All Open Source Apps

Born out of Y Combinator's S2023 batch, ParadeDB is a Postgres extension that delivers Elasticsearch-quality BM25 search and real-time analytics without a separate search cluster to manage.

Skyvern (YC S2023) automates browser-based workflows by pairing LLMs with computer vision, letting agents click, fill, and extract data on sites they've never seen, without brittle XPath selectors that break on every layout change.

All-in-one secure mail and collaboration server covering IMAP, JMAP, SMTP, CalDAV, CardDAV, and WebDAV in a single memory-safe Rust binary.

Open-source agentic security automation platform that runs AI agents and durable workflows at scale with sandboxed execution.

Run and fine-tune LLMs, diffusion, audio and embedding models on your own hardware, from a native desktop app, a browser UI, or a Python library.

Unofficial Bitwarden-compatible server in Rust — run the full Bitwarden ecosystem on a Raspberry Pi using every official client you already have, without the multi-container overhead.

An open source AI-native proxy that secures, observes, and governs agent-to-LLM, agent-to-tool, and agent-to-agent communication through MCP, A2A, and unified LLM routing.

Self-hosted web archiving that saves HTML, PDFs, screenshots, media, and code in open formats you own forever

The open-source, self-hosted status page system that keeps your users informed during outages and maintenance windows.

The batteries-included Python agent harness — planning, sub-agents, filesystem, shell, memory, and skills bundled in, built on LangGraph.

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

A Rust-native, S3-compatible distributed object storage system built for AI, data lake, and big data workloads, licensed under Apache 2.0 with no AGPL restrictions.

Fast, lightweight, schema-less search backend in Rust — microsecond queries, 30MB RAM, no document storage required.

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.

An incremental data indexing engine that keeps AI agent context perpetually fresh by reprocessing only what changed.

Open source document signing platform with WYSIWYG PDF builder, multi-party workflows, REST API, and full self-hosting via Docker.

A temporal, verifiable graph database with git-like branching, integrated vector/text/geo search, and RDF/SPARQL/JSON-LD/openCypher support — benchmarked at 10.4x faster than the next database on the full Wikidata dump.

The complete DevOps platform that unifies Git hosting, CI/CD, issue tracking, and security scanning into a single self-hostable application.