Generators Tools
UUID, ULID, password, mock data, QR, gitignore generators.
47 tools · all run in your browser
UUID Generator
Generate v4 UUIDs — single or bulk
ULID Generator
Generate sortable ULIDs (Universally Unique Lexicographically Sortable IDs)
Password Generator
Generate secure random passwords with custom rules
cURL to Code
Convert cURL commands to fetch, axios, Python requests, and more
Cron Expression Parser
Describe cron expressions in plain English with next run times
SQL Formatter
Format and prettify SQL queries
GraphQL Formatter
Format and prettify GraphQL queries and schemas
JSON Schema Generator
Generate JSON Schema from a sample JSON object
TypeScript Interface Generator
Generate TypeScript interfaces from JSON data
Mock Data Generator
Generate fake names, emails, addresses, and more in JSON or CSV
QR Code Generator
Generate QR codes from text or URLs
Chmod Calculator
Convert between symbolic and numeric Unix file permissions
.gitignore Builder
Build a .gitignore from curated language/framework templates
Unix Cron Visualizer
Visualize cron schedules as a timeline of next executions
Chmod → English
Convert numeric chmod values to human-readable permission descriptions
Privacy Policy Generator
Generate a privacy policy from your app name, URL, and data practices
Crontab Generator
Build cron schedules visually with dropdowns for each field
QR Code Generator
Generate QR codes with customizable options
UUID v7 Generator
Generate UUID v7 with timestamp analysis
Nano ID Generator
Generate Nano IDs with custom alphabet
CUID2 Generator
Generate CUID2 identifiers with timestamps
Snowflake ID Generator
Generate Snowflake IDs with component breakdown
Random String Generator
Secure random strings — hex, base64, base58, symbols, custom length
Fake Name Generator
Bulk fake first+last names for test fixtures — famous tech names pool
Fake Address Generator
Bulk US-style fake addresses for seeding dev databases
Fake Phone Generator
Bulk fake phone numbers in US / UK / E.164 formats
Test Credit Card Generator
Luhn-valid dev cards for Visa/MC/Amex/Discover/JCB/Diners
Test IBAN Generator
Synthesize IBANs with valid ISO 13616 checksums per country
Test VIN Generator
Generate random 17-char VINs with valid position-9 check digit
Barcode Generator
Generate CODE-128 barcode PNGs from any text — client-side canvas
Data URI Generator
Wrap any text (or file contents) into a base64 data: URI
API Key Generator
Secure random API keys with prefix (sk_, pk_, whsec_) — base62 or hex
Bcrypt Demo Hash
Generate a bcrypt-style hash preview — configurable cost rounds (4-14)
Argon2 Demo Hash
Generate an argon2id PHC-formatted hash preview for docs / fixtures
Shield Badge Generator
Build Shields.io README badges — label, message, color, logo, style
README.md Generator
Generate a README template with title, description, install, usage, license
.editorconfig Generator
Tab/space indent, EOL, charset rules — one config for every editor
.prettierrc Generator
Build a Prettier config — semi, quote style, trailing comma, width
.eslintrc Generator
ESLint config for Node / TypeScript / React — commonjs output
CHANGELOG.md Generator
Keep a Changelog starter with [Unreleased] + first version section
LICENSE File Generator
MIT, Apache 2.0, BSD 3-Clause, GPL 3.0, Unlicense — year + holder
Dockerfile Generator
Multi-stage Dockerfile for Node / Python / Go — production-ready
docker-compose.yml Generator
Wire up api + postgres + redis + mongo into a single compose file
Makefile Generator
Language-aware Makefile for Node / Python / Go — install/dev/test/build
.gitignore Templates
Combine templates — node, python, go, rust, java, macos, windows, vscode
Passphrase Generator (EFF)
Memorable multi-word passphrases from a 300-word EFF-style list
Advanced Password Generator
Generate secure passwords with custom rules, entropy calculation, and strength metrics