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@poli0981 poli0981 released this 07 Apr 12:01
v1.0.0
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RANDOM MAC v1.0.0

First public release of RANDOM MAC - a lightweight Windows utility for randomizing network adapter MAC addresses.

Built with C# 13 / .NET 9 / Avalonia 11.2.

Highlights

  • Randomize MAC with cryptographically secure generation (locally administered, unicast)
  • Per-adapter blacklist with automatic failed-MAC tracking
  • Auto-change on startup - randomize MAC when Windows boots
  • Dark / Light theme with 6 accent colors
  • Multi-language - English + Vietnamese (real-time switching)
  • System tray with minimize-to-tray and background operation
  • Update check via GitHub Releases + Velopack
  • Self-contained - no .NET runtime installation required

Features

Feature Description
MAC Randomization Crypto-secure, locally administered, unicast addresses
Vendor Lookup ~70 common OUI prefixes (Intel, Realtek, Broadcom, etc.)
Blacklist Global + per-adapter, 3 reserved MACs, auto-repair
One-Click Restore Revert to factory MAC address
Copy to Clipboard Click any MAC to copy
History Track all changes with timestamps and status
Auto-Change Randomize MAC on OS startup (configurable per adapter)
Startup Task Scheduler integration (no UAC prompt)
Theme Dark/Light + Blue/Red/Green/Purple/Orange/Teal accents
Localization 83 keys, English + Vietnamese, extensible via .resx
Notifications Type-colored toasts (Success/Error/Warning/Info)
Logging Real-time viewer + file export + rolling 7-day retention
Updates Velopack + GitHub API with 12 status codes
Settings Import/Export, all preferences persisted as JSON

System Requirements

Minimum Recommended
OS Windows 10 22H2 Windows 11
RAM 6 GB 8 GB+
Disk ~160 MB ~200 MB
Privileges Administrator Administrator

Installation

  1. Download the release asset below
  2. Extract and run RandomMac.App.exe
  3. Approve the UAC prompt (admin required for MAC changes)

No .NET runtime needed - the app is self-contained.

Tested On

Environment Result
Windows 11 Pro 25H2 Insider (physical) Passed
Windows 10 22H2 (VirtualBox VM) Passed
Windows Sandbox Passed

Known Issues

  • Start Minimized toggle may not work correctly in all scenarios
  • App Icon is placeholder (no custom icon yet)

AI Disclosure

This application was developed with assistance from Anthropic Claude (Claude Opus 4.6) via Claude Code. All code was reviewed, tested, and approved by the developer. AI-generated translations are not guaranteed for accuracy.

Links

Full Changelog: https://github.com/poli0981/randomizerMAC/commits/v1.0.0

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