Top pick · highest health
Gibbon
69 SLOWINGFlexible school management platform designed to make life better for teachers, students, parents and leaders.
★ 632 · ⟳ today · v30.0.01 · GPL-3.0
PHP
Open source alternatives to Duolingo
We track 3 open-source Duolingo alternatives, of which 0 currently score 70 or above on Repoly's GitHub health scale and 1 ship a Docker image. Gibbon leads on health at 69/100 with 21 commits in the last 90 days; across all 3 projects you are choosing between GPL-3.0, MIT.
- 3
- Alternatives
- 640
- Combined stars
- 106
- Commits / 90 days
- 1
- With Docker
Showing 3 of 3 tools
All 3 Duolingo alternatives, ranked by health
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Helium
59 SLOWINGColor-coded student planner for classes, homework, grades, and notes with smart notifications and multi-device sync.
★ 8 · ⟳ 5 days ago · MIT
DockerPython -
Moodle
10 STALELearning and courses platform with one of the largest open source communities worldwide.
GPL-3.0
PHP
Duolingo alternatives: common questions
What is the most maintained open source alternative to Duolingo?
Gibbon scores highest at 69/100, with 21 commits in the last 90 days, 632 GitHub stars and its latest release (v30.0.01) published 7 months ago. Helium has the most raw commit activity at 85 commits in 90 days.
Which Duolingo alternatives use a permissive licence?
1 of 3 are permissively licensed (MIT, Apache, BSD or similar): Helium (MIT). 2 use copyleft licences such as GPL or AGPL, which require you to publish changes if you distribute a modified version.
Which Duolingo alternatives run in Docker?
1 of 3 publish a Docker image or Compose file: Helium. Docker support contributes 10 of the 100 available health points, because it is the clearest signal that self-hosting is a supported path rather than an afterthought.