sleek is an open-source (FOSS) todo manager based on the todo.txt syntax. It's available for Windows, MacOS and Linux.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux




To Do Something is described as 'Is different, both in its design and approach to task, list & time management' and is a todo list manager in the office & productivity category. There are more than 25 alternatives to To Do Something for a variety of platforms, including Windows, Mac, Android, Linux and Web-based apps. The best To Do Something alternative is Super Productivity, which is both free and Open Source. Other great apps like To Do Something are Todoist, Markor, TickTick and Tasks.org.
sleek is an open-source (FOSS) todo manager based on the todo.txt syntax. It's available for Windows, MacOS and Linux.




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Track your tasks and projects in a plain text file, todo.txt. A todo.txt is software and operating system agnostic; it's searchable, portable, lightweight and easily manipulated.
