Top VECTOR GitHub Repositories & Tools (2026)

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience

XERJ is the new way for AI to search data. Its autoindex capability activates agents to know your data without the token waste of grep and sed. One command indexes code, docs, logs and PDFs for search, RAG, security audits and agent memory, using 40x fewer tokens than grep. Elasticsearch compatible, so existing clients just work.

A lightweight, lightning-fast, in-process vector database

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

LlamaIndex is the document processing platform for AI

AI-native HTAP database with Git-for-Data and built-in vector search, serving as the data and memory backbone for intelligent agents and applications.

Community-built comprehensive 2D content creation appplication for graphic design, digital art, and interactive real-time motion graphics powered by a node-based procedural graphics engine

The #1 AI Harness for Building Resumes, PDFs, Cover Letters & more, locally with 100+ LLMs support.

Open-source inference server and production cluster for all the models your agent needs.

Refine high-quality datasets and visual AI models

RuVector provides High Performance, Real-Time decisions and agent memory , Self-Learning Ai, Vector GNN DB built in Rust.

🧠 The memory that dreams — cross-session memory for DeepSeek Harness. Offline & private, auto-consolidates in its sleep (autoDream), visualized in a memory panel.

Ready-to-run cloud templates for RAG, AI pipelines, and enterprise search with live data. 🐳Docker-friendly.⚡Always in sync with Sharepoint, Google Drive, S3, Kafka, PostgreSQL, real-time data APIs, and more.

World's first open-source enterprise world model.

One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.

Apache Doris is a real-time analytics and hybrid search database for AI agents.

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

HelixDB is an OLTP graph database with native vector and full-text search built in Rust on Object Storage.

CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.