I reworked my Opera SlackBuild, now it can be used to make packages for all three Opera flavors: Stable (not yet released), Beta and Developer. I also included an option to build local ffmpeg libraries for the browser to support H.264 video and MP3 audio in HTML5 players. BTW, thanks to ml4711 from LQ for the solution to my problem with dynamic library linking! See README file for details about possible options.
Not Presto, but the new, Blink one, that is based on Chromium. Shitty or not, this is new Opera, and this is their first release for Linux. It's been only a year… Anywho, I wrote a SlackBuild for it. It also makes use of alienBOB's Chromium PepperFlash package, so now you can have the latest Adobe Flash in two browsers (which are basically the same thing though). Be warned that: