iOffice System - Legal Document Management

Shtuff Chat - Free Group / Team chat with persistent history.

Waver - Description: Google Wave is a great way to communicate and collaborate. Waver lets you:

Discord History Tracker - Discord History Tracker is a great tool that enables you to select chat history and save it in your private conversations, servers, groups, and then view it anytime without needing an internet connection.

BSI Knowledge Manager - Central document management & knowledge base

Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.