vector-database — independent software & tools

4 independent vector-database listings the big search engines bury.

• agentdb

  npm · Free · by ruvnet

  Self-learning vector memory for AI agents — single-file .rvf cognitive container with HNSW search, episodic Reflexion memory, causal graph + Cypher, 9 RL algorithms, Thompson Sampling bandit, 41 MCP tools, hybrid (BM25 + dense) retrieval, GNN attention. 1

• ruvector

  npm · Free · by ruvnet

  Self-learning vector database for Node.js — hybrid search, Graph RAG, FlashAttention-3, HNSW, 50+ attention mechanisms

• kannaka-memory

  github · Free · by NickFlach

• ai-news-scraper

  github · Free · by techdomegh

  AI News Scraper & Semantic Search: A Python application that scrapes news articles, uses GenAI to generate summaries and identify topics, and provides semantic search capabilities through vector embeddings