Opera Mini was first released in 2005 as a web browser for mobile phones, with the ability to load full websites by sending most of the work to an external server. It was a massive hit, but it started to fade out of relevance once smartphones entered mainstream use.
Opera
Installing Opera Mini on my Moto Razr and using it to surf the “real” web (instead of some weird wap version) felt so futuristic. It was amazing