This modpack's purpose is to showcase Thaumcraft 6. There are no other large content mods. There are "quality of life" mods. There are some mods to make the experience a little "prettier." But otherwise, there are no mods that add large amounts of content, other than Thaumcraft 6.
I take that back, kind of. Unique Crops adds a bit of content, however, it truly is in the SPIRIT of Thaumcraft. But to prove our point, there are only 2 pages of creative tabs. The first page is vanilla. The second page has barely anything on it. Expect to have to work through many vanilla methods of doing things until you can get to the better options in Thaumcraft.
The following is Saph's playthrough of the pack: