BetterPortals Mod

The BetterPortals mod lets you seamlessly transition through different dimensions without having to face a loading screen. You can simply walk into another dimension through a portals. This non-Eucleadian geometry allows you to create many magical stuff that simply seems impossible. 

Take a look at the screenshots to see what you can expect from this mod. This is a Forge mod and download links are given below. Read the installation instructions CAREFULLY to avoid any errors.