diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e009a77
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,43 @@
+# Private shell config
+.bash_private
+.private
+.zsh_private
+*.private
+*.local
+*.secret
+*.secrets
+
+# Environment files
+.env
+.env.*
+!.env.example
+
+# Shell history
+.zsh_history
+.bash_history
+.python_history
+.lesshst
+.psql_history
+.mysql_history
+.sqlite_history
+
+# SSH / keys / certs
+id_rsa
+id_ed25519
+*.pem
+*.key
+*.crt
+*.p12
+*.pfx
+
+# Cloud credentials
+.aws/
+.gcp/
+.azure/
+.kube/config
+
+# macOS / editor junk
+.DS_Store
+*.swp
+*.swo
+*~