@@ -29,3 +29,28 @@ The Urbit stack (compiler, standard library, kernel, modules, and applications,
29but excluding Vere) is about 30,000 lines of Hoon. Urbit is patent-free and MIT
29but excluding Vere) is about 30,000 lines of Hoon. Urbit is patent-free and MIT
34+### [C runtime system](@/docs/vere/runtime.md)
36+The Urbit interpreter is built on a Nock runtime system written
37+in C, `u3`. This section is a relatively complete description.
39+### [c3: C in Urbit](@/docs/vere/c.md)
41+Under `u3` is the simple `c3` layer, which is just how we write C
44+### [u3: Land of nouns](@/docs/vere/nouns.md)
46+The division between `c3` and `u3` is that you could theoretically
47+imagine using `c3` as just a generic C environment. Anything to do
48+with nouns is in `u3`.
50+### [u3: API overview by prefix](@/docs/vere/api.md)
52+A walkthrough of each of the `u3` modules.
54+### [How to write a jet](@/docs/vere/jetting.md)
56+A jetting guide by for new Urbit developers.