All Open Source Apps
Every app scored on repo health, technical quality, and dependency risk — before you install anything.
Category
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Sonic
Databases · Search
Fast, lightweight, schema-less search backend in Rust — microsecond queries, 30MB RAM, no document storage required.
ungoogled-chromium
Browser
Chromium without Google tracking — privacy-focused, drop-in replacement
cocoindex
AI Development · Data Engineering
An incremental data indexing engine that keeps AI agent context perpetually fresh by reprocessing only what changed.
DocuSeal
Digital Signiture
Open source document signing platform with WYSIWYG PDF builder, multi-party workflows, REST API, and full self-hosting via Docker.
Fluree DB
Databases
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.
GitLab
Developer Tools · Devops
The complete DevOps platform that unifies Git hosting, CI/CD, issue tracking, and security scanning into a single self-hostable application.
Handy
Productivity · Voice AI
Free, offline, open-source speech-to-text that pastes directly into any app on Windows, macOS, and Linux.
iii
Developer Tools · Devops
Compose, extend, and observe every backend service in real time using three primitives: Workers, Functions, and Triggers.
Maltrail
Monitoring · Security
Detect malicious network traffic using 47+ live threat feeds, heuristics, and a fat-client reporting dashboard — no commercial stack required.
monty
AI Development · Developer Tools
Run LLM-generated Python code safely inside your agent—no containers, no CPython, no compromise—with sub-microsecond startup.
Odoo
CRM · ERP · Productivity
The open source ERP platform that integrates CRM, accounting, inventory, manufacturing, and 60+ business apps into one seamlessly connected suite.
overleaf
Collaboration · Productivity
Open-source, real-time collaborative LaTeX editor with sandboxed compilation and full TeXLive support for self-hosted academic and research teams.
PrivateGPT
AI Development
The open-source API layer that turns local LLMs into production private AI applications with full Claude API compatibility
Quickwit
Monitoring · Search
Cloud-native search engine for logs and traces, delivering sub-second search directly on S3, GCS, or Azure Blob storage at a fraction of Elasticsearch's cost.
SlateDB
Databases · Developer Tools
Embedded KV store built on object storage with zero replication cost
SurfSense
AI Assistants · Search
The open-source, unlimited NotebookLM alternative with real-time collaboration, a desktop app, and no vendor lock-in.
XPipe
Developer Tools · Devops · Networking
A local desktop hub that unifies SSH, Docker, Kubernetes, VMs, and remote desktops into one interface — no agents, no remote setup.
Arroyo
Analytics · Data Engineering
A distributed stream processing engine written in Rust that lets you write SQL to run stateful, real-time computations over data streams with subsecond results.
Fresh
Code Editors · Developer Tools
A zero-configuration terminal text editor with familiar keybindings, full mouse support, LSP-powered IDE features, and a built-in orchestrator for running multiple coding agents in parallel worktrees.
helix-db
Databases
A graph-vector database built from scratch in Rust that unifies graph traversal, vector search, key-value, and relational storage into a single platform for AI applications.
LimeSurvey
Forms Surveys
The world's most flexible open-source survey platform with 900+ templates, conditional logic, 80+ languages, and full GDPR compliance for any scale.
Rivet
AI Agents · Developer Tools
Stateful actors as a primitive for AI agents, real-time collaboration, and durable execution — with in-memory state, WebSockets, queues, and scheduling built in.
skrub
Developer Tools
Turn messy real-world dataframes into machine learning features — no manual wrangling required.
Agent Lightning
AI Development
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.