diff --git a/README.md b/README.md
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@@ -42,10 +42,10 @@ Game Systems
 [Basic Fantasy RPG](https://www.basicfantasy.org/) - Retro-system that's not quite OSR, but definitely goes for the vibe. Large amount of community-generated supplements that can be used in other systems, 4th edition released under CC BY-SA, previous under SRD
 
 #### Iron Falcon
-Iron Falcon
+[Iron Falcon](https://ironfalconrpg.com/) - aims to reproduce the rules of White Box + Supplement I Greyhawk
 
 #### Fantastic Medieval Campaigns
-Fantastic Medieval Campaigns - restatement of original Dungeons and Dragons, released under 
+[Fantastic Medieval Campaigns](https://traversefantasy.itch.io/fmc) - new version of the original 1974 rules
 
 #### Talislanta
 [Talislanta](http://talislanta.com/talislanta-library) - the classic Talislanta game has nearly all it's books available free online. Books are nonfree, but setting information is released under a CC license
@@ -54,9 +54,12 @@ Fantastic Medieval Campaigns - restatement of original Dungeons and Dragons, rel
 [Eclipse Phase 1e](https://giantkiller.itch.io/eclipsephase-1e-archive) - all books of the first edition of the post-cyberpunk RPG Eclipse Phase have been released under a CC license 
 
 #### Cairn
-[Cairn Players' Guide 2nd Edition](https://yochaigal.itch.io/cairn-players-guide)
-Cairn Wardens' Guide 2nd Edition 
-[Illustrated Bestiary](https://gourdin-konbo-club.itch.io/illustrated-bestiary) - great illustrations, and stats for various monsters in Cairn, released under cc by-sa 4.0
+[Cairn Players' Guide 2nd Edition](https://yochaigal.itch.io/cairn-players-guide) - the Player's Handbook equivalent for Cairn
+[Cairn Wardens' Guide 2nd Edition](https://yochaigal.itch.io/cairn-wardens-guide) - The GM's Handbook equivalent
+
+[Cairn Website](https://cairnrpg.com/) (also [github](https://github.com/yochaigal/cairn)) - contains all rules texts, released under a CC-BY-SA 4.0 license
+
+[Illustrated Bestiary](https://gourdin-konbo-club.itch.io/illustrated-bestiary) - great illustrations, and stats for various monsters in Cairn, released under CC-BY-SA 4.0
 
 #### Mausritter
 [Mausritter](https://losing-games.itch.io/mausritter) - you play adventurous mice in a world of giants (humans), based on Into the Odd
@@ -105,9 +108,6 @@ Maps
 
 Virtual Table Top
 -----------------
-
-VTTs
-----
 [MapTool](https://github.com/RPTools/maptool) ([link](https://www.rptools.net/toolbox/maptool/)) - Virtual Tabletop for playing roleplaying games with remote players or face to face, Java-application
 
 * [5e Framework](https://github.com/rtakehara/5e-Framework) - Framework to play 5e DnD with Maptool
@@ -127,9 +127,6 @@ Ambiance
 #### Tokens
 [Forgotten Adventures Free Token Library](https://www.forgotten-adventures.net/tokens-library/) - the free package has a rather large amount of top-down tokens to work with in your VTT. Licensed only for private use, no redistribution.
 
-2minute Tabletop
-
-
 
 #### Battlemaps
 [200 Battlemaps](https://www.patreon.com/AtaraxianBear/posts/collection-of-me-81735334) - freely available battlemaps created by Ataraxian Bear
@@ -145,10 +142,9 @@ Wikis
 
 Social Networks
 ---------------
-[dice.camp](https://dice.camp) - "social network not owned by a billionaire", tabletop rpg focused federated social network
-
-tabletop.social
-
+[dice.camp](https://dice.camp) - "social network not owned by a billionaire", tabletop rpg focused federated social network (Mastodon)
+[tabletop.social](https://tabletop.social) - inclusive Mastodon community for everything tabletop & more (Mastodon)
+[pnpde.social](https://pnpde.social/)  - intended as an inclusive community for roleplaying games (Mastodon).
 
 
 Assets