Generate UUID v4 or v7 in bulk, with optional hyphen removal

Generate ULIDs and decode the timestamp embedded in each one

Generate NanoIDs at an adjustable length

Generate ObjectIds and decode their timestamps

Generate strong random passwords with a configurable character set

Generate random strings in bulk from a character set of your choice

Generate Latin or Chinese placeholder text by paragraph or sentence

Generate Chinese test data and export it as JSON, CSV or SQL

Generate mock data from a JSON Schema

Generate a JSON Schema from a JSON sample

Generate QR codes for URLs, WiFi networks and contact cards

Generate barcodes in 8 encoding formats

Build a .gitignore by combining the stacks you use

Generate open source license text and see how the terms differ

Generate SVG placeholder images and data URIs