All Open Source Apps
Every app scored on repo health, technical quality, and dependency risk — before you install anything.
Category3
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.
Airbyte
Data Engineering · Developer Tools
Open-source ELT platform with 600+ connectors for moving data from any source to warehouses, lakes, and AI agents.
ClearML
Automation · Devops
Auto-magical MLOps platform that tracks experiments, versions data, orchestrates pipelines, and serves models with just two lines of code.
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.
Kestra
Automation · Data Engineering · Devops
Event-driven orchestration platform for data, AI, and infrastructure workflows — define everything in YAML, run anywhere at scale.
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.
changedetection.io
Monitoring
Self-hosted website change detection with AI-powered smart alerts, browser automation, price tracking, and 85+ notification channels.
Copybara
Developer Tools
Google's internal tool, open-sourced, for transforming and moving code between repositories — keeping a confidential and public repo in sync, importing external contributions into an authoritative repo, or migrating code once.
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.
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.
Healthchecks
Devops · Monitoring
Open-source cron job and background task monitoring that alerts you when your scheduled jobs go silent.
Keep
Automation · Devops · Monitoring
The open-source AIOps and alert management platform that unifies 130+ monitoring tools into a single pane of glass with AI-powered correlation, deduplication, and workflow automation.
marimo
Data Engineering · Developer Tools
A reactive Python notebook that eliminates hidden state, runs reproducibly, and deploys as a web app or script — stored as pure Python, built for the AI era.
Arize Phoenix
Analytics · Devops · Monitoring
Open-source AI observability platform for tracing, evaluating, and debugging LLM applications with built-in intelligence and MCP support.
Polar
Developer Tools · Ecommerce · Invoicing Finance
Open source payments infrastructure that turns software into a business — subscriptions, usage-based billing, digital products, and merchant-of-record compliance in one platform.
Skyvern
AI Agents · Automation
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.
Tracecat
AI Agents · Automation · Security
Open-source agentic security automation platform that runs AI agents and durable workflows at scale with sandboxed execution.
Maltrail
Monitoring · Security
Detect malicious network traffic using 47+ live threat feeds, heuristics, and a fat-client reporting dashboard — no commercial stack required.
skrub
Developer Tools
Turn messy real-world dataframes into machine learning features — no manual wrangling required.
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.
ByteChef
AI Agents · Automation
Unified open-source platform for AI agent orchestration and workflow automation with 180+ connectors, MCP support, and durable execution.