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.

Use case

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147 entries in this view.

Tool ranking

Mixed ranking: measured growth takes priority; entries without two snapshots are estimated. 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

    Agent
    Abandoned

    Open-Source AI-powered web browser. Browse the web with your own LLM API key. Alternative to Dia / Comet.

    TypeScript
    • a2a
    • agent
    • ai
    • ai-agents
    • browser

    githubmeasured growthOpen source ↗

    94GitHub starsstable
  2. 2

    MCP
    Active

    Cross-platform persistent memory MCP for Codex, Gemini CLI, Claude Code, and other local MCP hosts. 36 cited neuroscience mechanisms, local-first SQLite/PostgreSQL, hybrid retrieval, decay-based consolidation, and reproducible benchmarks.…

    PythonLicense: MIT
    • agent-memory-system
    • agent-skills
    • causal-inference
    • claude-code
    • codex

    githubmeasured growthOpen source ↗

    71GitHub starsstable
  3. 3

    Skill
    Active

    Semantic Scholar API wrapper for agents — search 200M+ papers, traverse citations, find authors. Python, rate-limited, multi-agent.

    PythonLicense: MIT
    • academic
    • agent-skill
    • agent-skills
    • citations
    • claude-code

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/Agents365-ai/semanticscholar-skill ~/.claude/skills/semanticscholar-skill

    68GitHub starsstable
  4. 4

    Skill
    Active

    The official Pinecone marketplace for Claude Code Plugins

    PythonLicense: MIT
    • anthropic-claude
    • claude-code
    • claude-code-plugin
    • claude-code-plugin-marketplace
    • hybrid-search

    githubmeasured growthOpen source ↗

    Install /plugin marketplace add pinecone-io/pinecone-claude-code-plugin

    68GitHub starsstable
  5. 5

    MCP
    Active

    Token-efficient code review knowledge graph: semantic search and call-graph resolution.

    PythonLicense: Apache-2.0

      mcpmeasured growthOpen source ↗

      Install claude mcp add better-code-review-graph -- uvx better-code-review-graph

      66GitHub starsstable
    • 6

      MCP
      Active

      Persistent memory for Claude Code & Codex CLI. Auto-extracted knowledge graph, multi-representation embeddings, 3D WebGL visualization. LongMemEval R@5=97.45%. Self-hosted, Ollama-optional

      PythonLicense: MIT
      • ai-memory
      • ai-tools
      • anthropic
      • chromadb
      • claude-code

      githubmeasured growthOpen source ↗

      66GitHub starsstable
    • 7

      MCP
      Active

      RuvNet Brain — a downloadable, source-grounded brain for Claude Code over Reuven Cohen's (rUv's) RuvNet stack: RuVector/RVF, Ruflo, AgentDB, RuLake, SPARC + 21 building blocks. Grounds Claude in real source via one MCP tool (search_ruvnet),…

      JavaScript
      • agentdb
      • ai-agents
      • anthropic-claude
      • claude-code
      • claude-code-plugin

      githubmeasured growthOpen source ↗

      64GitHub starsstable
    • 8

      Skill
      Active

      Agent skills for LandingAI's Agentic Document Extraction (ADE) — production-ready document AI for agentic coding assistants

      License: MIT
      • ade
      • agent-skills
      • claude
      • document-extraction
      • document-processing

      githubmeasured growthOpen source ↗

      Install git clone https://github.com/landing-ai/ade-document-processing-skills ~/.claude/skills/ade-document-processing-skills

      64GitHub starsstable
    • 9

      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—

    Learning resources

    Ranked by measured growth, normalized across sources. These resources remain available separately and do not take part in the main tool ranking.

    1. 1

      membrane

      Skill
      DormantOpen source ↗

      A selective learning and memory substrate for agentic systems — typed, revisable, decayable memory with competence learning and trust-aware retrieval.

