Description: Telegram is a cloud-based instant messaging and voice over IP service. It offers end-to-end encrypted video calling, file sharing, and several other features. Telegram clients exist for both mobile and desktop systems.
Type: software
Pricing: Free
Description: XiVO is an open-source IP PBX software designed for small and medium businesses. It offers features like call routing, IVR menus, voicemail, call recording, conference calls, and phone provisioning.
Type: software
Pricing: Open Source