diff --git a/.gitignore b/.gitignore
index 44519b5..4dda117 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
 bin/
+obj/
+*.csproj.user
diff --git a/CSharpTranslator/antlr3/.gitignore b/CSharpTranslator/antlr3/.gitignore
new file mode 100644
index 0000000..9aeb843
--- /dev/null
+++ b/CSharpTranslator/antlr3/.gitignore
@@ -0,0 +1 @@
+CSharpTranslator.suo
diff --git a/CSharpTranslator/antlr3/src/cs2j/CSharp/.gitignore b/CSharpTranslator/antlr3/src/cs2j/CSharp/.gitignore
new file mode 100644
index 0000000..ba33e90
--- /dev/null
+++ b/CSharpTranslator/antlr3/src/cs2j/CSharp/.gitignore
@@ -0,0 +1,3 @@
+cs.tokens
+csLexer.cs
+csParser.cs