The hottest open source projects right now
langfuse
🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
CherryHQ
AI productivity studio with smart chat, autonomous agents, and 300+ assistants. Unified access to frontier LLMs
lobehub
The ultimate space for work and life — to find, build, and collaborate with agent teammates that grow with you. We are taking agent harness to the next level — enabling multi-agent collaboration, effortless agent team design, and introducing agents as the unit of work interaction.
makeplane
🔥🔥🔥 Open-source Jira, Linear, Monday, and ClickUp alternative. Plane is a modern project management platform to manage tasks, sprints, docs, and triage.
willchen96
OSS AI Legal Platform
b-nnett
Codex++ tweak system for the Codex desktop app
lfnovo
An Open Source implementation of Notebook LM with more flexibility and features
toeverything
There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.
promptfoo
Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, Llama, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI and Anthropic.
alibaba
JavaScript in-page GUI agent. Control web interfaces with natural language.
Eugeny
A terminal for a more modern age
twentyhq
Building a modern alternative to Salesforce, powered by the community.
CopilotKit
The Frontend Stack for Agents & Generative UI. React + Angular. Makers of the AG-UI Protocol
Kilo-Org
Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with the most popular open source coding agent. #1 coding agent on OpenRouter. 1.5M+ Kilo Coders. 25T+ tokens processed
grafana
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
leaperone
A browser extension that helps users publish content to multiple social media platforms with one click.
FlowiseAI
Build AI Agents, Visually
VoltAgent
AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework
mattpocock
AI coding jargon, explained in plain English.
docmost
Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.
siyuan-note
A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.
directus
The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.
Dokploy
Open Source Alternative to Vercel, Netlify and Heroku.
web-infra-dev
AI-powered, vision-driven UI automation for every platform.