diff --git a/.gitignore b/.gitignore
index df55767..1248c5c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 # Ignore all plugin files in subdirectories
-*/
+zsh-*/
 local
diff --git a/url/_url b/url/_url
new file mode 100644
index 0000000..1735c40
--- /dev/null
+++ b/url/_url
@@ -0,0 +1,22 @@
+#compdef url
+
+_url() {
+  local ret=1 context curcontext="$curcontext" state line
+  typeset -A opt_args
+
+  _arguments -C -w -s \
+    '(-h --help)'{-h,--help}'[show this help message and exit]' \
+    '1: :->command'
+
+  case $state in
+    (command)
+      declare -a commands
+      local commands=(
+        encode:'encode unencoded text'
+        decode:'decode encoded text'
+      )
+      _describe -t commands command commands && ret=0 ;;
+  esac
+
+  return ret
+}
diff --git a/url/url b/url/url
new file mode 100755
index 0000000..13c24fb
--- /dev/null
+++ b/url/url
@@ -0,0 +1,27 @@
+#!/usr/bin/env python
+"""URL encode or decode text."""
+
+from argparse import ArgumentParser
+from urllib import parse
+
+
+def main():
+    cli = ArgumentParser(description=__doc__)
+    cli.add_argument('command',
+                     choices=['encode', 'decode'],
+                     help='type of processing to perform on text')
+    cli.add_argument('text',
+                     nargs='?',
+                     help='optional text read from stdin when omitted')
+    args = cli.parse_args()
+    print({
+        'encode': parse.quote_plus,
+        'decode': parse.unquote_plus,
+    }[args.command](args.text if args.text else input()))
+
+
+if __name__ == '__main__':
+    try:
+        main()
+    except KeyboardInterrupt:
+        exit(130)