ImageOptim - Faster web pages and apps.

safetoconvert - Are you tired of restrictions and limitations when it comes to downloading your favorite YouTube videos? Look no further! Safe Converter is here to provide you with an exceptional downloading experience that’s safe, secure, and hassle-free.

Oxipng - Oxipng is a multithreaded lossless PNG compression optimizer. It can be used via a command-line interface or as a library in other Rust programs.

Faviconer - Faviconer.com, or favicon generator, is online tool for creating favicon.

Minuimus - Transparent automatic compression of a wide array of file types, using well established open source utilities.

ConvertICO.org - Create icons from png, jpg or bmp images easily.