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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147 entries in this view.

Tool ranking

Ranked by measured growth, normalized across sources. 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

    Skill
    Active

    Harness engineering applied to knowledge production: a self-evolving multi-agent newsroom that turns your documents into a cross-linked markdown wiki. A "reground" loop pulls published pages back in before they go stale — writer ≠ reviewer,…

    PythonLicense: MIT
    • agentic-ai
    • ai-agents
    • claude
    • claude-code
    • claude-skills

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/alfadur7/llm-wiki-newsroom ~/.claude/skills/llm-wiki-newsroom

    80GitHub stars+1 (+1.3 %)
  2. 2

    MCP
    Active

    Self improving agents through iterations

    PythonLicense: Apache-2.0
    • agent-learning
    • agent-memory
    • agentic-workflows
    • ai-agents
    • claude-code

    githubmeasured growthOpen source ↗

    105GitHub stars+1 (+0.96 %)
  3. 3

    Skill
    Dormant

    小遥搜索，听懂你的话、看懂你的图，用AI找到本地任何文件。让搜索像聊天一样简单。XiaoyaoSearch: Understands your words, reads your images, finds any local file with AI. Making search as easy as chatting.

    Python
    • agent-skills
    • ai-search
    • document-search
    • file-search
    • local-search

    githubmeasured growthOpen source ↗

    Install git clone https://github.com/dtsola/xiaoyaosearch ~/.claude/skills/xiaoyaosearch

    1 085GitHub stars+2 (+0.18 %)
  4. 4

    Agent
    Active

    Ruby's capable AI runtime

    RubyLicense: MIT
    • a2a
    • a2a-client
    • agent
    • agent2agent
    • agents

    githubmeasured growthOpen source ↗

    138GitHub stars+1 (+0.73 %)
  5. 5

    MCP
    Active

    Semantic search across Sui documentation and knowledge sources, powered by kapa.ai

    RustLicense: Apache-2.0

      mcpmeasured growthOpen source ↗

      Remote server, to be declared in the MCP configuration https://sui.mcp.kapa.ai

      7 740GitHub stars+2 (+0.03 %)
    • 6

      MCP
      Active

      Cognitive memory for AI agents — semantic search, Hebbian learning, knowledge graphs.

      ↓ 85 downloads/weekRustLicense: Apache-2.0

        mcpmeasured growthOpen source ↗

        Install claude mcp add shodh-memory -- npx @shodh/memory-mcp

        276GitHub stars+1 (+0.36 %)
      • 7

        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 248GitHub stars+1 (+0.03 %)
      • 8

        Library
        UnknownLast commit: unavailable

        Embeddings, Retrieval, and Reranking

        • Transformer Networks
        • BERT
        • XLNet
        • sentence embedding
        • PyTorch

        pypimeasured growthOpen source ↗

        Install pip install sentence-transformers

        5 313 257downloads over 7 days-2 351 474 (-30.7 %)
      • 9

        Library
        UnknownLast commit: unavailable

        Interface between LLMs and your data

        • LLM
        • NLP
        • RAG
        • data
        • devtools

        pypimeasured growthOpen source ↗

        Install pip install llama-index

        735 891downloads over 7 days-755 018 (-50.6 %)
      • 10

        Agent
        Active

        An event-driven framework designed to build and orchestrate multi-agent AI systems. It enables seamless integration of AI agents with real-world data sources and systems, facilitating complex, multi-step workflows.

        PythonLicense: Apache-2.0
        • a2a
        • agentframework
        • agentic
        • agentic-ai
        • agentic-framework

        githubmeasured growthOpen source ↗

        4 950GitHub stars-3 (-0.06 %)
      • 11

        CLI
        Active

        Rust-powered code intelligence CLI for AI coding agents. Builds call graphs and hybrid semantic search indexes (Dense + Sparse + RRF + Reranker) across 7 languages. Ships as native MCP tools for Claude Code and Codex CLI.

        RustLicense: MIT
        • agent-tools
        • ai-development-tools
        • ai-tools
        • bm25
        • call-graph

        githubmeasured growthOpen source ↗

        764GitHub starsstable
      • 12

        Other
        Active

        The .NET library to build AI agents with 30+ built-in connectors.

        C#License: MIT
        • a2a
        • agent
        • agent-framework
        • agent-orchestration
        • agent2agent

        githubmeasured growthOpen source ↗

        638GitHub starsstable
      • 13

        Skill
        Dormant

        Give Claude Code photographic memory in ONE portable file. No database, no SQLite, no ChromaDB - just a single .mv2 file you can git commit, scp, or share. Native Rust core with sub-ms operations.

