Description: Nagios is an open-source monitoring system that allows administrators to monitor network infrastructure like servers, switches, applications, and services. It can notify users when issues arise and help identify problems in a timely manner.
Type: software
Pricing: Open Source
Description: WeChat is a popular Chinese multi-purpose messaging, social media and mobile payment app. It was developed by Tencent and launched in 2011. WeChat allows users to send text, voice, photo and video messages for free to individuals and groups.
Type: software
Pricing: Free