diff --git a/justfile b/justfile
index 05557181a..d408fe756 100644
--- a/justfile
+++ b/justfile
@@ -137,3 +137,21 @@ _entr-warn:
     @echo "Install entr(1) to automatically run tasks on file change."
     @echo "See https://eradman.com/entrproject/                      "
     @echo "----------------------------------------------------------"
+
+
+# Remove ignored build artifacts and caches. Untracked files and .env stay.
+[group: 'clean']
+clean:
+    git clean -fdX -e '!.env' -e '!.env.*'
+
+# Preview what clean will delete.
+[group: 'clean']
+clean-dry:
+    git clean -ndX -e '!.env' -e '!.env.*'
+
+# Remove ignored and untracked files. .env and .env.* stay.
+# git clean -x ignores .gitignore and only preserves -e patterns, so .env is named here rather than negated.
+[group: 'clean']
+[confirm("This will delete all untracked and ignored files. Continue?")]
+nuke:
+    git clean -fdx -e '.env' -e '.env.*'