Read/write Packages

The pngquant utility as a readable/writable stream

The optipng utility as a readable/writable stream

The jpegtran utility as a readable/writable stream

The pngcrush utility as a readable/writable stream

The inkscape utility as a readable/writable stream

The jpegoptim utility as a readable/writable stream

Read/Write Memory Android

The pngquant utility as a readable/writable stream