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sleek todo app logo

sleek is a free and open source, multi-platform task management program that uses todo.txt format


  • The task list is created based on the todo format.txt;
  • It is possible to use several task lists: support for opening lists in tabs;
  • It is possible to add to each task: text, priority, context, project, deadline, repeat;
  • There is a search for tasks by: text, priority, project, due date, repeat, creation date and deferred;
  • It is possible to filter tasks by priority, context and project (filters can be renamed or deleted by right – clicking on them);
  • It is possible to adjust the sorting order by dragging the desired item;
  • There is an autofill function that offers available contexts and projects;
  • There is an option to show/hide completed tasks;
  • There is an automatic detection of hyperlinks, you can open them by clicking on them;
  • You can create multi-line tasks;
  • Existing tasks can be used as templates for new ones;
  • sleek can send you notifications about tasks that need to be completed today and tomorrow (the application must be running for this function to work);
  • A compact view is available;
  • Support for two themes: light and dark;
  • Tabindex support (allows you to switch between tabs using CTRL+Tab keyboard shortcuts);
  • Support for keyboard shortcuts.

Screenshots Software


The software sleek is available for installation on Linux, Windows and macOS.

Installation methodOS
DebUbuntu* 16.04/18.04/19.04/20.04, Linux Mint 18/19, Debian
RPMopenSUSE, Rosa Linux, Mageia, ALT Linux, Fedora, CentOS, Red Hat Enterprise Linux and others
SnapUbuntu, Linux Mint, Debian, Arch Linux, Fedora, CentOS, KDE Neon, openSUSE, elementary OS, Manjaro, Red Hat Enterprise Linux
FlatpakUbuntu, Linux Mint, Debian, Arch Linux, Fedora, CentOS, KDE Neon, openSUSE, elementary OS, Manjaro, Red Hat Enterprise Linux
AppImageUbuntu, Fedora, openSUSE, CentOS, elementaryOS, Linux Mint and others

*Ubuntu (GNOME), Kubuntu (KDE), Xubuntu (XFCE), Lubuntu (LXDE)

Install Software via Deb package

Install Software via RPM package

Install Software via Snap package

sudo snap install sleek

Install Software via Flatpak package

flatpak install flathub com.github.ransome1.sleek

Install Software via AppImage package

Install Software via EXE package on Windows

Install Software via DMG package for macOS

Software Information

Language Interface:English, Deutsch, Spanish, French and others
Description version:1.1.0
Developer:Robin Ahle
Programming language:Electron

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