RAG and search: tools for developers

Retrieval-augmented tools, vector databases, embeddings and semantic search. An entry can appear under several use cases when its topics or description provide several explicit signals.

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155 entries in this view.

Tool ranking

Ranked by creation date, newest first; undated entries come last. Raw values keep their source-specific window, shown under each tool; a change requires at least two snapshots from the last 7 days.

  1. 1

    Other
    Active

    Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.

    TypeScriptLicense: Apache-2.0
    • agent-workflow
    • agentic-workflow
    • agents
    • ai
    • aiagents

    githubmeasured growthOpen source ↗

    29 555GitHub stars+61 (+0.21 %)
  2. 2

    Agent
    Active

    Vane is an AI-powered answering engine.

    TypeScriptLicense: MIT
    • ai-agents
    • ai-search-engine
    • answering-engine
    • artificial-intelligence
    • llm

    githubestimated momentumOpen source ↗

    36 578GitHub stars—
  3. 3

    Agent
    Active

    RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

    GoLicense: Apache-2.0
    • agent-harness
    • agentic-ai
    • agentic-retrieval
    • agentic-search
    • ai

    githubmeasured growthOpen source ↗

    90 103GitHub stars+414 (+0.46 %)
  4. 4

    App
    Active

    User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

    Python
    • ai
    • llm
    • llm-ui
    • llm-webui
    • llms

    githubmeasured growthOpen source ↗

    151 072GitHub stars+621 (+0.41 %)
  5. 5

    Agent
    Active

    BISHENG is an open LLM devops platform for next generation Enterprise AI applications. Powerful and comprehensive features include: GenAI workflow, RAG, Agent, Unified model management, Evaluation, SFT, Dataset Management, Enterprise-level…

    PythonLicense: Apache-2.0
    • agent
    • ai
    • chatbot
    • enterprise
    • finetune

    githubmeasured growthOpen source ↗

    11 923GitHub stars+3 (+0.03 %)
  6. 6

    Agent
    Active

    The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Context that persists. Built for production.

    PythonLicense: Apache-2.0
    • agentic-memory
    • agentic-memory-system
    • agents
    • ai
    • ai-agents

    githubmeasured growthOpen source ↗

    64 752GitHub stars+368 (+0.57 %)
  7. 7

    Model
    Active

    21 Lessons, Get Started Building with Generative AI

    Jupyter NotebookLicense: MIT
    • ai
    • azure
    • chatgpt
    • dall-e
    • generative-ai

    githubmeasured growthOpen source ↗

    119 214GitHub stars+378 (+0.32 %)
  8. 8

    Library
    Active

    Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: PGVector, Faiss. Any Files. Anyway you…

    Python
    • ai
    • api
    • chatbot
    • chatgpt
    • database

    githubmeasured growthOpen source ↗

    39 496GitHub stars+58 (+0.15 %)
  9. 9

    Other
    Active

    Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI…

    TypeScriptLicense: MIT
    • ci
    • ci-cd
    • cicd
    • evaluation
    • evaluation-framework

    githubmeasured growthOpen source ↗

    24 846GitHub stars+163 (+0.66 %)
  10. 10

    App
    Active

    Open Source AI Platform - AI Chat with advanced features that works with every LLM

    Python
    • ai
    • ai-chat
    • chatgpt
    • chatui
    • enterprise-search

    githubmeasured growthOpen source ↗

    31 940GitHub stars+90 (+0.28 %)
  11. 11

    Other
    Active

    Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype to production without rebuilding the stack.

    TypeScript
    • agent
    • agentic-ai
    • agentic-framework
    • agentic-workflow
    • ai

    githubmeasured growthOpen source ↗

    154 550GitHub stars+614 (+0.40 %)
  12. 12

    Agent
    Active

    FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of out-of-the-box capabilities such as data processing, RAG retrieval, and visual AI workflow orchestration, letting you easily develop and deploy complex…

    TypeScript
    • agent
    • claude
    • deepseek
    • llm
    • mcp

    githubmeasured growthOpen source ↗

    29 582GitHub stars+78 (+0.26 %)
  13. 13

    Agent
    Active

    The agent engineering platform.

