diff --git a/R.gitignore b/R.gitignore
index a0fd3b34..9a1509d5 100644
--- a/R.gitignore
+++ b/R.gitignore
@@ -3,3 +3,6 @@
 
 # Example code in package build process
 *-Ex.R
+
+# R data files from past sessions
+.Rdata
diff --git a/TeX.gitignore b/TeX.gitignore
index f19b71f3..24052950 100644
--- a/TeX.gitignore
+++ b/TeX.gitignore
@@ -72,8 +72,20 @@
 # nomencl
 *.nlo
 
+# sagetex
+*.sagetex.sage
+*.sagetex.py
+*.sagetex.scmd
+
+# sympy
+*.sout
+*.sympy
+sympy-plots-for-*.tex/
+
 # todonotes
 *.tdo
 
 # xindy
 *.xdy
+
+