      GoLicense: MIT
      • agent
      • agent-framework
      • agent-memory
      • agent-skills
      • agentic
      github

      Install git clone https://github.com/BennettSchwartz/membrane ~/.claude/skills/membrane

      Resourcemeasured growth
      94GitHub starsstable
    2. 2

      ai-agent-architecture

      Other
      ActiveOpen source ↗

      Build LLM systems you actually control. A free, open engineering book + course — from tokenization to serving your own models. Mechanisms, trade-offs, and numbers, not prompt tips

      HTML
      • a2a-protocol
      • ai
      • ai-agents
      • context-engineering
      • distributed-systems
      githubResourcemeasured growth
      46GitHub starsstable
    3. 3

      claude-wiki

      Skill
      ActiveOpen source ↗

      Official Claude Documentation - Converted to 2000+ Markdown Files - All documentation sourced from first party sources- 24 categories - refreshed daily, multi-agent orchestration

      HTML
      • agents-sdk
      • anthropic
      • anthropic-api
      • claude
      • claude-ai
      github

      Install /plugin marketplace add johnzfitch/claude-wiki

      Resourcemeasured growth
      21GitHub starsstable
    4. 4

      Agentic_AI_Engineer

      Agent
      ActiveOpen source ↗

      My complete journey to becoming an Agentic AI Engineer through structured learning, projects, experiments, and production-ready implementations of modern AI systems.

      Jupyter NotebookLicense: MIT
      • a2a-protocol
      • agent-orchestration
      • ai-guardrails
      • fastapi
      • kubernetes
      githubResourcemeasured growth
      18GitHub starsstable
    5. 5

      claude-memory

      Other
      DormantOpen source ↗

      Persistent memory for Claude Code. Auto-capture decisions, learnings, client info. Cloud backup to Supabase. Never lose context again. Free alternative to Mem.ai, Rewind AI, Personal AI.

      PythonLicense: MIT
      • ai-memory
      • claude
      • claude-code
      • claude-code-skills
      • claude-memory
      githubResourcemeasured growth
      14GitHub starsstable
    6. 6

      spring-ai-recipes-learning

      Agent
      ActiveOpen source ↗

      Spring AI 实战教程 🚀 ChatClient → RAG → MCP → Agent → A2A，24 个手写模块循序渐进（Spring Boot 4.1 + Spring AI 2.0 + Java 21）

      Java
      • a2a
      • ai-agent
      • chatclient
      • gradle
      • java
      githubResourcemeasured growth
      3GitHub starsstable
    7. 7

      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
    8. 8

      awesome-agentic-ai

      MCP
      ActiveOpen source ↗

      Curated Agentic AI resources: AI agent frameworks, tutorials, courses, projects, MCP tools, research papers, evaluation, security, and production guides.

      License: CC0-1.0
      • a2a
      • agent-framework
      • agentic-ai
      • ai-agents
      • ai-engineering
      githubResourcemeasured growth
      2GitHub starsstable
    9. 9

      ai-resources

      Other
      ActiveOpen source ↗

      Comprehensive collection of AI concepts, research findings, and practical implementations. From machine learning fundamentals to cutting-edge LLMs, agents, and emerging technologies.

      PythonLicense: MIT
      • a2a
      • ai
      • azureopenai
      • mcp
      • openai
      githubResourcemeasured growth
      1GitHub starsstable
    10. 10

      Agentic-AI-Project-Find-Deal-Opportunities

      Other
      ActiveOpen source ↗

      Detect underpriced products by scraping deals and using AI models to estimate fair prices for profit opportunity identification.

      Jupyter Notebook
      • a
      • a2a
      • activemq
      • amqp
      • awesome
      githubResourcemeasured growth
      1GitHub starsstable
    11. 11

      production-ai-engineering

      Agent
      ActiveOpen source ↗

      Handbook técnico aberto sobre engenharia de IA em produção: ML tradicional, LLMs, RAG, agentes, segurança, observabilidade, FinOps e deployment.

      Markdown
      • a2a-protocol
      • agentic-ai
      • ai
      • ai-agents
      • ai-engineering
      githubResourcemeasured growth
      1GitHub starsstable
    12. 12

      agentic-ai-engineer-roadmap

      Agent
      DormantOpen source ↗

      Interactive roadmap for becoming an Agentic AI Engineer — 11 stages from Python & FastAPI to multi-agent systems, MCP, RAG, Docker, and context engineering

      HTML
      • a2a
      • agentic-ai
      • ai
      • containerization
      • llm
      githubResourcemeasured growth
      1GitHub starsstable
    13. 13

      awesome-agents

      Agent
      DormantOpen source ↗

      50+ AI agent apps you can actually run — MCP, A2A, LangGraph, SAP, RAG, and multi-agent patterns

      • a2a
      • ai-agents
      • anthropic
      • awesome-list
      • langchain
      githubResourcemeasured growth
      0GitHub starsstable