The best open source alternative to ToDoList is Super Productivity. If that doesn't suit you, our users have ranked more than 100 alternatives to ToDoList and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to ToDoList are Tasks.org, Planify, Markor and Snaptick.
Free, open-source software offering task management and time tracking across Linux, MacOS, and Windows with Jira, GitHub, and GitLab integration, plus a pomodoro timer for breaks and focus. Designed with privacy in mind, it requires no user data collection or registration.
Germany
EU
Tasks is libre open-source software, based on the original source code from the popular Astrid Tasks & To Do List! Tasks is easy-to-use, feature-packed, flexible and customizable, and synchronizes with a variety of services.
United States
Peru
Markor is a TextEditor for Android, versatile, flexible, and lightweight. Markor utilizes simple markup formats like Markdown and todo.txt for note-taking and list management. It is versatile at working with text; it can also be used for keeping bookmarks, copying to clipboard...
AustriaEU
Snaptick is a user-friendly app designed to boost your productivity by helping you organize and achieve your daily plans effortlessly. With a clean and easy-to-use interface, this app offers essential features like task creation and editing, task prioritization, a built-in...
Think of Vikunja like the notebook you have with all your things to keep track of. But better.
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A complete Getting Things Done (GTD) productivity system for desktop and mobile. Mind Like Water.
United States
Lightweight, self-hosted app for managing personal checklists and notes with drag and drop, progress bars, Kanban boards, Markdown WYSIWYG editor, file-based data, user management, sharing options, themes, open source, and API access.
Org mode is for keeping notes, maintaining TODO lists, planning projects, and authoring documents with a fast and effective plain-text system.
GermanyEU
WeekToDo is a free and Open Source minimalist weekly planner. With WeekToDo you can start improving your productivity by defining and managing your week and your tasks in an easy and intuitive way.
Cuba
Local-first task manager with a visual weekly timeline. Works offline, syncs across devices, and self-hosts with one Docker command. Uses SQLite by default, so no external database is needed.
sleek is an open-source (FOSS) todo manager based on the todo.txt syntax. It's available for Windows, MacOS and Linux.
