JS-Mailbox
The premium Open Source alternative to Gmail
🎯 Best for:Developers building mockups or learning frontend state management.
What is JS-Mailbox?
A client-side mailbox demonstration utilizing local storage for data persistence. Designed for developers to understand email UI architecture without backend complexity.
Tech Stack
JavaScriptFrontend & Headless CMS
Why JS-Mailbox?
- • No backend required
- • Instant local persistence
- • Lightweight codebase
Limitations
- • No real email sending
- • Browser storage limits
- • Single-device only
5/24/2025
Last Update
6
Forks
0
Issues
Apache-2.0
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to JS-Mailbox instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on Gmail)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%