Mattermost

Requires Mattermost Server v5.19+. Older servers may not be able to connect or have unexpected behavior. ------- Mattermost is secure workplace messaging from behind your firewall. - Discuss topics in private groups, one-to-one or team-wide - Easily share and view image files - Connect in-house systems with webhooks and Slack-compatible integrations To use this app, you need a URL for a Mattermost server. ------- Host your own server: https://about.mattermost.com/download Terms of Service: http://about.mattermost.com/terms/ Contribute to the project: https://github.com/mattermost/mattermost-mobile