Confirm Leave: sure?

Will prompt before page unloads. Good for when you’re filling out a form or something and don’t want to accidentally close the page.

URL Param Cleanup*:

Takes a URL?that=looks&like=this, parses, and returns

{
    "that": "looks",
    "like": "this"
}

HTML Prompt*: html?

Prompts for and displays your HTML.

Millisecond Param: ?123

May or may not bust any caches.

* These two are data URIs and thus aren’t probably technically bookmarklets.

Oh, and…

• My auto-updating text editor via data URI, relabeled to ...
• My addCSS to inject arbitrary CSS
• jQuerify to inject jQuery