Description: Asterisk is an open source communications software that allows you to build telephony applications and services. It supports voice over IP, video conferencing, voicemail, auto attendant, interactive voice response, and more. It can be used to build PBX systems, call center solutions, and other communications platforms.
Type: software
Pricing: Open Source
Description: Pushsafer is a service that allows you to send and receive push notifications to various devices. It supports iOS, Android, Windows Phone, Windows 10 Mobile, BlackBerry 10 devices, and browsers using desktop notifications. Push notifications can be sent via their API or through their website.
Type: software