diff --git a/README.md b/README.md
index 858fb93..36e0e76 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,30 @@
-# odroidc2
+# Odroid C2
 
+## Firewall
+
+## TV server
+
+### [TVheadend](https://tvheadend.org/)
+
+Instalace
+```sh
+curl -1sLf 'https://dl.cloudsmith.io/public/tvheadend/tvheadend/setup.deb.sh' | sudo -E bash
+```
+
+## DNS
+
+### [Pi-hole](https://pi-hole.net/)
+
+Instalace
+```sh
+curl -sSL https://install.pi-hole.net | bash
+```
+
+### Pi-hole sync - [Nebula-sync](https://github.com/lovelaze/nebula-sync)
+
+Instalace
+```sh
+go install github.com/lovelaze/nebula-sync@latest
+```
+
+### Keepalive
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