diff --git a/hypothes.is.md b/hypothes.is.md
index c12e1d5af..be05188bb 100644
--- a/hypothes.is.md
+++ b/hypothes.is.md
@@ -1,8 +1,9 @@
 # hypothes.is
 
 - [[go]] https://web.hypothes.is/about/
-- [[project]] by [[Dan Whaley]]
-- A [[non profit]].
+- [[wiki]] https://en.wikipedia.org/wiki/Hypothes.is
+- [[open source]] [[project]] by [[Dan Whaley]]
+- A [[non profit]], [[501c]].
 - An [[annotation]] [[platform]].
 - Really nice browser extension ([[Browser extensions]]), plus apparently a nice organization with worthy goals.
   - I should use the extension more often though.
@@ -10,6 +11,8 @@
 
 [//begin]: # "Autogenerated link references for markdown compatibility"
 [go]: go "Go"
+[wiki]: wiki "Wiki"
+[open-source]: open-source "Open Source"
 [dan-whaley]: dan-whaley "Dan Whaley"
 [browser-extensions]: browser-extensions "Browser Extensions"
 [//end]: # "Autogenerated link references"
\ No newline at end of file