Business Calendar for Android is a complete calendar application that is synchronising with your Google calendars!




SomTodo is described as 'Manage critical tasks, important check lists, and set key due dates securely and with ease using SomTodo' and is a todo list manager in the office & productivity category. There are more than 100 alternatives to SomTodo for a variety of platforms, including iPhone, Web-based, Windows, Android and Mac apps. The best SomTodo alternative is Todoist, which is free. Other great apps like SomTodo are Workflowy, ToDoList, Remember The Milk and Org mode.
Business Calendar for Android is a complete calendar application that is synchronising with your Google calendars!




Autofocus System is a simple yet effective time management system. It was developed by Mark Forster.



Accessible via proxy server ( Web server ) : https://bit.no.com:43110/1B8LmXYHzMGZzcRWoidAQb5SmKSyfjN63f/

AM-Notebook is an english/german multi-featured personal information manager that provides an easy and reliable way to save notes, formula supported spreadsheets, diagrams/flowcharts, to do lists, tasks and contacts within a light weight tray icon tool.




Stackfield is a Slack-alternative for chat, collaboration, calendaring and file-sharing. It enables encrypted chatting (end-to-end encryption) and is hosted in Germany.




92five app is self hosted (you can host it on your own server) project management web application. Projects, tasks, sub-tasks, time-sheets, to-dos, reports, timelines and much more are seamlessly managed in 92five app.




Timpler is a task manager with a perfect balance between simplicity and power. Its delightful design helps you better collect your thoughts throughout the day, organize tasks and schedule work to do in the upcoming days.




RightTasks places your Google Tasks in a right sidebar in Gmail, like in Google Calendar.


wunderlistux - An electron wrapper for wunderlist made with :heart: for Linux (specially for elementary OS)

Online TODO list. As a web app it works great on a mobile phone or tablet once you add it to your homescreen. Minimal, open source, fully hosted, with the option for self-hosting.



Effitask is a graphical interface for the todo.txt approach for handling to-do lists. It's free, open source and written for Linux.




TaskQue will automatically assign tasks based on the resource workload, so they are never overwhelmed with too many tasks.



