrate, transcoding & scaling

OPNsense GUI, API and systems backend

The DokuWiki Open Source Wiki Engine

Self-hosted, Node.js based analytics tool for those who care about privacy.

A full-featured, open-source content management framework built with Node.js that empowers organizations by combining in-context editing and headless architecture in a full-stack JS environment.

Cerbos is an open-core authorization management platform for authorizing every identity and governing every action across applications, gateways, workloads, and AI agents.

High-performance open-source in-memory graph database for GraphRAG, AI memory, agentic AI, and real-time graph analytics. Cypher-compatible, built in C++.

Open platform to collect and prioritize feedback

Hestia Control Panel | A lightweight and powerful control panel for the modern web.

Read-only LibreOffice core repo - no pull request (use gerrit instead https://gerrit.libreoffice.org/) - don't download zip, use https://dev-www.libreoffice.org/bundles/ instead

Privacy and Security focused Segment-alternative, in Golang and React

Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way.

Parametric 2d/3d CAD

Developer & translator friendly web-based localization platform

Experience Operating System (XOS) that unifies marketing, sales, operations, and support — run your core business seamlessly while replacing HubSpot, Zendesk, Linear, Wix and more.

Every Code - push frontier AI to it limits. A fork of the Codex CLI with validation, automation, browser integration, multi-agents, theming, and much more. Orchestrate agents from OpenAI, Claude, Gemini or any provider.

Project Website: https://inkscape.org - Code Repository: https://gitlab.com/inkscape/inkscape - Draw freely. 🖌

The Apache Guacamole proxy daemon (guacd), C API (libguac), and protocol support.

Open source Firebase + Heroku to develop, scale and secure serverless apps on Kubernetes

Yet another matrix client

Core Framework for the Open Core Data & Experience Management Platform (PIM, MDM, CDP, DAM, DXP/CMS & Digital Commerce)

Manage your photos with Piwigo, a full featured open source photo gallery application for the web. Star us on Github! More than 200 plugins and themes available. Join us and contribute!

A fast, bloat-free comments platform (Github mirror)

KitchenOwl is a self-hosted grocery list and recipe manager. The backend is made with Flask and the frontend with Flutter. Easily add items to your shopping list before you go shopping. You can also create recipes and add items based on what you want to cook.

A full featured Live Chat, Support & Marketing platform, alternative to Intercom, Drift, Crisp.

EspoCRM – Open Source CRM Application

Shopware 6 is an open commerce platform based on Symfony Framework and Vue and supported by a worldwide community and more than 3.100 community extensions

TerminusDB is a Knowledge Graph Database with Version Control. Time-travel, reason, collaborate, branch, merge, diff, and query your data with Datalog.

Drag and Drop Website Builder and CMS with E-commerce

Easily generate flowcharts and diagrams from text ⿻

Issue tracker only. Active development is on Gerrit at https://gerrit.collaboraoffice.com/.

LFX Community Data Platform (CDP)

LinkAce is a self-hosted archive to collect links of your favorite websites.

Ongoing Storj v3 development. Decentralized cloud object storage that is affordable, easy to use, private, and secure.

Modern, privacy-friendly, and detailed web analytics that works without cookies or JS.

🏆 Self-hosted, open-source WebRTC video conferencing platform for real-time communication and collaboration. A modern alternative to Zoom, Google Meet, Jitsi Meet, and Microsoft Teams, powered by scalable SFU architecture with Mediasoup.

VESTA Control Panel

Powerful Multi-User File Manager

A powerful, innovative and intuitive EDA suite for everyone!

Build apps that AI can generate, humans can review, and teams can maintain. Config that works between code and natural language.

Silex is an online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, together.

A modern, open source password manager for individuals and teams.

Source code of wsrv.nl (formerly images.weserv.nl), to be used on your own server(s).

AuthPass - Password Manager based on Flutter for all platforms. Keepass 2.x (KDBX 3 and KDBX 4) compatible.

OpenStack Storage (Swift). Mirror of code maintained at opendev.org.

Quant-UX - Prototype, Test and Learn

Official repository for Open Web Analytics which is an open source alternative to commercial tools such as Google Analytics. Stay in control of the data you collect about the use of your website or app. Please consider sponsoring this project.

NVDA, the free and open source Screen Reader for Microsoft Windows

Checkmk - Best-in-class infrastructure & application monitoring

Overview of the open source code for Wire

The Orchestration Engine To Deliver Self-Service Infrastructure ⚡️