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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152 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

    MCP
    Active

    Minimal RAG-over-a-corpus MCP retrieval: search_knowledge returns cited chunks. Local embeddings.

    ↓ 17 downloads/weekPythonLicense: MIT

      mcpmeasured growthOpen source ↗

      Install claude mcp add rag-mcp -- uvx jaimenbell-rag-mcp

      0GitHub starsstable
    • 2

      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 ↗

      65GitHub stars+1 (+1.6 %)
    • 3

      MCP
      Active

      Suggests a relevant xkcd comic during a conversation, via semantic search over every comic.

      PythonLicense: NOASSERTION

        mcpmeasured growthOpen source ↗

        Remote server, to be declared in the MCP configuration https://xkcdai.onrender.com/mcp

        0GitHub starsstable
      • 4

        MCP
        Active

        Local markdown notes: ranked + semantic search, tags, todos, and a wiki-link knowledge graph.

        TypeScriptLicense: MIT

          mcpmeasured growthOpen source ↗

          Install claude mcp add notes -- npx @abhishekmcp/notes

          1GitHub starsstable
        • 5

          MCP
          Active

          Local-first graph memory for AI assistants with SQLite, semantic search, and MCP tools.

          PythonLicense: MIT

            mcpmeasured growthOpen source ↗

            1GitHub starsstable
          • 6

            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

            81GitHub stars+1 (+1.2 %)
          • 7

            MCP
            Active

            MCP memory server for AI coding assistants. Windows Service, ONNX embeddings, SQLite vector search.

            C#

              mcpmeasured growthOpen source ↗

              0GitHub starsstable
            • 8

              MCP
              Active

              The 21 agentic design patterns, distilled to concepts (no code) — a design-phase reference for building AI agents. Works as a Claude Code skill.

              • agent2agent
              • agentic-ai
              • agentic-design-patterns
              • agentic-workflow
              • ai-agent-framework

              githubmeasured growthOpen source ↗

              7GitHub starsstable
            • 9

              Skill
              Active
              Python
              • agent
              • agent-memory
              • agent-skills
              • agentic
              • dsh-plugin

              githubmeasured growthOpen source ↗

              Install git clone https://github.com/mindscale-noah/MindMemOS ~/.claude/skills/MindMemOS

              977GitHub stars+12 (+1.2 %)
            • 10

              Agent
              Active

              Multi-agent banking customer service system built on the A2A protocol. A2A Net Hackathon.

              PythonLicense: MIT
              • a2a-protocol
              • docker
              • llm
              • multi-agent-systems
              • python

              githubmeasured growthOpen source ↗

              0GitHub starsstable
            • 11

              Skill
              Active

              Give your AI a real, persistent memory. The open-source system plus templates that turn an Obsidian vault into your AI's working memory. No vector database, just markdown.

              • agent-memory
              • ai
              • ai-agents
              • ai-memory
              • anthropic

              githubmeasured growthOpen source ↗

              Install git clone https://github.com/jaredrhod/ai-memory-vault ~/.claude/skills/ai-memory-vault

              621GitHub stars+29 (+4.9 %)
            • 12

              MCP
              Active

              Reddit & X data for AI agents over MCP. Semantic search, hosted, no Reddit API.

              mcpmeasured growthOpen source ↗

              Remote server, to be declared in the MCP configuration https://api.prowlo.com/mcp

              0GitHub starsstable
            • 13

              MCP
              Active

              {GIN} verdict, M-Value AVM, market facts + semantic search for Moroccan real estate. Moat-safe.

              ↓ 62 downloads/weekJavaScriptLicense: MIT

                mcpmeasured growthOpen source ↗

                Install claude mcp add marocain-mcp-server -- npx @marocain/mcp-server

                1GitHub starsstable
              • 14

                Agent
                Active

                AI-powered virtual executive team — a single coherent executive persona backed by 8 specialist Claude agents (FastAPI + Next.js).

