arbtt vs ActivityWatch

A side-by-side comparison of two self-hosted time tracking options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeaturearbttActivityWatch
CategoryTime TrackingTime Tracking
LicenseGPL-2.0MPL-2.0
LanguageHaskellPython
Setup difficultyMediumEasy
Min. RAM128 MB128 MB
Deploymentbinary, sourcebinary, source
GitHub stars★ 354★ 18,527
First released20092016
ReplacesRescueTime, ManicTimeRescueTime, ManicTime

Why pick each one

Choose arbtt if…

  • Released under the GPL-2.0 license
  • Written in Haskell
  • Tiny footprint — runs in 128 MB RAM
arbtt details

Choose ActivityWatch if…

  • Released under the MPL-2.0 license
  • Easy to set up — beginner-friendly
  • Mature project with 18.5k GitHub stars
  • Written in Python
ActivityWatch details

Frequently asked questions

Is arbtt or ActivityWatch better?

ActivityWatch is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider arbtt if its specific feature set fits your needs better.

Are arbtt and ActivityWatch free and open-source?

Yes. arbtt is licensed under GPL-2.0 and ActivityWatch under MPL-2.0. Both can be self-hosted at no software cost.

Can I run arbtt and ActivityWatch with Docker?

arbtt: check the project docs for container support. ActivityWatch: check the project docs for container support.

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