Open source for data and AI

749 projects · 100 relicensed

OpenRefine license, foundation and stars

Pipelines and orchestration · BSD 3-Clause (open source) · 12,091 stars

GitHub

OpenRefine is a free, open source power tool for working with messy data and improving it

License history

LICENSE file

BSD 3-Clause No license change recorded since the repository was created in 2012.

Latest release

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

About and history
Repository
OpenRefine/OpenRefine · created Oct 15, 2012
Website
openrefine.org
Language
Java
Foundation
None; run by its maintainers
GitHub detects
BSD-3-Clause
Stars per week
14 (GitHub weekly snapshots)

Weekly snapshots

Week ofStars
Nov 2, 202612,091
Oct 19, 202612,070
Oct 12, 202612,039
Oct 5, 202612,023
Sep 21, 202612,009

Changes

Stars per weekNov 3, 2026

Gains about 14 stars a week, down from 15.

Stars per weekOct 24, 2026

Gains about 15 stars a week, up from 10.

Stars per weekOct 16, 2026

Gains about 10 stars a week, up from 7.

Stars per weekOct 7, 2026

Gains about 7 stars a week.

TrackedSep 25, 2026

Now tracked, from OpenRefine/OpenRefine on GitHub.