Markor is a TextEditor for Android, versatile, flexible, and lightweight. Markor utilizes simple markup formats like Markdown and todo.txt for note-taking and list management. It is versatile at working with text; it can also be used for keeping bookmarks, copying to clipboard...
sleek is an open-source (FOSS) todo manager based on the todo.txt syntax. Stripped down to only the most necessary features, and with a clean and simple interface, sleek aims to help you focus on getting things done.
Go For It! is a simple and stylish productivity app, featuring a to-do list, merged with a timer that keeps your focus on the current task. Go For It uses Todo.txt as a backend and the Pomodoro technique for the timer.
A simple task list manager that strives to have just enough features to do GTD, but no more. Based on the Todo.txt app so a todo.txt file.
Simpletask Cloudless Features
topydo is a powerful command-line todo list application using the todo.txt format. It is heavily inspired by the Todo.txt CLI by Gina Trapani, and adds supports for:
jdotxt is an open source, cross-platform Desktop tool for managing your todo list. It’s geared towards Gina Trapani’s todo.txt file format and stores all of your stuff in two human readable text files.
Actiontext is a very simple and basic universal app for managing your tasks. It uses the todo.txt file format. You can then synchronise the file with your cloud provider of choice.