All Open Source Apps

Open-source collaborative knowledge platform with real-time editing, AI writing tools, and full self-hosting control — built by the French and German governments.

The offline-first diagram editor that puts security above all else — no account, no data leaving your machine, no compromises.

Self-hosted event ticketing platform that keeps your attendee data, brand, and revenue completely under your control.

Self-host your own Google Analytics alternative with heatmaps, session recordings, and full data ownership — no cloud required.

Privacy-first, cross-platform voice-to-text with local AI and cloud options

Chromium without Google tracking — privacy-focused, drop-in replacement

Self-hosted personal subscription tracker with multi-currency support, household member management, and AI-powered savings recommendations.

The world's most popular open-source CMS — now with a built-in AI client SDK, 196 native blocks, and full-site editing for PHP-powered publishing at any scale.

Detect malicious network traffic using 47+ live threat feeds, heuristics, and a fat-client reporting dashboard — no commercial stack required.

The open source ERP platform that integrates CRM, accounting, inventory, manufacturing, and 60+ business apps into one seamlessly connected suite.

Open-source, real-time collaborative LaTeX editor with sandboxed compilation and full TeXLive support for self-hosted academic and research teams.

The open-source API layer that turns local LLMs into production private AI applications with full Claude API compatibility

The open-source, unlimited NotebookLM alternative with real-time collaboration, a desktop app, and no vendor lock-in.

The open-source, offline-first Notion, Obsidian & Confluence alternative with multi-tenant teams, OIDC/SSO, and one-command Docker deployment.

The world's most flexible open-source survey platform with 900+ templates, conditional logic, 80+ languages, and full GDPR compliance for any scale.

Turn messy real-world dataframes into machine learning features — no manual wrangling required.

A Microsoft-built training framework that optimizes AI agents with reinforcement learning, automatic prompt optimization, or supervised fine-tuning — with near-zero code changes to your existing agent, in any framework.

Give your LLM agents on-the-job training—ART lets you apply GRPO reinforcement learning to any multi-step agentic workflow with minimal code changes.

Compress everything your AI agent reads — tool outputs, logs, RAG chunks, and files — before it reaches the LLM, achieving 60–95% fewer tokens with the same answers.

Secure, fast, and extensible sandbox runtime for AI agents with multi-language SDKs and Docker/Kubernetes runtimes.

An open-source context database that gives AI agents a unified filesystem for memory, resources, and skills with hierarchical tiered retrieval.

Self-hosted error tracking that accepts Sentry SDKs out of the box, so you keep your instrumentation and drop the monthly bill.

Local-first AI memory with verbatim storage, pluggable backends, and 96.6% retrieval recall on LongMemEval — no API key required.

Docker-powered web hosting control panel that gives every user a fully isolated environment with dedicated web server, database, and networking — VPS-grade security on shared hardware.