To-Do List Apps
Open-source to-do list apps
27 of the 124 to-do list apps in this directory are open source, according to their own sites.
All of them are free or have a free plan.
Listings checked up to Oct 9, 2026 · Where the facts come from
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Super ProductivityFree, open-source to-do app with time tracking and a Pomodoro timer | Free | Free | Web, macOS, Windows, Linux, iOS, Android |
| VikunjaOpen-source task manager to self-host or use as a paid cloud | Free plan · from €4/mo | Yes | Web, macOS, Windows, Linux, Android |
| Tasks.orgOpen-source Android to-do list with CalDAV and Google Tasks sync | Free plan · from $0.99/yr | Yes | macOS, Windows, Linux, Android |
| TaskwarriorFree, open-source to-do list manager for the command line | Free | Free | macOS, Linux |
| Todo.txtPlain-text to-do list format with an open-source command-line tool | Free | Free | macOS, Windows, Linux |
| PlanifyFree, open-source task manager for the Linux desktop | Free | Free | Linux |
| ToDoListFree, open-source task outliner for Windows with Gantt and kanban | Free | Free | Windows |
| tududiOpen-source task and life organizer to self-host or use hosted | Free plan · from €5/mo | Yes | Web |
| DonetickOpen-source task and chore manager for households and groups | Free plan · from $4.99/mo | Yes | Web, iOS, Android |
| MindwtrFree, open-source GTD task manager for desktop and mobile | Free | Free | macOS, Windows, Linux, iOS, Android |
| TracksFree, self-hosted web app for Getting Things Done | Free | Free | Web |
| myTinyTodoSmall open-source to-do list script for your own web server | Free | Free | Web |
| HamsterBase TasksOpen-source, local-first task manager with encrypted sync | Free plan · from $20/yr | Yes | Web, macOS, Windows, Linux, iOS, Android |
| sleekFree, open-source todo.txt manager for Windows, macOS and Linux | Free | Free | macOS, Windows, Linux |
| ErrandsSimple open-source to-do app for the GNOME desktop on Linux | Free | Free | Linux |
| ZanshinKDE desktop task manager built around Getting Things Done | Free | Free | Linux |
| KanriOffline kanban board app for Windows, macOS and Linux | Free | Free | macOS, Windows, Linux |
| jtx BoardAndroid app for journals, notes and tasks with CalDAV sync | Free plan · from $0.99 | Yes | Android |
| OpenTodoListOpen-source to-do list and notes app that stores plain files | Free | Free | macOS, Windows, Linux, iOS, Android |
| DooitTerminal to-do manager configured with a Python file | Free | Free | Windows, Linux |
| KomoDoKDE to-do manager for Linux that works on todo.txt files | Free | Free | Linux |
| CfaitOffline-first CalDAV task manager for terminal, desktop and Android | Free | Free | macOS, Windows, Linux, Android |
| Tasks.mdSelf-hosted kanban board that stores cards as Markdown files | Free | Free | Web |
| SnaptickFree, open-source Android daily planner with a pomodoro timer | Free | Free | Android |
| topydoConsole todo.txt manager with dependencies and recurring tasks | Free | Free | macOS, Windows, Linux |
| dstaskTerminal task tracker with git sync and a markdown note per task | Free | Free | macOS, Windows, Linux |
| Reminders MenuBarOpen-source macOS menu bar app for Apple Reminders | Free | Free | macOS |
Common questions
Which to-do list apps are open source?
27 of the 124 to-do list apps in this directory are open source, according to their own sites. They are Super Productivity, Vikunja, Tasks.org, Taskwarrior, Todo.txt, Planify, ToDoList, tududi, Donetick, Mindwtr, Tracks, myTinyTodo, HamsterBase Tasks, sleek, Errands and 12 more.
When was this checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and each listing names the pages it was read from.