OSM Streak makes you do small tasks for OpenStreetMap every day. The goal is to map every day for at least a year. Tasks are small, five minutes each. The point is to map every day, not map as much as you can. Persistence pays off.
Feel free to:
Translations can be done in transifex: https://www.transifex.com/openstreetmap/osm-streak/
OSM Streak is released under the MIT license