GVCDangeons-10.5b2.jar is a beta file of the Minecraft mod GVC Dungeons, made for Minecraft 1.7.10. It was published on February 14, 2019 and is 9 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the GVC Dungeons mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.