CollabApp

The premium Open Source alternative to Slack (Official App)

🎯 Best for:Mac users tired of Electron bloat

What is CollabApp?

A native desktop wrapper replacing the resource-heavy official Slack Electron application. It utilizes Swift and the macOS WebKit engine to significantly reduce RAM consumption and battery drain.

Tech Stack
SwiftTeam Collaboration

Why CollabApp?

  • Low memory footprint
  • Native macOS notifications
  • Better battery life

Limitations

  • macOS only
  • Lacks some latest Slack UI features
  • Maintenance depends on volunteer updates
12/17/2025
Last Update
6
Forks
8
Issues
Unknown
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to CollabApp instantly boosts your runway.

Competitor Cost
-$1,050
/ year (est. based on Slack (Official App))
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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