nylas-mail

The premium Open Source alternative to Superhuman

🎯 Best for:Developers who want to customize their email workflow via code.

What is nylas-mail?

Replaces proprietary desktop email clients with a modular, plugin-based architecture. Built on Electron and React, allowing developers to write custom mail extensions using JavaScript.

Tech Stack
JavaScriptEmail Clients & Services

Why nylas-mail?

  • Modern web-tech stack
  • Extensive plugin API
  • Clean user interface

Limitations

  • High memory usage
  • Project is currently archived
  • Sync engine complexity
1/22/2026
Last Update
1,365
Forks
1,002
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to nylas-mail instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on Superhuman)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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