Best Generators Tools
A hand-checked list of the best free generators tools for developers. Every tool runs in your browser — no upload, no login, no API key.
10 tools
UUID Generator
Generators
Generate bulk RFC 4122 v4 UUIDs with formatting options.
ULID Generator
Generators
Generate sortable ULIDs with timestamp and random components.
Password Generator
Generators
Create secure passwords with custom length and character sets.
Mock JSON Generator
Generators
Generate arrays of mock JSON records from a simple field schema.
Fake User Generator
Generators
Generate random fake user records with names, emails, and addresses.
Placeholder Image Generator
Generators
Generate inline SVG placeholder images with custom size and colors.
.gitignore Generator
Generators
Build a .gitignore file from built-in language and OS presets.
Random Number Generator
Generators
Generate random integers, decimals, dice rolls, and shuffled lists.
Credit Card Test Number Generator
Generators
Generate Luhn-valid fake card numbers for testing.
Random Emoji & Symbol Picker
Generators
Pick random emoji or symbols from curated categories.