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 (MIT)
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Global




Apps similar to Quire include Super Productivity, which is free and open source. Other options are Notion, Trello, Notesnook and AppFlowy. There's no shortage of Task Management Tools like Quire, with more than 100 alternatives for the web, iPhone, Android, Mac and Windows.
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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