Open Source Mac Productivity Software

Makagiga is an open-source, easy-to-use, portable application for doing a variety of tasks, such as todo listing, text editing, or RSS reading. Plugins are used to implement its various capabilities.

Apache Answer is an open-source software project under incubation at the Apache Software Foundation (ASF). It empowers you to build a robust question-and-answer (Q&A) platform to thrive your community at ease. Apache Answer is capable for but not limited to: Community Forum: Open discussions and knowledge sharing within your online community. Help Center: Provide a central location for users to find answers to frequently asked questions (FAQs) and troubleshoot issues related to your product or service. Knowledge Base: Create a searchable repository of valuable information and best practices for your team or organization. Discover more by yourself.

QOwnNotes is the open source (GPL) plain-text file notepad with markdown support and todo list manager for GNU/Linux, Mac OS X and Windows, that (optionally) works together with the notes application of ownCloud. Please visit the project webpage for downloading QOwnNotes.

GContact is a Web based address book in Ajax/PHP : multi-user, multi-contacts (email,phone,icq,msn,...) & multi-address for each person, birthday reminder by email, mailing-list management, Excel export, ...

Cournal allows multiple users to annotate PDF files in real-time. The goal of this project is a full featured note taking application (like Xournal or Windows Journal), which allows multiple people to collaborate (like Gobby).

A Web-Application working in conjunction with the obby protocol to view documents written by other people live on a website, integrated with mediawiki and equipped with full LaTex support. It's main purpose is Real-Time Note-Taking at University

WeatherMatrix project that weather remind service suit,is consist of wxWeather that client side,weather reminder program wxWidget-based and Weather Community that wxWeather auxiliary part,server side,provide opening weather service.

Zulip is a powerful open source group chat application that combines the immediacy of real-time chat with the productivity benefits of a threaded conversation model. Zulip’s unique threading model allows users to easily catch up on important conversations, helping to save time and increase productivity.

This is an emacs (and xemacs) major mode for use with mutt, slrn, or whatever you can get it to work with. This mode makes editing your mail messages easier. If you use emacs and mutt this is the glue that binds them together.