Count the days, weeks, and months between two dates — including business days — or add a period to a date and see which weekday the result lands on.
Runs in your browser — data is not sent to a serverTimestamp to date and back, with the current timestamp ticking live.
Cron Expression ParserA plain-English description of any cron schedule and its next run times.
MIME Types ReferenceMIME types by file extension — searchable, copy in one click.
JSON Formatter and ValidatorFormat, minify, and validate JSON with the exact error location.
We'll collect and tidy up website data: prices, products, contacts, reviews — in the format and at the frequency you need.