diff --git a/.env.example b/.env.example
new file mode 100644
index 00000000..3e4e5051
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,4 @@
+# rename to .env.local or .env.<your_environment>
+VITE_REFRESH_INTERVAL=2000
+VITE_FETCH_ALL_BLOCKS=true
+VITE_RECENT_BLOCK_LIMIT=100
diff --git a/.gitignore b/.gitignore
index 212ccd26..e4a00ae8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,7 @@ node_modules/
 **/.vscode
 yarn-error.log
 dist
-.idea
\ No newline at end of file
+.idea
+
+.env*
+!.env.example