Release notes from basilisk

Basilisk v1.9 "Binary Buffoon"

2025-09-29T18:44:24Z

Add pyproject.toml for pytest configuration and update background image references
Introduced a new pyproject.toml file to configure pytest with specified options.
Changed background image references from JPEG to PNG format in the debloat_apply_background and debloat_download_scripts modules.
Removed deprecated background.jpg and spinner.gif files, replacing them with background.png.

Added new test files for configuration and download scripts to ensure functionality.

Basilisk v1.8 "Binary Buffoon"

2025-07-01T15:54:06Z

Complete release of basilisk with most modules properly configured and tested.

Basilisk v1.7 "Binary Buffoon"

2025-06-26T06:06:14Z

Changelong & Fixes

Fixed privacy.sexy debloat steps
Added several new advanced tweaks to memory management.

Basilisk v1.6 "Binary Buffoon"

2025-06-26T04:18:11Z

Changelog & Fixes

Add more tweaks using the CTT WinUtil debloat step.
Fixed the one liner powershell run command.

Basilisk v1.5 "Binary Buffoon"

2025-06-25T15:41:49Z

🚀 Features

Fully automated Windows 11 debloat and optimization
Direct app installation using winget (admin rights)
Installs: Windows Terminal, Brave, 7-Zip, VLC, .NET, DirectX, Edge WebView2, VC++ Redistributables
Robust error handling and logging
Custom desktop background (auto-downloaded)
Advanced system tweaks and privacy hardening

📝 Changelog (Major Patch and Release)

Direct app installation via winget (admin PowerShell)
Default apps: Windows Terminal, Brave, 7-Zip, VLC, .NET 8/9, DirectX, Edge WebView2, VC++ Redistributables
App install step runs with elevation for reliability
CTT WinUtil now used for tweaks only (not app installs)
Wallpaper auto-download from GitHub
Improved resource path handling for bundled exe
Bug fixes and improved error handling

Basilisk v1.2 – "Arctic Alligator"

2025-06-23T12:04:11Z

✨Changelog & Fixes

Fixed onedrive deletion process.
Fixed taskbar icons regedit process.
Added fixes for advanced system optimizaitons process.
Added logging and fail safe for advanced optimizations.

Basilisk v1.1 – "Arctic Alligator"

2025-06-23T11:34:12Z

✨Changelog & Fixes

Fixed onedrive deletion process.
Fixed taskbar icons regedit process.
Added logging and fail safe for advanced optimizations.

Basilisk v1.0 – "Arctic Alligator"

2025-06-23T08:32:27Z

Basilisk v1.0 – The All-in-One Windows 11 Debloater & Optimizer

Basilisk is your open-source solution to reclaim your PC from bloatware, telemetry, and unnecessary background processes—delivering a faster, cleaner, and more private Windows experience.

✨ Key Features

One-Click Debloat
Effortlessly remove unwanted Microsoft, OEM, and pre-installed apps with a single click.
Network Optimization
Disables Delivery Optimization, tunes TCP/IP, and optimizes network adapter settings for better speed and less background usage.
Privacy & Telemetry Blocker
Blocks known Microsoft telemetry and ad servers at the hosts file level for maximum privacy.
SSD & Hardware Tweaks
Detects SSDs, enables TRIM, disables scheduled defrag, and applies hardware-specific optimizations.
Safe by Design
Creates a system restore point before making changes, with robust error handling and logging.
Comprehensive Logging
All actions are logged for transparency and troubleshooting.
Automatic Windows Activation
Optionally activates Windows using a secure, community-trusted method.

🛠️ How It Works

Pre-Check
Ensures your system is compatible and ready for optimization.
Script Download
Fetches the latest debloat and optimization scripts.
Debloat & Optimize
Removes bloatware, applies registry tweaks, optimizes network and hardware, and blocks telemetry.
Finishing Touches
Sets a custom background and cleans up temporary files.
Restart
Restarts your system for a fresh, optimized Windows experience.

📋 Changelog

Initial public release!
Full Windows 11 Home/Pro support
Modern GUI overlay with progress tracking
Safe, modular, and fully logged debloat process
Network, privacy, and SSD optimizations
Robust error handling—never stops on stubborn apps
Automatic Windows activation (optional)
Easy to extend and customize

🚀 Get Started

Download the latest release from the Releases page.
Go to defender settings and disable Real-time Protection and Tamper Protection.
Run as Administrator on a fresh Windows 11 install.
Follow the on-screen instructions and enjoy your clean, fast PC!

Thank you for trying Basilisk!
Feedback, issues, and contributions are welcome—let’s make Windows better together.

Basilisk v0.9.1 Beta

2025-06-23T07:38:08Z

📝 Changelog

Changes from previous beta release

Added: Network Optimization Tweaks (Delivery Optimization, TCP/IP tuning, NetBIOS, adapter settings)
Added: Telemetry & Tracking Blocker (hosts file update for Microsoft telemetry/ad domains)
Added: SSD & Hardware-Specific Optimizations (TRIM, disable defrag, Superfetch, etc.)
Improved: Logging output is now more readable and robust
Improved: Error handling and logging for PowerShell command failures

Fixes from last release

Fixed: UI overlay now reliably appears and displays progress
Fixed: App removal errors no longer terminate the debloat process
Fixed: Overlay and widget attribute errors in the UI

Basilisk v0.9 Beta

2025-06-23T06:57:07Z

Basilisk v0.9 Beta – Major Feature & Privacy Update

Automatic Windows Activation

🪟 Basilisk can automatically detect your windows edition and activate it using (MAS) Massgrave Activation Script.

This release brings powerful new system optimizations and privacy features:

🌐 Network Optimization Tweaks: Disables Windows Delivery Optimization, tunes TCP/IP stack, disables NetBIOS, and optimizes network adapter settings for improved speed and reduced background bandwidth usage.
🛡️ Telemetry & Tracking Blocker: Updates the Windows hosts file to block a curated list of Microsoft telemetry and ad servers, minimizing unwanted data collection.
💾 SSD & Hardware-Specific Optimizations: Detects SSDs, enables TRIM, disables scheduled defrag, disables Superfetch, and applies other hardware-specific performance tweaks for optimal SSD longevity and speed.