Productivity
Get things done: 200+ apps, all free and open source.
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In testing
Abacus
Check and manage your budget from Firefly III on your phone
Adventure List
A to-do list that syncs to all your devices
Aisleron
A shopping list sorted by supermarket aisle
Alkaa
A tidy task list with categories
AndroidAPS
A closed-loop insulin system for type 1 diabetes
AppFlowy
Notes, wikis and project boards in one place
Arru
Track what you spend, shop by shop
Audiometry
Test your hearing at home with headphones
Autasker
A straightforward task list for every device
Beancount.io
Track your money with simple, honest plain-text bookkeeping
BeauTyXT
A private, minimal editor for plain text
BetterCounter
Count habits and everyday tallies, with history and graphs
Birthday Adapter
Puts your contacts' birthdays in your calendar
Blood Pressure Monitor
A simple diary for blood pressure readings
Broccoli
Your own recipe collection, with a seasonal calendar
Buckwheat
Tells you how much you can spend today
Butterfly
A powerful, minimal note-taking and drawing app
C2K
Offline Couch to 5K and 10K coach with spoken run and walk cues
Caffeine Health
See how much caffeine is still in you
Calyx
Track your indoor grow tent without a subscription
Carnet
Rich notes that sync with your Nextcloud
CarVita
Log your car's services and get reminded when the next one is due
Cashew
A friendly budget and spending tracker
Cashiro
Builds your budget from bank messages