MyAltBox LogoMyAltBox

2 alternatives to Stalwart Mail Server

Stalwart Mail Server is a Communication product. The community recommends 2 alternatives: 0 open source, 0 self-hostable and 0 free to use. They are ranked by community votes, ratings and favorites, with the key differences from Stalwart Mail Server highlighted.

Last updated:

Stalwart Mail Server logo

About Stalwart Mail Server

All-in-one mail server with JMAP, IMAP4, and SMTP support and a wide range of modern features.

Open source · AGPL-3.0
Self-hostable
View detailsVisit website

Quick picks

M

Most platforms

Microsoft 365

Available on Web, Windows, macOS, iOS, and Android

All alternatives

  1. 0
    1.

    Google Workspace

    Office Suites

    Google's business productivity suite with Gmail on a custom domain, Docs, Sheets, Slides, Drive, Calendar and Meet.

    Subscription
    Web
    iOS
    Android

    Compared with Stalwart Mail Server

    • − Closed source (Stalwart Mail Server is open source)
    • − Not self-hostable (Stalwart Mail Server is)
    • − Paid (Stalwart Mail Server is free)
    DetailsWebsite
  2. 0
    2.

    Microsoft 365

    Office Suites

    Microsoft's subscription productivity suite with Word, Excel, PowerPoint, Outlook, Teams and OneDrive storage.

    Subscription
    Web
    Windows
    macOS
    iOS
    Android

    Compared with Stalwart Mail Server

    • − Closed source (Stalwart Mail Server is open source)
    • − Not self-hostable (Stalwart Mail Server is)
    • − Paid (Stalwart Mail Server is free)
    DetailsWebsite

Stalwart Mail Server vs. alternatives

ServiceOpen sourceSelf-hostedLicensePricingPlatformsRatingVotes
Stalwart Mail Server
Current
YesYesAGPL-3.0————
Google WorkspaceNoNoproprietarySubscriptionWeb / iOS / Android—0
Microsoft 365NoNoproprietarySubscriptionWeb / Windows / macOS / iOS / Android—0

FAQ

What is the best alternative to Stalwart Mail Server?

Community-recommended alternatives to Stalwart Mail Server include Google Workspace and Microsoft 365. Compare open source, self-hosting, pricing and platforms to choose.

Other Communication services

Services in the same category that haven't been suggested as Stalwart Mail Server alternatives yet. If one fits, add it as an alternative.

  • MT
    Microsoft Teams

    Microsoft's workplace chat and video meeting app, integrated with Microsoft 365 files and calendars.

  • D
    Discord

    Voice, video and text chat platform organized into community servers and channels, popular with gamers and online communities.

  • Z
    Zoom

    Video conferencing platform for meetings, webinars and screen sharing, with team chat and phone add-ons.

  • T
    Twilio

    Cloud communications API platform for programmable SMS, voice calls, WhatsApp messaging, email and verification.

  • I
    Intercom

    Customer service platform with live chat messenger, shared inbox, help center and the Fin AI agent.

  • S
    Slack

    Team messaging platform organized into channels, with direct messages, huddles, file sharing and thousands of integrations.

Know another Stalwart Mail Server alternative?

Once added, the community can vote and the best suggestions rise to the top.