zeblote actually uses anti aliasing
rightclick desktop> Catalyst Control center > Gaming > 3D Application Settings
click the save button and locate to blockland.exe, then check the options for anti-aliasing.
likewise, for nvidia users who also want aa on bl,
rightclick desktop > Nvidia Control panel > Manage 3D settings > find blockland.exe > turn on AntiAliasing - Mode, and Setting
just click apply afterwards