1 files changed, 37 insertions, 2 deletions

diff --git a/colophon.md b/colophon.md
index 2870d860..adde7413 100644
--- a/colophon.md
+++ b/colophon.md
@@ -1,5 +1,7 @@
 [[!meta copyright="Copyright © 2019, 2020 Amin Bandali"]]
 
+You can find some rough notes at [[infra]].
+
 ## Ikiwiki
 
 The EmacsConf site is actually a wiki, editable by anyone on the
@@ -9,7 +11,40 @@ using the [ikiwiki](//ikiwiki.info) wiki compiler.
 You are welcome and encouraged to help improve the site.  Please see
 the [[instructions on how to edit the wiki|edit]].
 
-## Oddmuse
+## BigBlueButton
+
+We use BigBlueButton for the web conference.
+
+## Etherpad
+
+We use Etherpad for collaborative notes.
+
+## IRC via libera.chat and TheLounge
+
+We have #emacsconf and associated channels on the libera.chat network.
+
+We use TheLounge to provide a simple web chat interface.
+
+## OBS
+
+## VNC
+
+## Icecast
+
+Streaming
+
+## PsiTransfer
+
+## Captioning
+
+### OpenAI Whisper
+### Aeneas
+### subed-mode
+
+## Org Mode and Emacs
+
+## Archive
+### Oddmuse
 
 The EmacsConf site during 2019 was built on the awesome
 [Oddmuse](//oddmuse.org) wiki software, available under GPLv3+.
@@ -22,7 +57,7 @@ Feel free to check out our [[oddmuse]] page for more information about
 our old Oddmuse setup, including the latest Oddmuse config file we
 used, along with other related files.
 
-## Discourse
+### Discourse
 
 For EmacsConf 2015 we started self-hosting a Discourse instance at
 [discourse.emacsconf.org](//discourse.emacsconf.org).  But as years