The edit schematic mode was previously (and still is in some. Web i show how to use the popular blueprint mod for minecraft called litematica, which can be used to save a schematic of an area, then load that and build it so. Web web litematica is a new schematic mod written from scratch, and it is primarily targeting light mod loaders like liteloader on 1.12.x, rift on 1.13.x and fabric on 1.14+. Change to schematic rebuild mode (litematica menu bottom left) hold that hotkey and right click on one of the blocks. Web litematica is a new schematic mod written from scratch, and it is primarily targeting light mod loaders like liteloader on 1.12.x, rift on 1.13.x and fabric.