All Open Source Apps
Every app scored on repo health, technical quality, and dependency risk — before you install anything.
Category
Sort:Health Score
MLflow
AI Development · Monitoring
The open source AI engineering platform for debugging, evaluating, monitoring, and optimizing production LLMs and agents at scale.
Apache Airflow
Data Engineering
Define, schedule, and monitor complex data workflows as Python code — with a powerful UI, 80+ provider integrations, and battle-tested scalability across thousands of production deployments.
ERPNext
ERP · Invoicing Finance
100% free, open-source ERP unifying accounting, manufacturing, inventory, CRM, HR, and POS in a single self-hostable platform.
OpenProject
Collaboration · Productivity · Project Management
The open source project management platform that unifies Gantt charts, agile boards, time tracking, and team collaboration under full self-hosted control.
Zulip
Team Chat
Topic-based team chat that brings the structure of email threads to real-time messaging, so distributed teams never lose context across hundreds of concurrent conversations.
Airbyte
Data Engineering · Developer Tools
Open-source ELT platform with 600+ connectors for moving data from any source to warehouses, lakes, and AI agents.
Chatwoot
Customer Support
Open-source omnichannel customer support platform with AI-powered agents, live chat, and self-hosting — a full Intercom and Zendesk alternative.
ClearML
Automation · Devops
Auto-magical MLOps platform that tracks experiments, versions data, orchestrates pipelines, and serves models with just two lines of code.
Mastodon
Social Media
Run your own federated social network on the open ActivityPub standard with no ads, no algorithms, and no corporate control over your community.
Sentry
Analytics · Developer Tools · Monitoring
Developer-first error tracking and performance monitoring platform with AI-powered root-cause analysis across 20+ languages and frameworks.
Weblate
Developer Tools
Continuous localization platform that commits translations directly into your version control system with full translator attribution.
Agno
AI Development · Automation · Devops
Build, run, and manage agent platforms with a full production stack — SDK, runtime, and control plane included.
AutoGPT
AI Assistants · Automation · Productivity
Build, deploy, and run autonomous AI agents that automate complex multi-step workflows using a visual block-based graph editor.
authentik
Authentication · Security
The self-hosted Identity Provider that replaces Okta, Auth0, and Entra ID with a unified SSO platform supporting SAML, OAuth2/OIDC, LDAP, RADIUS, and WebAuthn.
changedetection.io
Monitoring
Self-hosted website change detection with AI-powered smart alerts, browser automation, price tracking, and 85+ notification channels.
ComfyUI
AI Design Tools · AI Development
The most powerful node-based AI workflow engine for creating images, video, 3D models, and audio with full control over every generation step.
Frappe CRM
CRM
Open-source CRM with unlimited users, built-in Twilio, Exotel, WhatsApp, and ERPNext integrations — self-host in minutes.
Frappe HR
Human Resources
Complete open-source HRMS for employee lifecycle, attendance, payroll, and performance — built on Frappe Framework with a mobile PWA.
LiteLLM
AI Development · Developer Tools
Open source AI gateway and Python SDK that gives you one OpenAI-compatible interface to call 100+ LLM providers, with built-in routing, cost tracking, guardrails, and virtual keys.
MaxKB
AI Development · Knowledge Management
Build enterprise-grade AI agents with RAG, workflows & multi-modal support
OnetimeSecret
Security
Generate self-destructing single-use links to share passwords and sensitive data without leaving traces in inboxes or chat logs.
Onyx
AI Agents · AI Assistants · Knowledge Management
Self-hostable AI platform with agentic RAG, 50+ connectors, deep research, code execution, and support for every major LLM provider.
PostHog
Ab Testing Experimentation · Analytics · Developer Tools
The all-in-one open source product platform combining analytics, session replay, feature flags, error tracking, AI observability, and a built-in data warehouse in a single self-hostable stack.
Flagsmith
Ab Testing Experimentation · Developer Tools · Devops
Open-source feature flagging, remote config, and A/B/multivariate testing platform for web, mobile, and server-side apps — self-host or use the hosted SaaS.