Writing
Tasks.org: Open-source To-Do Lists & Reminders
Private, ad-free task lists! Optional sync with Google Tasks, CalDAV or EteSync!
Notesnook - Private notes app
A fully open source & end-to-end encrypted note taking app
Fitness Calendar
A private and fully offline activity tracker.
ImapNotes3
View, edit and synchronize HTML notes and check lists on your IMAP mailboxes
Standard Notes
An end-to-end encrypted note-taking app for digitalists and professionals
jtx Board journals|notes|tasks
Keep track of journals, notes & tasks - iCalendar compliant and syncable with yo
Joplin
A note taking and to-do app with sync between Linux, macOS, Windows, and mobile
Rank-My-Favs
Rank your favorite things, using simple pair-wise matchups.
LabLog
A digital lab notebook with automatic timestamping
SiYuan
A privacy-first, self-hosted knowledge management app
OpenSyncedLists
Create easy to sort lists
NotallyX - Quick Notes/Tasks
A simple and minimalistic open source notes app
PocketPlan
To-do list ✔️ Birthdays 🎂 Notes 📝 Shopping list 📜 Sleep reminder 💤
neutriNote CE
A hub of written thoughts in fast searchable plain text
Markor
Text editor - Notes & ToDo. Lightweight. Markdown and todo.txt support.
Orgzly Revived
Outliner for taking notes and managing to-do lists in Org-mode format
Thunderbird: Free Your Inbox
Thunderbird is a 100% open source, privacy focused email app.
My Brain
Productivity app for Tasks, Notes, Calendar, Diary, Bookmarks and more
Guileless Bopomofo Keyboard
A simple Bopomofo software keyboard (input method editor) for typing Hanyu
Butterfly
Powerful, minimalistic, cross-platform, opensource note-taking app
Linwood Butterfly Nightly
Powerful, minimalistic, cross-platform, opensource note-taking app
SimpleTextEditor
Simple Text Editor
Saber
The notes app built for handwriting
ntodotxt
Manage your todos in a todo.txt file
SimpleMarkdown
A simple markdown editor
Karbon
Advanced Text Editor for Power Users
MoasdaWiki App
Privacy-Friendly Knowledge Management App
Stroke Input Method (筆畫輸入法)
A minimalist Chinese keyboard.
Trime
Chinese IME with Rime Input Method Engine
Hammer [ALPHA]
A simple tool for building stories.