zero-permissions

A lightweight, privacy-focused browser extension that automatically switches to the "Following" tab when you open Twitter/X, helping you focus on chronological content from people you actually follow instead of the algorithmic "For You" feed.

离线文档扫描：拍一张自动找边、透视拉直、去阴影，多页合成 PDF。零第三方依赖、零权限、不联网的 Android App

A lightweight, zero-permission Android URL launcher to open specific links directly.

离线小番茄图片混淆/解混淆 Android 应用。原生 Java，零第三方依赖，零权限，无 WebView，APK 仅 26 KB，像素映射与参考实现逐像素一致。 | Offline tomato image scramble/unscramble for Android. Native Java, no deps, no permissions, no WebView, 26 KB APK.

🔐 Quantum-resistant Android password manager — AES-256-GCM + ML-KEM-768 (post-quantum) + hardware TEE + biometric auth. Offline-first, passwords never leave your device.

A tiny Chrome extension that hides Reddit's notification bell, red unread badge, and (N) tab counter. Plus toggleable Chat, Inbox, Create Post hiding. Zero tracking.

Zero-permission, local-first Android privacy toolkit written in Kotlin. Strips EXIF metadata, cleans tracking URLs, wipes clipboard memory, and audits device security without internet access.