Riot.im

Riot.im is a secure, open-source communication application designed to facilitate messaging and collaboration among teams and groups of users. It offers a range of features designed to create a seamless and secure user experience, including end-to-end encryption, group messaging tools, video and voice calling, file and screen sharing, and integrations with a range of other third-party applications preferred by users.

Riot.im is built around the Matrix communication protocol, which makes it a flexible and interoperable platform that can be used across a range of devices and operating systems. It has been designed with privacy and security in mind, prioritizing features such as data retention, decentralization, and user control. With its intuitive interface and extensive feature set, Riot.im is a powerful collaboration tool that can help users achieve their goals more effectively and securely.