TAG
#Open Source
60 AI startups tagged "Open Source"
LlamaIndex
Data framework and cloud for LLM applications
Reflection AI
America's open frontier AI lab building autonomous coding agents
Nomic AI
Open-source embeddings and Atlas data maps for AI teams
Vespa.ai
Big-data serving engine for vector and lexical search
deepset
Haystack framework and deepset Cloud for enterprise LLM apps
Hugging Face
The AI community building the future of machine learning.
Mistral AI
VerifiedOpen and efficient foundation models
Physical Intelligence
VerifiedFoundation models for physical world AI
Anyscale
Production-scale AI infrastructure powered by Ray for distributed training, data curation, and batch inference.
Zhipu AI
Chinese foundation model lab behind ChatGLM and GLM-4.
01.AI
Founded by Kai-Fu Lee — maker of the Yi model family.
Black Forest Labs
Frontier AI research lab for visual intelligence, building production-grade image generation and editing models.
Databricks
VerifiedThe data + AI company
Browserbase
Browserbase makes the web as reliable and programmable as APIs for your AI agents.
E2B
The Enterprise AI Agent Cloud provides open-source, secure environments with real-world tools for enterprise-grade AI agents.
EvolutionaryScale
Frontier AI for the life sciences, enabling scientists to understand, imagine, and create proteins.
Tabby
An open-source, self-hosted AI coding assistant for secure and efficient development.
Comet
The AI Developer Platform for building, debugging, and deploying reliable AI agents.
Domyn
The agentic AI platform for regulated enterprises, offering full control over models, data, and infrastructure.
Skyvern
AI agents to automate workflows on any website, just like a human would.
Firecrawl
The API to search, scrape, and interact with the web at scale, powering AI agents with clean web data.
MOSTLY AI
Unlock the power of data with a platform for secure access, high-quality synthetic data generation, and seamless data analysis.
LiveKit
An open-source framework and developer platform for building, testing, deploying, scaling, and observing voice, video, and physical AI agents.
Nous Research
Open-source AI lab building decentralized models, agents, and training
Moltbot
Open-source trustless AI crypto trading agents built on ERC-8004.
Together AI
VerifiedThe open AI cloud
Fireworks AI
VerifiedProduction-grade generative AI serving
Baichuan AI
Empowering the world with knowledge and professional services through breakthrough language AI.
Tenstorrent
Tenstorrent provides high-performance AI compute solutions, from cards and workstations to scale-out servers, powered by flexible, open-source IP.
Vercel AI SDK
A unified TypeScript SDK for building AI apps with modern streaming, fallbacks, and multi-model support.
Falcon LLM (Technology Innovation Institute)
Making advanced AI accessible and available to everyone, everywhere through a family of powerful, efficient, and ethical large language models.
Browser Use
The API for any website, enabling AI agents to operate at scale with undetectable browsers.
Stability AI
Open models for image, video, audio, and 3D.
CrewAI
Framework for orchestrating role-playing autonomous AI agents
Hume AI
VerifiedEmpathic AI voice and emotion intelligence
Qdrant
High-performance vector search engine built in Rust for production-grade AI retrieval.
LangChain
VerifiedBuild context-aware AI applications
Cline
Open-source autonomous AI coding agent for VS Code — bring your own model
Chroma
Open-source search infrastructure for AI with vector, full-text, regex, and metadata search.
Imbue
Tools to empower humans in the AI age with reliable, collaborative coding agents.
Kilo Code
Structured AI coding modes for VS Code — architect, code, and review separately
Langfuse
Open source LLM engineering platform for debugging, analyzing, and iterating on LLM applications
LanceDB
AI-native multimodal lakehouse for vector search, training data, and retrieval.
Weaviate
VerifiedOpen-source AI-native vector database
Bloop
Understand any codebase instantly — semantic code search powered by AI
DeepSeek
Open-weights frontier AI models with breakthrough efficiency.
Continue
Quality control for your software factory with AI checks on every pull request.
Banana
Inference hosting for AI teams who ship fast and scale faster.
Kyutai
An open-science AI lab dedicated to building and democratizing Artificial General Intelligence through open research.
Numerai
The hardest data science tournament on the planet
Trigger.dev
Build and deploy fully-managed AI agents and workflows in TypeScript with long-running tasks, retries, queues, and observability.
Arize AI
The AI & Agent Engineering Platform for development, observability, and evaluation of LLM applications.
Refact.ai
Self-hosted AI coding assistant — run on your own infra, own your data
Sea AI Lab - SAIL
Incubating the future by understanding and creating intelligence from first principles to solve challenging problems.
OpenCode
Open-source terminal AI coding agent — Aider alternative with multi-model support
Aider
AI pair programming in your terminal that edits your codebase and commits changes via Git.
Krafton AI
Deep research at the highest level, developing multimodal foundation models for immersive user experiences in gaming and beyond.
Humane Intelligence
A 501(c)(3) nonprofit dedicated to breaking down barriers to AI deployment for social good through rigorous evaluations.
ZenML
The AI Control Plane for unifying ML and GenAI workflows across your fragmented stack.
Letta
Memory-first agents that learn and improve from experience with natural language.