Sanebox - SaneBox is a cloud-based service that allows users to filter and manage their emails.
Task Coach - Task Coach is a simple open source todo manager to keep track of personal tasks and todo lists.
Covideo - Covideo is a Video Email Platform for Businesses that enables companies to communicate quickly and effectively with their customers.
Todo.txt - Track your tasks and projects in a plain text file, todo.txt. A todo.
SpamTitan - Comprehensive Email Protection. 99.99% Spam Detection. Blocks phishing, viruses, malware and other email threats.
Strikethru - Strikethru is a kind of to-do list notebook for managing work lists and staying updated with the important tasks.