diff --git a/README.md b/README.md
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@@ -0,0 +1 @@
+I will publish this later using httpd or something similar
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diff --git a/src/SUMMARY.md b/src/SUMMARY.md
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--- a/src/SUMMARY.md
+++ b/src/SUMMARY.md
@@ -1,3 +1,9 @@
 # Summary
 
 [Introduction](./introduction.md)
+
+- [Collaboration]()
+- [Editors]()
+  - [Formats]()
+- [Privacy]()
+  - [Encryption]()
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diff --git a/src/introduction.md b/src/introduction.md
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--- a/src/introduction.md
+++ b/src/introduction.md
@@ -7,10 +7,33 @@ On this website, I will document which software I use or would recommend others
 - [ ] collaboration
   - [ ] excalidraw
   - [ ] hedgedoc
+  - [ ] git (forgejo)
+    - [ ] _maybe_ jujutsu
 - [ ] editors
   - [ ] obsidian
+    - [ ] some plugins
   - [ ] trilium
+  - [ ] formats
+    - [ ] typst
+    - [ ] latex
+    - [ ] markdown
+    - [ ] quarto
+    - [ ] jupyter
 - [ ] privacy
   - [ ] password managers
+    - [ ] bitwarden
+    - [ ] keepassxc vs keepass
   - [ ] OS
-  - [ ] browsers
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+  - [ ] browsers
+    - [ ] librewolf
+    - [ ] chrome and forks
+    - [ ] mullvad browser
+  - [ ] networks
+    - [ ] tor
+    - [ ] i2p
+  - [ ] encryption
+    - [ ] securefs
+    - [ ] Cryfs
+    - [ ] Encfs
+    - [ ] Sshfs
+    - [ ] Cppcryptfs
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