diff --git a/.gitignore b/.gitignore
index 1c83e3e..ffce448 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,38 @@
+sandbox
+Sandbox
+examples
+benchmark
+benchmark.csv
+docs
+todo.org
+tools/*
+!tools/rewrite_goe_licenses.pl
+!tools/scramble_korapxml.pl
+build
+fixtures.txt
+node_modules
+log
 blib
 MYMETA*
 Makefile
 pm_to_blib
+nytprof.out
+nytprof
+\#*#
+*.tar.gz
+*~
+*.sqlite
+*.log
+*.db
+*.old
+*.tmp
+*.cache
+.*
+!.gitignore
+
+# Protected checks
+t/corpus/BRZ13
+t/corpus/DCK
+t/corpus/AGD-orig
+t/corpus/FOLK-orig
+t/real/dck.t