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Flectar Mail vs Mailspring

Learn how Flectar Mail and Mailspring differ in their key features, development activity, technology stack and community adoption, so you can decide which of these email clients is best for you.

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Flectar Mail

Email client written entirely in Rust for desktop and mobile. It uses its own renderer instead of a WebView and syncs mail, calendars, contacts, and files.
1,622stars+507(+45%)

Last 30 days

  • Last commit

    23 hours ago
  • Repository age

    2 months
  • Version

    v0.1.0-alpha.7
  • License

    AGPL-3.0
  • Repository

    flectar/mail
Screenshot of Flectar Mail

Mailspring

Desktop email client for Mac, Windows, and Linux with unified inbox, read receipts, link tracking, send later, grammar checking, and contact enrichment.
17,943stars+14(+0.1%)

Last 30 days

  • Last commit

    12 hours ago
  • Repository age

    10 years
  • Version

    1.26.2
  • License

    GPL-3.0
  • Repository

    mailspring
Screenshot of Mailspring

Detailed Comparison

Both Flectar Mail and Mailspring have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, maturity, licensing and features when making your decision.

Mailspring wins
Community & Popularity

Mailspring significantly outpaces Flectar Mail in community adoption with 17,943 stars compared to 1,622 stars on GitHub. This 11.1x difference suggests Mailspring has a much larger and more active community. In terms of developer contributions, Mailspring has 1,064 forks, indicating strong developer engagement.

Flectar Mail wins
Growth Momentum

Flectar Mail is growing faster, adding 507 stars in the last 30 days (+45%) against adding 14 stars for Mailspring (+0.1%). Flectar Mail is the smaller project of the two, so it is closing the gap rather than extending a lead.

Comparable
Development Activity

Both projects show recent activity, with Flectar Mail last updated 23 hours ago and Mailspring 12 hours ago.

Mailspring wins
Project Maturity

Mailspring has been in development longer, starting 10 years ago, compared to Flectar Mail which began 2 months ago. This 10.0-year head start suggests Mailspring may have more mature features and established processes.

Comparable
Licensing

The projects use different licenses: Flectar Mail is licensed under AGPL-3.0 while Mailspring uses GPL-3.0. Consider the licensing requirements when choosing for your project.

Comparable
Use Cases & Features

Both tools serve similar use cases in Email Clients.