Date Formats & Standards
Convert and understand ISO 8601, RFC 3339, SQL datetime, and other date formats.
ISO 8601
Complete specification
RFC 3339
Internet timestamp standard
SQL DateTime
MySQL, PostgreSQL, SQLite
Unix Hex
Hexadecimal timestamp
Cheat Sheet
strftime & date formats
JSON Date
API date serialization
Date Detector
Auto-detect date formats
ISO Duration
P1DT2H30M parser
Epoch in Languages
Timestamp snippets, 12 languages
JWT Decoder
exp / iat / nbf to dates
curl https://tick.pro/formats/iso-8601Frequently Asked Questions
What is ISO 8601?
ISO 8601 is the international standard for date and time representation. The format is YYYY-MM-DDTHH:MM:SSZ. It is widely used in APIs and data exchange.
What is RFC 3339?
RFC 3339 is a profile of ISO 8601 used in internet protocols. It defines the format for timestamps in email, HTTP headers, and JSON APIs.