Top EMBEDDING GitHub Repositories & Tools (2026)

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

Distributed, transactional document database backed by FoundationDB.

Ollama SDK for .NET

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

Pure Rust PDF library for AI/RAG: structure-aware chunking, no ML, no C deps.

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.

The EMBL-EBI Ontology Lookup Service (OLS)

A queryable second brain over your scattered notes and docs - hybrid retrieval (vector + BM25), section-level citations, and an MCP server so AI agents can use it. ~300 lines, no LangChain.

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

Py3plex - A multilayer complex network visualization and analysis library in python3

Shared Single-file memory layer for all your agents, sub mili-second RAG over text, photo and video on Apple Silicon.. No Server. No API. One File. Pure Swift

LLPhant - A comprehensive PHP Generative AI Framework using OpenAI GPT 4. Inspired by Langchain