Mat­ter­most is an open-source, self-host­ed mes­sag­ing and col­lab­o­ra­tion plat­form designed for teams and orga­ni­za­tions. It enables secure, real-time com­mu­ni­ca­tion through direct mes­sag­ing, group chats, and file shar­ing. Mar­ket­ed as an open-source alter­na­tive to Slack and Microsoft Teams, Mat­ter­most offers rich inte­gra­tion capa­bil­i­ties, cus­tomiz­able work­flows, and sup­port for both on-premise and cloud deploy­ments.

The plat­form pro­vides flex­i­bil­i­ty and con­trol over your team’s com­mu­ni­ca­tion envi­ron­ment, ensur­ing pri­va­cy and com­pli­ance with orga­ni­za­tion­al poli­cies. Whether used for project man­age­ment, remote col­lab­o­ra­tion, or cus­tomer sup­port, Mat­ter­most serves as a scal­able and secure solu­tion for mod­ern teams.