Skype for Business Online has been retired, and Microsoft points organizations toward Teams. Appbox is a better fit when you want a simpler hosted chat and meeting stack with Mattermost, Rocket.Chat, or Jitsi instead of moving fully into Microsoft Teams.
This is a legacy migration question. The right answer depends on whether you need a Teams migration, a simpler chat/meeting replacement, or continued on-premises compatibility.
Skype for Business Online was retired on July 31, 2021. On-premises Skype for Business Server has separate lifecycle and migration considerations.
For Microsoft-first organizations, Teams is the default migration path. For simpler needs, Appbox-hosted communication apps may be enough.
Microsoft guidance focuses on upgrading Skype for Business Online users to Teams and handling legacy contacts and meetings.
Choose Teams if Microsoft migration tooling and tenant compatibility are required.
Mattermost and Rocket.Chat can cover team chat, while Jitsi can cover meetings.
Choose Appbox when the goal is a focused communication replacement rather than a Microsoft 365 migration.
Contacts, meeting links, federation, PSTN/voice, room systems, compliance, and user training can all affect migration.
Inventory those workflows before choosing Appbox or Teams.
Skype for Business is a legacy communications platform. Appbox alternatives are focused chat and meeting tools, while Teams is Microsoft's official successor path.
| Criteria | Appbox-hosted options | Skype for Business / Teams path | What it means |
|---|---|---|---|
| Best fit | Teams that need focused chat and meetings without moving all communication into Microsoft Teams. | Organizations with legacy Skype users, meetings, voice, federation, or Microsoft migration requirements. | Choose Appbox for simpler communication; choose Teams for Microsoft migration continuity. |
| Product status | Mattermost, Rocket.Chat, and Jitsi are current hosted app options. | Skype for Business Online is retired; Microsoft Teams is the designated cloud replacement. | Do not plan a new Skype for Business Online workflow. |
| Chat | Mattermost and Rocket.Chat provide channel and direct-message workflows. | Legacy Skype chat migrates most naturally into Teams for Microsoft tenants. | Teams may be easier for existing Microsoft users; Appbox is more independent. |
| Meetings | Jitsi covers straightforward video meetings. | Teams handles Microsoft meeting migration, calendar integration, and enterprise meeting workflows. | Choose Jitsi for simplicity; Teams for Microsoft meeting continuity. |
| Voice and rooms | Not a full enterprise voice or room system replacement. | Teams Phone, Teams Rooms, and Microsoft calling plans/direct routing are the Microsoft path. | Voice requirements usually rule out a simple Appbox replacement. |
| Migration risk | Requires user retraining and separate planning for contacts, calendars, and meeting links. | Microsoft provides migration guidance, but legacy meetings and contacts still need cleanup. | Legacy communication migrations are process projects, not app swaps. |
Skype for Business alternatives should be judged by legacy migration needs, not just feature lists.
Best for: Teams that want focused hosted chat
Mattermost is the best Appbox-hosted choice when Skype for Business is mainly being replaced by channel-based internal chat.
Choose Mattermost when chat is the main requirement and Microsoft migration is not.
Avoid it if TeamsOnly migration compatibility is required.
Best for: Simple video meeting replacement
Jitsi is the Appbox-hosted choice for teams that need straightforward video meetings rather than a full Microsoft communications suite.
Choose Jitsi when simple meetings are enough.
Avoid it if Microsoft calendar, room, voice, and migration features are essential.
Best for: Microsoft-first organizations leaving Skype for Business
Teams is the natural migration path for Skype for Business Online users who need Microsoft tenant continuity, meetings, chat, phone, rooms, compliance, and Microsoft 365 integration.
Choose Teams when Microsoft continuity and migration guidance matter.
Avoid Teams if a focused independent communication stack is enough.
Choose Mattermost, Rocket.Chat, or Jitsi on Appbox when replacing Skype for Business with a focused independent chat and meeting stack. Choose Microsoft Teams when you need the official Skype for Business Online successor path, Microsoft 365 integration, voice, rooms, compliance, or tenant migration continuity.
Use Mattermost or Rocket.Chat for team messaging and Jitsi for straightforward meetings.