Betterbird

КомунікаціяMPL-2.0FreeWindowsmacOSLinux

Enhanced Thunderbird fork with improved UI, better search, and quality-of-life patches

GitHub Repository Official Website

GitHub stars

Alternative to

Mailchimp

Комунікація

Signal

Private messenger with end-to-end encryption for secure text, voice, and video communication

AGPL-3.0Free

Galene

Lightweight videoconference server optimized for large groups with low bandwidth requirements

MITFree

BigBlueButton

Web conferencing system designed for online learning with whiteboard, polling, and breakout rooms

LGPL-3.0Free

mailcow

Dockerized email server suite with webmail, antispam, antivirus, and administration interface

GPL-3.0Free

Mattermost

Secure team messaging platform with channels, file sharing, and workflow automation for enterprises

otherFreemium

osTicket

Support ticket system that routes and manages customer inquiries from email, web, and phone

GPL-3.0Free

Betterbird

GitHub stars

Alternative to

Signal

Galene

BigBlueButton

mailcow

Mattermost

osTicket

Відгуки

Betterbird

GitHub stars

Alternative to

Signal

Galene

BigBlueButton

mailcow

Mattermost

osTicket

Відгуки

Betterbird

GitHub stars

Alternative to

Related Alternatives

Signal

Galene

BigBlueButton

mailcow

Mattermost

osTicket

Відгуки

Betterbird

GitHub stars

Alternative to

Related Alternatives

Signal

Galene

BigBlueButton

mailcow

Mattermost

osTicket

Відгуки