Console in the editor (beta)
Clear console on run
Indent with tabs
Code hinting (autocomplete) (beta)
Only auto-run code that validates
Auto-save code (bumps the version)
Auto-close HTML tags
Live code validation
Highlight matching tags
Show boilerplates bar less often
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No autoresizing to fit the code
Render blocking of the parent page
round-half-even (banker's) rounding has less bias over larger data sets, and is often a legal requirement for financial software.
In practice, round-half-odd is rarely used as it will never round to 0, which is likely a desirable rounding algorithm attribute.
/echo simulates Async calls:
See docs for more info.
Created and maintained by Piotr and Oskar.
Hosted on DigitalOcean
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Roadmap (vote for features)