diff --git a/The-fediverse-on-the-web.md b/The-fediverse-on-the-web.md
index 882f5af..1bcc264 100644
--- a/The-fediverse-on-the-web.md
+++ b/The-fediverse-on-the-web.md
@@ -128,6 +128,8 @@ Writing about the 'verse from the "outside"
 
 2022-11-18: https://www.eff.org/deeplinks/2022/11/leaving-twitters-walled-garden
 
+2022-11-18: https://www.halcyon.hr/posts/what-are-mastodon-activitypub-fediverse/
+
 2022-11-16: https://www.eff.org/deeplinks/2022/11/mastodon-private-and-secure-lets-take-look
 
 2022-11-16: https://www.eff.org/deeplinks/2022/11/fediverse-could-be-awesome-if-we-dont-screw-it
@@ -138,10 +140,14 @@ Writing about the 'verse from the "outside"
 
 2022-11-03: https://blog.djnavarro.net/posts/2022-11-03_what-i-know-about-mastodon/
 
+2021-12-24: https://simonsafar.com/2021/fedi_intro/
+
 2020-07-16: https://newdesigncongress.org/en/pub/this-is-fine
 
 2018-08-29: https://wilwheaton.net/2018/08/the-world-is-a-terrible-place-right-now-and-thats-largely-because-it-is-what-we-make-it/
 
+2018-06-27: https://blog.joinmastodon.org/2018/06/why-activitypub-is-the-future/
+
 2017-04-05: https://scribe.rip/mastodon-is-dead-in-the-water-888c10e8abb1
 
 ## Coverage of Mastodon exclusively