Alternatives to Vector Search API

Same category, ordered by trust score.

C
Codebase Memory
77Good
Codebase knowledge graph for AI agents — 162 languages, sub-ms queries, 99% fewer tokens.
Registrydeusdata46.7K stars
Z
Zotero MCP
77Good
Search, read, annotate, and add to your Zotero research library, local or web.
Registry54yyyu5.4K stars
H
haiku.rag
74Good
Local-first agentic RAG with citations - hybrid search, reranking, multimodal document retrieval
Registryggozad629 stars
O
openInvest
72Good
Investment runtime for AI agents — LLM investment committee, portfolio ledger, decision accounting
Registrylongsizhuo114 stars
M
M3 Memory
70Good
Local-first, cloud-friendly memory — 100+ tools, 99.2% LongMemEval-S retrieval@8, hybrid search.
Registryskynetcmd29 stars
D
doc-scraper
69Good
Crawl documentation sites into local corpora agents can search, read, and diff fully offline.
Registrysriram-pr107 stars