Ps3 Jailbreak 4.88 News Website have been Updated for 4.88 : r/ps3homebrew
List of PS3 CFW's 4.83 | ConsoleCrunch Official Site
Warning PS3 New Update 4.83 Do Not Update For Now !!! - YouTube
How to Jailbreak a PS3 (with Pictures) - wikiHow
PS3 News: multiMAN 4.85 released coming with support for CFW 4.83 to 4.85 - First update to this highly popular backup manager since the release of FW 4.82! - Wololo.net