    PythonLicense: MIT
    • agents
    • ai
    • ai-agents
    • anthropic
    • chatgpt

    githubmeasured growthOpen source ↗

    145 729GitHub stars+422 (+0.29 %)
  14. 14

    Other
    Active

    High-performance data engine for AI and multimodal workloads. Process images, audio, video, and structured data at any scale

    RustLicense: Apache-2.0
    • ai-engineering
    • ai-pipeline
    • arrow
    • artificial-intelligence
    • big-data

    githubmeasured growthOpen source ↗

    5 748GitHub stars+15 (+0.26 %)
  15. 15

    Library
    Active

    LakeSoul is an end-to-end, realtime cloud-native Lakehouse framework for fast data ingestion, concurrent updates, incremental analytics, multimodal data processing and vector search — powering next-generation BI and AI workloads.

    JavaLicense: Apache-2.0
    • arrow
    • daft
    • datafusion
    • flink
    • gluten

    githubmeasured growthOpen source ↗

    3 249GitHub stars+2 (+0.06 %)
  16. 16

    Other
    Active

    Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.

    Rust
    • ai
    • bigdata
    • cloud-native
    • database
    • elasticsearch

    githubmeasured growthOpen source ↗

    9 434GitHub stars+7 (+0.07 %)
  17. 17

    Other
    Active

    Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

    RustLicense: Apache-2.0
    • ai-search
    • ai-search-engine
    • embeddings-similarity
    • hnsw
    • hybrid-search

    githubmeasured growthOpen source ↗

    34 401GitHub stars+122 (+0.36 %)
  18. 18

    Other
    Active

    The #1 AI Harness for Building Resumes, PDFs, Cover Letters & more, locally with 100+ LLMs support.

    TypeScriptLicense: Apache-2.0
    • applicant-tracking-system
    • ats
    • hacktoberfest
    • machine-learning
    • natural-language-processing

    githubmeasured growthOpen source ↗

    28 335GitHub stars+41 (+0.14 %)
  19. 19

    Other
    Active

    Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for…

    PythonLicense: Apache-2.0
    • agent-framework
    • agentic-ai
    • agentic-rag
    • agents
    • ai

    githubmeasured growthOpen source ↗

    26 426GitHub stars+60 (+0.23 %)
  20. 20

    Other
    Active

    The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

    TypeScriptLicense: Apache-2.0
    • ai
    • alternative
    • auth
    • database
    • deno

    githubmeasured growthOpen source ↗

    108 886GitHub stars+261 (+0.24 %)
  21. 21

    Other
    Active

    Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

    GoLicense: Apache-2.0
    • anns
    • cloud-native
    • diskann
    • distributed
    • embedding-database

    githubmeasured growthOpen source ↗

    45 989GitHub stars+101 (+0.22 %)

Learning resources

Ranked by creation date, newest first; undated entries come last. These resources remain available separately and do not take part in the main tool ranking.

  1. 1

    GenAI-Projects

    Agent
    DormantOpen source ↗

    Collection of some interesting Generative AI usecases implementation.

    Jupyter NotebookLicense: MIT
    • a2a-protocol
    • chatbot
    • gemini-api
    • gemini-live
    • generative-ai
    githubResourcemeasured growth
    2GitHub starsstable
  2. 2

    ai-engineering-hub

    Agent
    ActiveOpen source ↗

    In-depth tutorials on LLMs, RAGs and real-world AI agent applications.

    Jupyter NotebookLicense: MIT
    • agents
    • ai
    • llms
    • machine-learning
    • mcp
    githubResourcemeasured growth
    37 263GitHub stars+19 (+0.05 %)
  3. 3

    awesome-llm-apps

    Skill
    ActiveOpen source ↗

    100+ AI Agents, Agent Skills and RAG Apps - Free and Open Source.

    PythonLicense: Apache-2.0
    • agents
    • llms
    • python
    • rag
    github

    Install git clone https://github.com/Shubhamsaboo/awesome-llm-apps ~/.claude/skills/awesome-llm-apps

    Resourcemeasured growth
    136 261GitHub stars+949 (+0.70 %)
  4. 4

    azure-openai-llm-notes

    Skill
    ActiveOpen source ↗

    A curated collection of resources for 🌌 Azure OpenAI, 🦙 LLMs (+RAG, Agents). Monthly Updates.

    Python
    • agent
    • agent-framework
    • agent-skills
    • ai-engineering
    • ai-tools
    github

    Install git clone https://github.com/kimtth/azure-openai-llm-notes ~/.claude/skills/azure-openai-llm-notes

    Resourcemeasured growth
    410GitHub starsstable