libhandy
libhandy describes itself as "Building blocks for modern adaptive GNOME apps". It is to GTK+ 3 what libadwaita is to GTK4. It was originally developed by Purism for the Librem 5 Phone.
Backup
postmarketOS Backup and restore tool
Compass
This is a proof of concept of a simple compass app for Mobile Linux.
Euterpe
Audio player for the Euterpe media server
Fairy Tale
Read and manage your comics collection.
Font Downloader
Install fonts from online sources
Forklift
Video and audio download application
GNUnet Messenger
Private and secure communication
GadgetController
Use your PinePhone as a USB gadget
Gerbil
Gerbil is a minimal gemini-client for linux and linux-mobile
Metronome
A simple Metronome application for the GNOME desktop
Organizer
A utility to organize your files into neat categories
PasswordSage
A password manager geared towards mobile screens. It uses GTK as framework and parses .kdbx files (version 3.1 and 4).
Passwords and Keys
Manage your passwords and encryption keys
Phonic
Phonic is a GTK audiobook player targeted at mobile Linux.
Pyrocast
Another podcast app for Linux phones (e.g., Pinephone)
Roger Router
Journal, Fax-Software and Call-Monitor for AVM FRITZ!Box or compatible
SBB
A simple gtk app to get timetable information for swiss public transport.
Scrum Poker
A small gtk app to help estimate the effort for a task.
ScrumPoker
ScrumPoker is a simple and useful scrum planning poker App. It helps you by making your estimation meetings more effective.
Spotipyne
Gtk Spotify client written in python made to be compatible with mobile formfactors like a pinephone.
Thumbdrives
Thumbdrive and ISO emulator for phones
Treasure
An application example, implementing a simple guessing game.
Wiremapper
Linux client for Pockethernet network tester
Yishu
A bespoke and simple Todo.txt client
cadet-gtk
A GTK based GUI for the CADET subsystem of GNUnet.
gPodder-adaptive
Media aggregator and podcast client for mobile and desktop alike
gtkbart
Public transportation client for the Bay Area Rapid Transit system
gtkcord3
A lightweight Discord client which uses GTK3 for the user interface.
postmarketOS Tweaks
Mobile settings tweak application
tvtoday
A application to inspect the television program of today. Made for the pinephone.