Runs locally
Bookmarklet maker: turn JavaScript into a bookmarklet
Paste a snippet. We wrap it in a function if needed and percent-encode it. Drag the result to your bookmarks bar. Review any script before you run it.
Drag this onto the bookmarks bar. Only encode scripts you trust.
BookmarkletThen save the useful bits
These tools do not create a Markwise account. When you want the file in a library you can ask, start free and save a link. The file you just inspected is still on your machine.