Bookmarked Web Developer Tools - Programmer Tools - Online - Browserling (browserling.com)
We're obsessed with making web developers' lives easier at Browserling, so we created a collection of the most popular developer tools all in one place. We love simplicity so we made them very simple and obvious how to use. No ads, bloated dialogs, or useless checkboxes. Just tools. All free. Press button, get result. Here they are!

Lots of useful looking tools that work in the browser. EG: Convert TSV to XML, Convert CSV to JSON, URL encode/decode, HTML escape/unescape, huge bunch of text tools…