Open source for data and AI

Projects749Relicensed100

749 projects · 100 relicensed

zvec license, foundation and stars

Search and vector · Apache 2.0 (open source) · 16,219 stars

GitHub

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

License history

LICENSE file

Apache 2.0 No license change recorded since the repository was created in 2025.

Latest release

No GitHub releases published; the project releases elsewhere (tags or its own site).

More in search and vector

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ProjectStars
ElasticsearchFree and Open Source, Distributed, RESTful Search Engine.ElasticAGPL v3 or SSPL or ELv278.5k
MeilisearchA lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.MeilisearchMIT for most code, Business Source License 1.1 for Enterprise Edition parts59.8k
MilvusMilvus is a high-performance, cloud-native vector database built for scalable vector ANN search.LF AI & DataApache 2.046.6k
QdrantQdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI.QdrantApache 2.035.4k
chromaSearch infrastructure for AI.Apache 2.029.7k
typesenseOpen Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences.GPL v327.1k
pgvectorOpen-source vector similarity search for Postgres.Custom or mixed (see the LICENSE file)23.6k
sonicFast, lightweight & schema-less search backend.MPL 2.021.4k
About and history
Repository
alibaba/zvec · created Dec 5, 2025
Website
zvec.org
Language
C++
Foundation
None; run by its maintainers
GitHub detects
Apache-2.0
Stars per week
31 (GitHub weekly snapshots)

Weekly snapshots

Week ofStars
Nov 9, 202616,219
Oct 26, 202616,165
Oct 19, 202616,125
Oct 5, 202616,092
Sep 21, 202616,004

Changes

Stars per weekNov 9, 2026

Gains about 31 stars a week, down from 32.

Stars per weekOct 30, 2026

Gains about 32 stars a week, up from 30.

Stars per weekOct 20, 2026

Gains about 30 stars a week, down from 44.

Stars per weekOct 10, 2026

Gains about 44 stars a week.

TrackedSep 25, 2026

Now tracked, from alibaba/zvec on GitHub.