All Open Source Apps
Every app scored on repo health, technical quality, and dependency risk — before you install anything.
Category
Language6
Sort:Health Score
Spacedrive
Collaboration · File Storage
One file manager for all your devices and clouds — powered by a Virtual Distributed File System built in Rust.
BotCity Framework
Automation · Developer Tools
Computer-vision powered Python framework for building RPA bots that click, type, and read any desktop, web, or terminal UI without needing an API.
FerretDB
Databases
An open-source MongoDB alternative that translates wire protocol queries to SQL and stores documents in PostgreSQL
Crater
Invoicing Finance
Open source invoicing and billing platform for freelancers and small businesses — create estimates, track expenses, accept Stripe payments, and run recurring invoices from your own server.
Glasskube
Developer Tools · Devops
A next-generation Kubernetes package manager with a GUI, CLI, and native GitOps integration that makes deploying cluster workloads 20x faster than Helm.
dif
Ab Testing Experimentation · Developer Tools
Feature flags and A/B tests that live in your repo as Markdown files — one CLI command to install, no signup, no dashboard to rot.
TensorZero
Ab Testing Experimentation · AI Development · Monitoring
TensorZero unifies the LLM gateway, observability, evaluation, optimization, and experimentation stack behind a single OpenAI-compatible API, built in Rust for sub-millisecond p99 latency.
BillionMail
Marketing
Self-hosted email server and marketing platform that gives you unlimited sending, full deliverability control, and AI-assisted campaigns without monthly fees.
Kuku
Note Taking
A local-first, open-source Markdown knowledge workspace for macOS — plain files, personal wiki and Second Brain workflows, AI-assisted diffs, and encrypted sync, built as an Obsidian alternative.
OpenFang
AI Agents
An open-source "Agent Operating System" built in Rust — a single binary providing a kernel, memory, skills, extensions, and multi-channel runtime for running AI agents, with 1,700+ tests and zero clippy warnings.
opennews-mcp
AI Agents · Developer Tools · Mcp
An MCP server that plugs AI agents into 85+ real-time crypto and finance news feeds, complete with AI impact scores, trading signals, and live WebSocket updates.
CasaOS
File Storage · Hosting Control Panel
Your simple, elegant personal cloud OS for home data and apps
claw-code
AI Agents · AI Code Assistants
A Rust-built CLI agent harness for Claude AI with persistent sessions, MCP tool integration, plugin hooks, and multi-provider support — designed to run autonomous coding workflows without human babysitting.
PostgresML
AI Development · Databases
Run ML training and LLM inference natively inside PostgreSQL with GPU acceleration — no data movement required.
Pipedash
Developer Tools · Devops · Monitoring
One dashboard to monitor, trigger, and cancel CI/CD pipelines across GitHub, GitLab, Jenkins, Tekton, Buildkite, ArgoCD, and Bitbucket — desktop, Docker, or iOS.
Space Cloud
Authentication · Devops
Kubernetes-native serverless platform that generates instant GraphQL and REST APIs for any database with built-in auth and real-time subscriptions
Automatisch
Automation · No Code Platforms
Self-hosted, no-code workflow automation that keeps your data on your own servers—a privacy-first alternative to Zapier with 90+ integrations.
Plandex
AI Code Assistants
An open-source, terminal-based AI coding agent built for large tasks and real codebases — with its own version control for plans, a 2M-token effective context window, and self-hosted or cloud deployment.
Markdown Task Manager
Developer Tools · Productivity · Project Management
A single-file, local-first Kanban board that turns plain Markdown files into a drag-and-drop task manager, with no server, database, or account required.
Ossature
AI Development
An open-source build system that turns written specs and architecture into working code — an LLM generates code under tight constraints, task by task with narrow context windows, instead of attempting an entire codebase at once.
dsforms
Forms Surveys
Self-hosted form backend for static sites — one Go binary, one SQLite file, with spam quarantine, waitlists, webhooks, and email notifications.
Fathom Lite
Analytics
A simple, self-hosted website analytics tool built with Go and Preact that lets you understand your traffic without handing data to third parties.
SendPortal
Marketing
Self-hosted email marketing with full data control, multi-workspace isolation, and seamless integration with Amazon SES, SendGrid, Mailgun, and more
Arkon
AI Assistants · Knowledge Management · Mcp
Self-hosted enterprise AI knowledge hub that compiles internal docs into a scoped, reviewable wiki and serves it to Claude and other LLMs through an MCP server.