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.
JSON ↔ YAML ConverterConfigs from JSON to YAML and back — with syntax validation.
Markdown Table GeneratorTables for README and docs from CSV/TSV — and back again.
We'll collect and tidy up website data: prices, products, contacts, reviews — in the format and at the frequency you need.