diff --git a/.gitignore b/.gitignore
index fcecacd..37ab22a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,18 +15,24 @@
 /docs/*.pdf
 !/docs/loesungen.tex
 !/docs/loesungen.pdf
+
 !/code
+!/code/**/*.md
 !/code/geogebra
 !/code/geogebra/*.ggb
+!/code/octave
+!/code/octave/*.m
 !/code/python
 !/code/python/*.py
 !/code/R
 !/code/R/*.r
+
 !/notes
 !/notes/**/*.tex
 !/notes/**/*.md
 !/notes/**/*.rtf
 !/notes/**/*.pdf
+
 !/protocol
 !/protocol/woche1
 !/protocol/woche2
@@ -45,6 +51,7 @@
 !/protocol/**/*.txt
 !/protocol/**/*.rtf
 !/protocol/**/*.tex
+
 !/contacts
 !/contacts/*.py
 
diff --git a/code/R/README.md b/code/R/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/code/geogebra/README.md b/code/geogebra/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/code/octave/README.md b/code/octave/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/code/python/README.md b/code/python/README.md
new file mode 100644
index 0000000..e69de29