Generator Tools
Data and content generators for testing, design, and development.
Fake Data Generator
Mock JSON Generator
Username Generator
Color Palette Generator
Lorem Markup Generator
Random Number Generator
CSV Data Generator
Random Date Generator
Email Address Generator
Avatar Generator
Cron Expression Builder
Build and parse cron schedule expressions
API Key Generator
Generate secure API keys and tokens in various formats
Short ID Generator
Generate nanoid-style short unique identifiers
Regex Tester
Test regular expressions with real-time matching
URL Slug Generator
Learn Generator Tools
Key concepts and practical guides to level up your workflow.
📖 Glossary
An adaptive password hashing function with a configurable work factor that slows brute-force attacks.
A 6-character hex string (#RRGGBB) representing a color, with each pair encoding red, green, and …
A tool that creates harmonious color schemes using color theory rules like complementary, analogous, or …
A checksum algorithm producing a 32-bit value used to detect accidental data corruption in files …
A random number generator producing output unpredictable enough for cryptographic use (e.g. key generation).
A unique ID format designed for horizontal scaling, combining a timestamp, counter, fingerprint, and random …
A method for generating strong passphrases by rolling dice to select random words from a …
A software library that generates realistic but fictitious data such as names, addresses, and emails …
📘 Guides
Password generation requires cryptographic randomness and careful character selection. This guide covers the principles behind strong password generation, entropy calculation, and common generation mistakes to …
Placeholder text fills layouts during design before real content arrives. This guide covers the history of Lorem Ipsum, when to use it, and better alternatives …
UUIDs provide unique identifiers across distributed systems without a central authority. Understanding the different versions helps you choose the right one for your use case.
Choosing the right unique identifier format affects database performance, sorting behavior, and system architecture. This comparison covers UUID, ULID, Snowflake ID, and NanoID for different …
Explore All Peasy Tools
15 specialized sites — one easy-peasy family.