The "hot" status of these releases usually coincides with major Microsoft updates. Whenever Windows 11 releases a significant "H1" or "H2" update, or when Office introduces new AI-driven features, the KMS community responds with updated scripts to ensure compatibility.
If you are a student or teacher, check if your school provides for free. If you can afford a small fee, Microsoft 365 Family is often on sale and includes 1TB of cloud storage per user.
The most famous "All AIO" tool is no longer updated; newer "hot" releases are often rebrands of Microsoft Activation Scripts (MAS) . If the script is open-source (on GitHub) and has hundreds of stars, it is significantly safer than an anonymous EXE on a file-sharing site.
KMS (Key Management Service) is a legitimate Microsoft technology used by large organizations to manage bulk software licensing, "KMS All-in-One" (AIO) tools often refer to third-party scripts designed to bypass these activation requirements.