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Y Combinator
- San Francisco
- @daltonc
Stars
HelixDB is a powerful, open-source, graph-vector database built in Rust for intelligent data storage for RAG and AI.
Sim Studio is an open-source AI agent workflow builder. Sim Studio's interface is a lightweight, intuitive way to quickly build and deploy LLMs that connect with your favorite tools.
An open-source runtime for composable workflows. Great for AI agents and CI/CD.
Instant is a modern Firebase. We make you productive by giving your frontend a real-time database.
Embeddable stream processing engine based on Apache DataFusion
Open-source dev tools for enterprise SSO. Ship SAML + SCIM support this afternoon.
🚀 Beautiful, fast and modern React UI library. (Previously NextUI)
Simplified AI runtime integration for mobile app development
Finetune Qwen3, Llama 4, TTS, DeepSeek-R1 & Gemma 3 LLMs 2x faster with 70% less memory! 🦥
Agentic AI framework for enterprise workflow automation.
🚀 Easy, open-source LLM finetuning with one-line commands, seamless cloud integration, and popular optimization frameworks. ✨
Memory for AI Agents; SOTA in AI Agent Memory; Announcing OpenMemory MCP - local and secure memory management.
Felafax is building AI infra for non-NVIDIA GPUs
Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 3, Mistral Small 3.1 and other large language models.
🧊 The next generation Package Manager for Kubernetes 📦 Featuring a GUI and a CLI. Glasskube packages are dependency aware, GitOps ready and can get automatic updates via a central public package re…
Open-source Auth0/Clerk alternative
The AI framework that adds the engineering to prompt engineering (Python/TS/Ruby/Java/C#/Rust/Go compatible)
Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.
Model Manager is a Python package that simplifies the process of deploying an open source AI model to your own cloud.
Automate browser-based workflows with LLMs and Computer Vision
Business intelligence as code: build fast, interactive data visualizations in SQL and markdown
The modern replacement for Jupyter Notebooks
SoTA production-ready AI retrieval system. Agentic Retrieval-Augmented Generation (RAG) with a RESTful API.
Open Source Infrastructure for the Financial Internet
Optimize React performance and make your React 70% faster in minutes, not months.