        TypeScriptLicense: MIT
        • ai-tools
        • anthropic
        • claude
        • claude-agents
        • claude-ai

        githubmeasured growthOpen source ↗

        Install git clone https://github.com/memvid/claude-brain ~/.claude/skills/claude-brain

        574GitHub stars-1 (-0.17 %)
      • 14

        Agent
        Dormant

        Aser is a lightweight, self-assembling AI Agent frame.

        PythonLicense: MIT
        • a2a-protocol
        • agent
        • agents
        • ai
        • ai-agent

        githubmeasured growthOpen source ↗

        472GitHub starsstable
      • 15

        MCP
        Active

        Local-first document management and semantic search for AI coding agents

        TypeScriptLicense: MIT

          mcpmeasured growthOpen source ↗

          Install claude mcp add mcp-documentation-server -- npx @andrea9293/mcp-documentation-server

          342GitHub starsstable
        • 16

          MCP
          Active

          AURA is a production-tested SRE agent platform you can deploy in minutes. AURA handles the guardrails, APIs, state management, streaming, and failure handling required to put AI to work safely on production infrastructure.

          RustLicense: Apache-2.0
          • a2a
          • ai-agent-framework
          • ai-agents
          • ai-sre
          • aiops

          githubmeasured growthOpen source ↗

          254GitHub stars-3 (-1.2 %)
        • 17

          Skill
          Active

          The Complete AI Development Toolkit for Claude Code. 106 skills, 36 agents, 171 hooks. Install `ork` for stable (v9.x), or `ork-alpha` for the v10 line, which ships daily.

          TypeScriptLicense: MIT
          • agent-orchestration
          • agents
          • ai-agents
          • ai-development
          • anthropic

          githubmeasured growthOpen source ↗

          Install /plugin marketplace add yonatangross/orchestkit

          224GitHub starsstable
        • 18

          MCP
          Active

          Pure instruction-pack skill wrapping Ai2's Asta MCP server (Semantic Scholar). Intent-to-tool routing, safe defaults, multi-agent.

          License: MIT
          • academic
          • agent-skill
          • agent-skills
          • asta
          • asta-skill

          githubmeasured growthOpen source ↗

          182GitHub stars-1 (-0.55 %)
        • 19

          Other
          Active

          Deploy intelligence. Open-source infrastructure for AI agents in production.

          • a2a
          • agent-framework
          • agent-orchestration
          • agent-server
          • agentic-ai

          githubmeasured growthOpen source ↗

          169GitHub stars-14 (-7.7 %)
        • 20

          MCP
          Abandoned

          Shared Memory Storage for Multi-Agent Systems

          GoLicense: AGPL-3.0
          • a2a
          • agent-memory
          • agentic-ai
          • ai
          • ai-agents

          githubmeasured growthOpen source ↗

          160GitHub starsstable
        • 21

          Skill
          Active

          Local-first, auditable Python code agent. Ships its own 30-task hidden-test benchmark plus SWE-bench Verified scored by the official harness -- every number reproducible, negative results included.

          PythonLicense: MIT
          • agent
          • agent-evaluation
          • agent-skills
          • code-agent
          • llm

          githubmeasured growthOpen source ↗

          Install git clone https://github.com/hwfengcs/DM-Code-Agent ~/.claude/skills/DM-Code-Agent

          151GitHub starsstable
        • 22

          Skill
          Active

          Local-first AI knowledge app and Agent Skill with evidence-backed Wiki, an interactive knowledge universe, Viki Q&A, and shareable knowledge galaxies.

          JavaScriptLicense: MIT
          • agent-skills
          • ai-agents
          • ai-assistant
          • claude-code
          • codex

          githubmeasured growthOpen source ↗

          Install git clone https://github.com/NimaChu/my-wiki ~/.claude/skills/my-wiki

          123GitHub starsstable
        • 23

          MCP
          Active

          Apple Developer Documentation with Semantic Search, RAG, and AI reranking for MCP clients

          TypeScriptLicense: MIT

            mcpmeasured growthOpen source ↗

            Remote server, to be declared in the MCP configuration https://mcp.apple-rag.com

            116GitHub starsstable
          • 24

            Skill
            Active

            SRA-Bench and SR-Agents: a benchmark and toolkit for skill-retrieval-augmented LLM agents.

            PythonLicense: MIT
            • agent-memory
            • agent-skills
            • agentic-ai
            • benchmark
            • llm-based-agents

            githubmeasured growthOpen source ↗

            Install git clone https://github.com/oneal2000/SR-Agents ~/.claude/skills/SR-Agents

            101GitHub starsstable

          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

            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 stars+1 (+0.24 %)