Group Messaging

Mattermost

Mattermost is an open-source, self-hosted Slack alternative. It provides team collaboration and messaging tools for modern enterprises.

Telegram

Telegram is a cloud-based instant messaging app with a focus on speed and security.

Viber

Viber is a free messaging and calling app that allows users to connect with friends and family worldwide.

UltraSMSScript

UltraSMSScript is a powerful SMS marketing software that allows businesses to send bulk SMS messages, manage contacts, and track campaign performance.

ALE Rainbow

ALE Rainbow is a comprehensive software suite for project management and collaboration.

Pony Express HQ

Pony Express HQ is a business text messaging platform that helps businesses communicate with customers via text messages. It provides features like scheduled messages, auto-replies, and analytics.

Porterhouse

Porterhouse is a comprehensive project management software that helps teams collaborate and stay organized.

Guestboard

Guestboard is a comprehensive event management software that helps users streamline event planning, communication, and coordination.

Google Chat

Google Chat is a communication software developed by Google that allows users to message in direct groups or one-on-one.

Quartz QMS

Quartz QMS is a comprehensive quality management system software that helps organizations streamline their quality processes and achieve compliance.

Text Request

So Syncd

Mailman 3

Octopush

Babble.im

KwaKwa