Compare projects
Select 2–4 projects to compare on the same basis.
alibaba / zvec
A lightweight, lightning-fast, in-process vector database
codelibs / fess
Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST API, and AI/RAG & semantic search. Apache-2.0.
Popularity
Repository stars16,176Highest1,144
Fork1,015Highest177
Maintenance
Last push2026-11-022026-11-05
Maintenance notesNot verifiedNot verified
Repository created2025-12-052013-09-13
License & use
LicenseApache-2.0 · PermissiveApache-2.0 · Permissive
PricingPricing not verifiedPricing not verified
Basics
Browse by purposeAgent skill extensions · Databases · Retrieval-augmented generation · Search enginesDatabases · Retrieval-augmented generation · Search engines · Self-hosted services
TypeApps & systemsApps & systems
SubcategoryDatabases & searchDatabases & search
PlatformNot verifiedNot verified
First collected2026-11-032026-11-03
LanguageC++Java
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited. Measured at 2026-11-02 UTC