Developer & QA Tools
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QR Generator
Create beautiful QR codes instantly for links, text, and more.
Lorem Ipsum
Generate placeholder text for your designs and mockups.
Encode / Decode
URL, Base64, HTML entities, JWT decoder, and more encoding tools.
JSON to Swift
Convert JSON to Swift Codable structs with multiple key strategies.
iOS Image Resizer
Generate 1x, 2x, 3x assets for your iOS project locally.
UUID Generator
Generate unique identifiers (UUID v4, v1-like) for your projects.
JSON Formatter
Validate, format, beautify, and minify your JSON data.
Timestamp Converter
Convert between Unix timestamps and human-readable dates.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-384, SHA-512 hashes.
Regex Tester
Test and debug regular expressions with real-time matching.
Diff Checker
Compare two texts and visualize the differences.
Color Converter
Convert colors between HEX, RGB, HSL, HSV, and CMYK formats.
Cert Key Extractor Pro
Extract base64 public key from a .cer file. Matches Swift's SecKeyCopyExternalRepresentation.
JWT Decoder
Decode and inspect JWT tokens — header, payload, and signature.
Cron Builder
Build and validate cron expressions with a visual editor.
URL Parser
Break down any URL into its components: protocol, host, path, query params.
CSV ↔ JSON
Convert between CSV and JSON formats instantly.
App Icon Generator
Generate all required iOS and Android app icon sizes from one image.
Deep Link Tester
Build and test your app:// deep link URLs with ease.
Mock Data Generator
Generate fake names, emails, addresses, and JSON payloads.
Password Generator
Generate strong passwords and secrets with an entropy meter.
Markdown Preview
Live render markdown with copy HTML output.
Number Base Converter
Convert numbers between decimal, hex, binary, and octal.
Sprint Planning
Real-time sprint planning with your team. Create a session, share the link, and vote together.