--- title: "yyzTools (@yyztools) | Hashnode" description: "Sharing thoughts on developer experience, Windows tooling, and the indie dev journey. Read the latest articles by yyzTools on Hashnode." url: "https://hashnode.com/@yyztools" --- @yyztools # yyzTools @yyztools · Joined August 2026 Sharing thoughts on developer experience, Windows tooling, and the indie dev journey. ### [The Anatomy of a Minimal Desktop Extension SDK: Declarative Hosts, JS Bridges, and Honest Trust Models](https://yyztools.hashnode.dev/the-anatomy-of-a-minimal-desktop-extension-sdk-declarative-hosts-js-bridges-and-honest-trust-models?utm_source=hashnode&utm_medium=feed) Browser extensions, VS Code plugins, uTools scripts — desktop extension systems are usually heavyweight machinery: sandboxes, permission manifests, dedicated APIs, review pipelines. But there's a whol 7 min read · [yyztools.hashnode.dev](https://yyztools.hashnode.dev/the-anatomy-of-a-minimal-desktop-extension-sdk-declarative-hosts-js-bridges-and-honest-trust-models?utm_source=hashnode&utm_medium=feed) [Oct 6](https://hashnode.com/posts/the-anatomy-of-a-minimal-desktop-extension-sdk-declarative-hosts-js-bridges-and-honest-trust-models/6ac4f75cfc3c477f4fc62aa0) ### [331 Windows Tweaks and an Undo Button](https://yyztools.hashnode.dev/331-windows-tweaks-and-an-undo-button?utm_source=hashnode&utm_medium=feed) Why the new yyzTools System Optimizer treats registry cleanup as a database migration problem. Part of the 1.0.8 release notes, told from the engine room. Windows tweaks are the dark matter of PC ut 4 min read · [yyztools.hashnode.dev](https://yyztools.hashnode.dev/331-windows-tweaks-and-an-undo-button?utm_source=hashnode&utm_medium=feed) [Oct 5](https://hashnode.com/posts/331-windows-tweaks-and-an-undo-button/6ac3bb035319e057f7eeaf30) ### [How Live Wallpapers Render Beneath Your Desktop Icons on Windows](https://yyztools.hashnode.dev/how-live-wallpapers-render-beneath-your-desktop-icons-on-windows?utm_source=hashnode&utm_medium=feed) yyzTools includes a live-wallpaper engine — web pages and videos rendered under the desktop icon layer. Playing the content is the easy part; the entire hard problem of a wallpaper engine is the windo 5 min read · [yyztools.hashnode.dev](https://yyztools.hashnode.dev/how-live-wallpapers-render-beneath-your-desktop-icons-on-windows?utm_source=hashnode&utm_medium=feed) [1](https://hashnode.com/posts/how-live-wallpapers-render-beneath-your-desktop-icons-on-windows/6ac258dab4f5af9afc5581f3) [Oct 4](https://hashnode.com/posts/how-live-wallpapers-render-beneath-your-desktop-icons-on-windows/6ac258dab4f5af9afc5581f3) ### [Delta Updates for a 150 MB Desktop App With No App Store](https://yyztools.hashnode.dev/delta-updates-for-a-150-mb-desktop-app-with-no-app-store?utm_source=hashnode&utm_medium=feed) yyzTools is distributed as a plain download — an installer that carries FFmpeg, ImageMagick, Ghostscript, an offline OCR engine with models, a file-index engine, and 379 command modules. This post is 4 min read · [yyztools.hashnode.dev](https://yyztools.hashnode.dev/delta-updates-for-a-150-mb-desktop-app-with-no-app-store?utm_source=hashnode&utm_medium=feed) [Sep 18](https://hashnode.com/posts/delta-updates-for-a-150-mb-desktop-app-with-no-app-store/6aad490162f29553a27ef2be) ### [How "Instant" Full-Disk Search Actually Works on NTFS (MFT, USN, and Columnar Indexes)](https://yyztools.hashnode.dev/how-instant-full-disk-search-actually-works-on-ntfs-mft-usn-and-columnar-indexes?utm_source=hashnode&utm_medium=feed) Ever wondered how tools like Everything can find any file on a 2 TB drive before you finish typing? It feels like magic, but it's three well-understood NTFS mechanics stacked together. This post walks 7 min read · [yyztools.hashnode.dev](https://yyztools.hashnode.dev/how-instant-full-disk-search-actually-works-on-ntfs-mft-usn-and-columnar-indexes?utm_source=hashnode&utm_medium=feed) [Sep 3](https://hashnode.com/posts/how-instant-full-disk-search-actually-works-on-ntfs-mft-usn-and-columnar-indexes/6a9973186616e9810118d0e4)