All Open Source Apps

Open-source online accounting for small businesses and freelancers — invoices, expenses, and reporting without monthly fees or vendor lock-in.

Your open source window into the Elastic Stack — query, visualize, and act on data stored in Elasticsearch with real-time dashboards, AI-assisted search, and automated alerting.

The world's largest open source marketing automation platform — own your data, run multi-channel campaigns, and escape vendor lock-in forever.

Open-source CRM platform with metadata-driven customization, field-level permissions, and a full REST API — deploy on your own infrastructure.

Self-hostable invoicing, time-tracking, and multi-gateway payment platform for freelancers and small businesses, with built-in e-invoicing compliance for EU and global standards.

A federated, ActivityPub-based video hosting platform built by Framasoft — self-hostable instances interconnect into a network with no vendor lock-in, P2P-assisted streaming, and no ads.

The friendly open-source .NET CMS that gives developers full control over content, structure, and delivery without lock-in.

A developer-first PHP CMS with clean-slate content modeling, auto-generated GraphQL API, and a four-tier edition system that scales from solo projects to enterprise deployments.

Distributed SQL database for real-time analytics at scale

A polished, self-hostable Matrix client for secure, decentralized messaging and collaboration that puts your organization in full control of its data.

Open source headless Node.js CMS for professional publishing, paid memberships, and newsletters with a fully owned audience.

Open-source, end-to-end encrypted video conferencing you can self-host or embed into any web or mobile app.

Open core, self-hosted team collaboration with chat, AI agents, voice calling, and deep DevOps integrations — all under your control.

The secure, self-hosted team communications platform for organizations that cannot compromise on data sovereignty.

The open-source hub for building and deploying LLM-powered AI agents with TypeScript-first tooling, 40+ integrations, and a revolutionary code-execution agent framework.

The open-source observability platform that unifies metrics, logs, and traces from any data source into dynamic, queryable dashboards.

Open-source, privacy-first web and app analytics that puts you in complete control of your data.

Code when you need it, UI when you don't — the workflow automation platform built for technical teams who refuse to choose.

Your own private cloud: self-hosted file sync, collaboration, and communication with no vendor lock-in.

Privacy-first web analytics that respects your users — self-hosted, cookieless, and GDPR compliant out of the box.

Open-source low-code platform to build admin panels, dashboards, and internal tools connected to any database or API.

The 100% MIT-licensed, community-driven scheduling platform — self-host your own booking infrastructure with no enterprise strings attached.

Open-source BI tool with drag-and-drop dashboards, 20+ data source connectors, and AI-powered natural language queries — a self-hosted alternative to Tableau.

Event-driven orchestration platform for data, AI, and infrastructure workflows — define everything in YAML, run anywhere at scale.