Czkawka uses a safe Rust core library to power multiple cross-platform frontends and CLI for file cleanup, with caching, multithreading, and perceptual hashing. A practical study in library-first Rust desktop apps.
Otakuapuri is a Python Tkinter app combining manga download, reading, and anime streaming with Cloudflare-bypass scraping and multithreaded UI for responsiveness.
WebMagic is a Java web crawler framework offering both programmatic and annotation-driven extraction, supporting multi-threading and distributed crawling for scalable scraping.
