As such, there’s an experimental new JJ2+ build that allows more frequent update speeds. However, most of us are not using 56K modems anymore. Way back in 1.21, JJ2’s network code was edited so that servers and clients would update player positions to each other less frequently. It is not open source at this time.News Packet Exchange Interval public test JJ2+ has been in development more or less since January 2006. Bug reports should be left in the dedicated JCF bug report thread. Run the installer and follow the instructions.Īny questions or other feedback about JJ2+ can be posted in the dedicated thread at the Jazz Jackrabbit Community Forums.Make sure your copy of the game is compatible with JJ2+.This will install the game with JJ2+ enabled.In the 'Extras' list on the right side of the menu that pops up, download the Jazz Jackrabbit 2 with JJ2+ v5.11 installer and run it.Go to the Game Library and click the game tile for Jazz Jackrabbit 2: The Secret Files.If you bought Jazz Jackrabbit 2 on GOG.com and you're using the website Once this is done, JJ2+ will be enabled when you start the game.Navigate to the page for Jazz Jackrabbit 2: The Secret Files in your library.Ĭlick the Settings icon at the top of the screen, then go to Manage installation and Configure.Ĭhange the Beta Channel setting from its current setting to JJ2+ Mod. Installation If you bought Jazz Jackrabbit 2 on GOG.com and you're using GOG Galaxy However, you can still install it with a few extra clicks. This is not possible if you got your copy of JJ2 via GOG.com, as by default that version of JJ2 is not compatible with JJ2+. Normally, you would install JJ2+ with an installer. You can read the general documentation for more information. One way to think of JJ2+ is as a series of tools built into various parts of the game to give you and other users more ways of creating new Jazzy experiences for yourselves.

JJ2+ is a massive mod of Epic Games' 1998 masterpiece Jazz Jackrabbit 2 (JJ2), adding countless features and bug fixes to both Single Player and Multiplayer gameplay. JJ2+ Documentation Installing JJ2+ with GOG.com

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