diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,2 +1,18 @@
 # DbTictactoe
-DbTictactoe git module for use in DbSoftware (https://github.com/0xFEEDC0DE64/DbSoftware)
+Tool to create thousands of html documents to host a static version of tictactoe. Every possible field gets its own html file with hyperlinks to others.
+
+## Building from source
+This project can only be built as part of the project structure [DbSoftware](https://github.com/0xFEEDC0DE64/DbSoftware)
+
+```Shell
+git clone https://github.com/0xFEEDC0DE64/DbSoftware.git
+cd DbSoftware
+git submodule update --init --recursive DbTictactoe
+cd ..
+mkdir build_DbSoftware
+cd build_DbSoftware
+qmake CONFIG+=ccache ../DbSoftware
+make -j$(nproc) sub-DbTictactoe
+make sub-DbTictactoe-install_subtargets
+./bin/serialserver
+```