The most interesting feature (for me) is its small size: "Compiled code is 8–20 KiB." zlib is heavier (about 200Ko). It could be used to make self-extractibl

The most interesting feature (for me) is its small size: "Compiled code is 8–20 KiB." zlib is heavier (about 200Ko). It could be used to make self-extractible asm.js programs or to compress some embedded resources (like files from "--embedd", fonts, images...).