Developer tools
Fifteen free utilities for WordPress, Laravel, Node.js, Next.js and Shopify work. They run entirely in your browser, so nothing you paste or drop is uploaded. Each one links to an in-depth article on the same topic.
Developer
Inspect and debug data, tokens and patterns.
JSON Formatter & Validator
Pretty-print, minify and validate JSON with exact error positions.
DeveloperJWT Decoder
Decode JSON Web Tokens and check expiry, issuer and claims.
DeveloperRegex Tester
Test JavaScript regular expressions with live match highlighting.
DeveloperHTML, CSS & JS Playground
Write HTML, CSS and JavaScript and see the result live, with a console.
DeveloperMedia & PDF Previewer
Preview images, video, audio, PDF and code files instantly, with file details.
DeveloperCron Expression Builder
Explain any cron schedule in plain English and preview the next run times.
DeveloperUnix Timestamp Converter
Convert Unix time to dates and back, across time zones.
DeveloperBase64 & URL Encoder / Decoder
Encode and decode Base64, Base64URL, URL and HTML entities.
SEO
Metadata, structured data and redirects done right.
Meta Tag & Open Graph Generator
Write titles and descriptions with live Google and social previews.
SEOSchema Markup (JSON-LD) Generator
Create valid structured data for articles, businesses, people and FAQs.
SEO301 Redirect Generator
Turn an old-to-new URL list into Apache, Nginx, Next.js or Netlify rules.
WordPress
Small utilities for WordPress configuration.
Performance
Lighter assets for faster pages.
Need a tool built for your team, or one of these inside your WordPress admin? Get in touch.