ALEF
5.7#6 in active learning toolsFree planFree planLinux
VisitALEF vs Prodigy
What both publish
| Fact | ALEF | Prodigy |
|---|---|---|
| Purpose | ALEF provides classes and scripts for active learning of stochastic models such as Gaussian Processes. | Prodigy is a downloadable developer tool for creating training and evaluation data for machine learning models. |
| Support | For code questions, the README names Matthias Bitzer and Cen-You Li as contacts. | The Personal license includes community forum support; Company licenses include priority forum and email support. |
ALEF plans
- ALEF (AGPL-3.0 open-source software)Free
Prodigy plans
- Personal$390, paid once
- Company$490, paid once
Pick ALEF if…
You want what its maker publishes above — check its page for the details.
Pick Prodigy if…
Prodigy suits developers building machine-learning data workflows, especially those who need local or air-gapped operation. Annotation tasks can be completed in the web app without programming, but the tool assumes basic Python and command-line familiarity.