Tasks, lists, done.

OpenTodo is a straightforward to-do app with smart lists, subtasks, search, and a clean layout on desktop and mobile.

OpenTodo desktop view with smart lists and tasks in My Day
OpenTodo mobile grocery list with active and completed tasks

What OpenTodo Can Do

Smart lists

My Day, Important, Planned, and custom lists.

Syncs between devices

Your tasks stay in sync across desktop and mobile, automatically.

Subtasks

Break larger tasks into smaller steps.

Bulk actions

Move, complete, or delete batches in one go.

Search and sort

Find tasks fast and reorder them how you want.

Themes

Use wallpapers and dark mode if you want a different look.

More from OpenOak:

OpenOutline

A structured notes app for outlines, drafts, and reference material that should stay easy to scan.

OpenKanban

A board-based planner for projects, workflows, and moving work across clear stages.