                Python
                • ai
                • anthropic
                • claude
                • fastapi
                • llm

                githubmeasured growthOpen source ↗

                3 759GitHub stars+913 (+32.1 %)
              • 15

                MCP
                Active

                Cloud-persistent, semantic-search memory MCP — drop-in for server-memory, backed by ZeroDB.

                ↓ 508 downloads/weekJavaScriptLicense: MIT

                  mcpmeasured growthOpen source ↗

                  Install claude mcp add ainative-memory-mcp -- npx ainative-memory-mcp

                  0GitHub starsstable
                • 16

                  Agent
                  Active

                  The agent framework where the model never holds the trigger — every consequential action clears your policy first, waits for a human when it matters, and lands on a record you can verify. Build on it, or put it around the agent you already…

                  PythonLicense: Apache-2.0
                  • a2a
                  • agent-framework
                  • ai-agents
                  • ai-governance
                  • ai-safety

                  githubmeasured growthOpen source ↗

                  1GitHub starsstable
                • 17

                  MCP
                  Active

                  Local-first MCP memory server: SQLite, FTS5 and vector search, AES-256-GCM. 55 tools, no cloud.

                  RustLicense: MIT

                    mcpmeasured growthOpen source ↗

                    67GitHub starsstable
                  • 18

                    Other
                    Active

                    Local-first Agentic AI Infrastructure Platform with LLM Gateway, Agent DAG Runtime, MCP Tool Hub, A2A Agent Mesh, Local RAG, Tool Sandbox and Observability.

                    Python
                    • a2a
                    • agent-runtime
                    • ai-infra
                    • deepseek
                    • fastapi

                    githubmeasured growthOpen source ↗

                    1GitHub starsstable
                  • 19

                    Agent
                    Active

                    AI agent that plays a city quest game using MCP, A2A, RAG, and memory. Built with Microsoft Agent Framework and Azure OpenAI

                    PythonLicense: MIT
                    • agent-to-agent
                    • ai-agents
                    • azure-ai-search
                    • azure-openai
                    • mcp

                    githubmeasured growthOpen source ↗

                    3GitHub starsstable
                  • 20

                    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 stars-1 (-0.13 %)
                  • 21

                    Skill
                    Active

                    Scaffolding skill + always-on conventions (CLAUDE.md/AGENTS.md) for Quarkus + LangChain4j agentic AI apps: AI services, multi-agent workflows, and RAG. Installable in Claude Code, Codex, Copilot, Cursor, and any Agent Skills-compatible…

                    ShellLicense: Apache-2.0
                    • agent-skills
                    • ai
                    • ai-agents
                    • claude-code
                    • claude-code-plugin

                    githubmeasured growthOpen source ↗

                    Install /plugin marketplace add eldermoraes/quarkus-agentic-scaffolding

                    26GitHub starsstable
                  • 22

                    MCP
                    Active

                    MCP server for Zotero: search, citations, safe writes, semantic search, and PDF passages.

                    ↓ 1 201 downloads/weekTypeScriptLicense: MIT

                      mcpmeasured growthOpen source ↗

                      Install claude mcp add zoteus -- npx @oscardvs/zoteus

                      29GitHub starsstable
                    • 23

                      MCP
                      Active

                      Read-only semantic search MCP server for Obsidian vaults using local Ollama embeddings.

                      ↓ 111 downloads/weekJavaScriptLicense: MIT

                        mcpmeasured growthOpen source ↗

                        Install claude mcp add obsidian-semantic-mcp -- npx @dalecb/obsidian-semantic-mcp

                        0GitHub starsstable
                      • 24

                        MCP
                        Active

                        Fleet discovery for the cyanheads MCP ecosystem — semantic search + install snippets.

                        TypeScriptLicense: Apache-2.0

                          mcpmeasured growthOpen source ↗

                          Install claude mcp add cyanheads-mcp-server -- npx @cyanheads/cyanheads-mcp-server

                          1GitHub starsstable

                        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

                          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