diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e289d96
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,25 @@
+# Generated by "configure"
+/include/NTL/ConfigLog.h
+/include/NTL/config.h
+/src/*.dSYM/
+/src/*.log
+/src/GenConfigInfo
+/src/*fileout
+/src/makefile
+/src/need-to-run-configure
+# Generated by "make package"
+/src/ntl-*.tar.gz
+# Generate by "make"
+/include/NTL/HAVE_*.h
+/include/NTL/gmp_aux.h
+/include/NTL/mach_desc.h
+/src/*.o
+/src/*.a
+/src/setup-phase
+/src/GetPID.cpp
+/src/GetTime.cpp
+/src/MakeDesc
+/src/TestGetPID
+/src/TestGetTime
+/src/gen_gmp_aux
+/src/gf2x_version_1_2_or_later_required