Top VECTOR GitHub Repositories & Tools (2026)

vsag is a vector indexing library used for similarity search.

Java SDK for Milvus.

Imath is a C++ and python library of 2D and 3D vector, matrix, and math operations for computer graphics

ID-based RAG FastAPI: Integration with Langchain and PostgreSQL/pgvector

Enable SVG uploads and sanitize them to stop XML/SVG vulnerabilities in your WordPress website.

Give your agent a proper IDE and OS. The sensorimotor cortex for coding agents (OpenCode + Pi), part of CortexKit: symbol-aware edits, semantic search, code health, fast grep/glob, bash compression, background tasks, PTY.

Distributed, transactional document database backed by FoundationDB.

Long-term memory for Hermes and Codex, with local storage, source-backed recall, and tools to inspect, correct, or delete remembered information.

Social Network Analysis and Visualization software application.

GDAL 3.x C#/F# bindings for .NET apps

Minimal C++20 STL replacement library. Simpler, smaller, and in many cases faster.

The Agentic Framework of the PHP ecosystem to build production-ready AI driven applications. Connect components (LLMs, Tools, vector DBs, memory) to agents that interact with your data and UI.

Context intelligence layer for LLM agents: persistent memory with write-time dedup, sensitivity tagging, conflict detection, and hierarchical decay. ~12ms. No LLM calls. MIT.

Agentic Voice Notes for iPhone and macOS - Rust, Dioxus, LanceDB + RIG + SQLite

valkey-search is a C++ module which extends valkey with vector search and secondary indexing capabilities. It enables users to index and query data stored in Valkey using complex queries with filters while maintaining high performance and scalability.

GRASS Addons Repository

Operator to support logging subsystem of OpenShift

Local code search combining BM25, vector similarity, and cross-encoder reranking. Parses 60+ languages with tree-sitter, runs entirely offline, and returns structured results with file paths, line ranges, and symbol metadata. Built in Rust.

:syringe: Fast, caching, dynamic inline SVG DOM injection library.

Full AI context and content layer for coding agents over one MCP server — tree-sitter code-map, document RAG, shared memory, multi-agent comms, web crawl, git history + blame. 300+ languages, 10+ agent harnesses, pure Rust.