bartoszcichecki/lenovolegiontoolkit

Lenovo Legion Toolkit, often abbreviated LLT, was a third-party Windows utility created as a replacement for Lenovo's own Vantage and Hotkeys software on Legion gaming laptops. It gave users control over settings that Lenovo gated behind their official apps, such as power modes, battery charging behavior, RGB keyboard lighting, and fan speed adjustments, but with far lower resource usage and no telemetry or background services. The project was archived in July 2025. The original author, Bartosz Cichecki, noted that he no longer had time to maintain it and closed the repository while leaving all code available for anyone who wants to fork and continue it. The README itself still contains full documentation, and community forks are active. LLT was designed for Lenovo Legion and similar laptop lines including IdeaPad Gaming and LOQ models, covering hardware generations from 2021 through 2024. It required a Windows account with Administrator rights and certain Lenovo drivers to be installed, but it did not require Lenovo Vantage itself to be present. In fact, the recommended setup was to disable or remove Vantage and let LLT handle all those functions instead. Features included: switching power modes, controlling RGB and white-backlight keyboards, monitoring GPU activity, defining automatic actions triggered by events like plugging in power, checking battery health statistics, verifying warranty status, and looking for driver updates. A Custom Mode allowed direct adjustment of power and fan limits on supported hardware. The app could also disable or re-enable Lenovo's own software without fully uninstalling it. The software was downloadable directly from GitHub, and was also available through winget and Scoop, which are Windows package managers that let you install programs from the command line. It was written in C# and required the .NET 8 runtime. The full README is longer than what was shown.