Description: CmapTools is a free concept mapping software developed by the Institute for Human and Machine Cognition. It allows users to visually organize and represent knowledge in a node-link format to build concept maps.
Type: software
Description: CSipSimple is an open source SIP client for Android that allows you to make VoIP calls over Wi-Fi or mobile data. It supports common SIP features like call transfer, call forwarding, call waiting, 3-way conferencing, etc.
Type: software
Pricing: Open Source