Offline Cook Book
Cooking app with simple minimalist recipes which does not require an internet coGPL-3.0-only
Offline Puzzle Solver
Solves various kinds of puzzle (Sudoku, N-Queens)GPL-3.0-or-later
Taipei Youbike Offline
Find bike stations in TaiwanGPL-3.0-only
Save For Offline
Save websites locallyGPL-2.0-or-later
Organic Maps: Hike, Bike, Drive Offline
Navigate with Privacy - Community-Driven & Open-SourceApache-2.0
Offline Calendar
Lets you add calendars to the Calendar app, which are not synchronized.GPL-3.0-only
QuickDic
Offline translation dictionaryApache-2.0
Sumatora
Offline Japanese dictionaryGPL-3.0-or-later
Aard 2
Offline dictionaryGPL-3.0-only
WikipOff
Download and read Wikipedia offlineGPL-3.0-only
Paper Wallet
Totally offline and secure bitcoin paper walletMIT
Senreta Vortaro
Simple, offline English-Esperanto dictionaryApache-2.0
BwareArea
An offline GPS based POI alerter with overlayMIT
OpenWort
Simple offline thesaurus for the German languageUnlicense
WTF‽ (The MirOS Project)
Offline acronym translatorMirOS
Forro Lyrics
Offline database of Forró lyricsGPL-3.0-only
PocketMaps
A completely opensource map viewer with (offline) navigation system.MIT
Mitzuli
Offline TranslatorGPL-2.0-or-later
Trekarta - offline outdoor map
Detailed offline topo maps for hiking, cycling, skiing and other activitiesGPL-3.0-or-later
NextGIS Mobile
GIS that lets you create, edit and export geodata, both online and offlineGPL-3.0-or-later