Search

A modern text/numeric/geo-spatial/vector indexing library for go

Open-source search database for full-text, vector, and hybrid search with real-time indexing and SQL.

A lightweight knowledge base for people and agents, with ultra fast indexing and most precise retrieval.

OrientDB is the most versatile DBMS supporting Graph, Document, Reactive, Full-Text and Geospatial models in one Multi-Model product. OrientDB can run distributed (Multi-Master), supports SQL, ACID Transactions, Full-Text indexing and Reactive Queries.

Arkime is an open source, large scale, full packet capturing, indexing, and database system.

A .NET indexing and search engine powered by Lucene.Net

Simple extensive tar-like archive format with indexing

A query and indexing engine for Redis, providing secondary indexing, full-text search, vector similarity search and aggregations.

BuntDB is an embeddable, in-memory key/value database for Go with custom indexing and geospatial support

Hexagonal hierarchical geospatial indexing system

Go bindings for H3, a hierarchical hexagonal geospatial indexing system

PostgreSQL bindings for H3, a hierarchical hexagonal geospatial indexing system

codespelunker - CLI code search tool that understands code structure and ranks results by relevance. No indexing required with CLI, TUI, MCP and HTTP support.

Named dimensions and indexing for julia arrays and other data

A vector indexing library to bring fast, fresh and filtered search to your database

SubQuery is an Open, Flexible, Fast and Universal data indexing framework for web3. Our mission is to help developers create the decentralised products of the future.

Database layer for org-mode notes with async indexing, rich queries, backlink discovery, and external change detection. Scales to 100k+ notes.

Find your missing on pages Google and request them to be indexed using the Web Search Indexing API.

vsag is a vector indexing library used for similarity search.

A Solana project geared towards realtime indexing, research, and backfilling with support for all epochs in the history of Solana mainnet, capable of 2.7M TPS+

Open-source architecture for making ENS identities into Google-recognized entities: Schema.org structured data, verification, and indexing for Web3 identity pages.

Local-first 3-in-1 AI memory layer & MCP server for Claude Code, Codex, Grok, Gemini, VS Code and Cursor. Fuses session history, codebase indexing & concept graphs in SQLite. Enables zero-cloud, privacy-first context & instant recall, supports multi-agent swarms.

Semantic codebase indexing and search for OpenCode, Claude, Codex, Pi, Jcode, and MCP hosts. Powered by Rust and tree-sitter.

AI Unity development harness that combines project-local workflows, AIBridge Skills, CLI and Runtime tools, code indexing, visual validation, input simulation, Player debugging, and AI-tool integrations into one practical loop around a Unity project

Rust MCP server for multi-agent coordination: 34 tools, Git-backed archive, SQLite indexing, advisory file locks, and an interactive TUI console

The leading, most token-efficient MCP server for documentation exploration and retrieval via structured section indexing

倪海厦中医课程资料的 Agent Skill：支持课程检索、方证穴位辨析、学习笔记整理与板书截图证据索引。 | An Agent Skill for Ni Haisha TCM course study, formula-pattern lookup, acupoint reference, and screenshot evidence indexing.

Advanced large language model deployment suite featuring context-aware generation layers, multi-modal semantic indexing, and automated API orchestration tools.