Open source for data and AI

Projects749Relicensed100

749 projects · 100 relicensed

Databend license, foundation and stars

Databases and caches · Apache 2.0 for core, Elastic License 2.0 for enterprise features (open source) · backed by Databend · 9,492 stars

GitHub

Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox., rebuilt from scratch. Unified architecture on your S3.

License history

LICENSE file
Open sourceApr 28, 2023

Apache 2.0 to Apache 2.0 for core, Elastic License 2.0 for enterprise features

Databend put new enterprise features under the Elastic License 2.0, keeping the core Apache 2.0.

LICENSE commit ↗
Open sourceFeb 15, 2021

AGPL v3 to Apache 2.0

Databend returned from AGPL 3.0 to Apache 2.0 four months later.

LICENSE commit ↗
Open sourceOct 14, 2020

Apache 2.0 to AGPL v3

The early FuseQuery code moved from Apache 2.0 to AGPL 3.0.

LICENSE commit ↗

Latest release

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

More in databases and caches

Apache 2.0115k starssupabaseThe Postgres development platform.Supabase · +646 a weekGPL v3Unverified81.3k starsnetdataThe fastest path to AI-powered full stack observability, even for lean teams.+88 a weekRSALv2 or SSPL or AGPL v377.2k starsRedisFor developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.Redis · +122 a week · 8.10.2, Sep 17, 2026 · relicensed May 2025Apache 2.067k starsprometheusThe Prometheus monitoring system and time series database.+125 a weekn8n Sustainable Use License 1.065.4k starsNocoDBA Free & Self-hostable Airtable Alternative.NocoDB · +58 a week · 2026.10.1, Oct 29, 2026 · relicensed Jan 2026Apache 2.050.8k starsClickHouseClickHouse is a real-time analytics database management system.ClickHouse · +125 a week · v26.9.2.8-stable, Sep 22, 2026Apache 2.040.7k starstidbTiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search.+22 a weekBSD 3-Clause39.5k starsleveldbLevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.Google · +12 a week
ProjectStars
supabaseThe Postgres development platform.SupabaseApache 2.0115k
netdataUnverifiedThe fastest path to AI-powered full stack observability, even for lean teams.GPL v381.3k
RedisFor developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.RedisRSALv2 or SSPL or AGPL v377.2k
prometheusThe Prometheus monitoring system and time series database.Apache 2.067k
NocoDBA Free & Self-hostable Airtable Alternative.NocoDBn8n Sustainable Use License 1.065.4k
ClickHouseClickHouse is a real-time analytics database management system.ClickHouseApache 2.050.8k
tidbTiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search.Apache 2.040.7k
leveldbLevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.GoogleBSD 3-Clause39.5k
About and history
Repository
databendlabs/databend · created Oct 10, 2020
Website
docs.databend.com
Language
Rust
Foundation
None; run by Databend
Company
Databend · on Companies · on Paydays · on socials
GitHub detects
Apache-2.0
Stars per week
6 (GitHub weekly snapshots)

Weekly snapshots

Week ofStars
Nov 9, 20269,492
Oct 26, 20269,489
Oct 19, 20269,471
Oct 5, 20269,460
Sep 28, 20269,452
Sep 21, 20269,450

Changes

Stars per weekNov 9, 2026

Gains about 6 stars a week, down from 8.

Stars per weekOct 31, 2026

Gains about 8 stars a week, up from 5.

GitHub license detectionOct 21, 2026

GitHub now reads the LICENSE file as Apache 2.0, not Custom or mixed (see the LICENSE file); held for review.

Stars per weekOct 11, 2026

Gains about 5 stars a week, up from 2.

Stars per weekSep 28, 2026

Gains about 2 stars a week.

RelicensedSep 25, 2026

Relicensed from Apache 2.0 to Apache 2.0 for core, Elastic License 2.0 for enterprise features.

RelicensedSep 25, 2026

Relicensed from AGPL v3 to Apache 2.0.

RelicensedSep 25, 2026

Relicensed from Apache 2.0 to AGPL v3.

TrackedSep 25, 2026

Now tracked, from databendlabs/databend on GitHub.