27 May, 2019: The LHaloTree merger tree for the TNG100-1 run (only) has been re-made. If you have been using this tree, or have downloaded it previously, please download it again, as the old version was incorrect. The checksums and offsets have been updated accordingly.
17 Oct, 2019: All parts of the Illustris and TNG websites are now HTTPS (encrypted) by default. Please report any issues.