Developer
25 tools
- Regex testerLive regex matches, capture groups, and a cheatsheet.
- Cron to humanExplain a cron expression — or write one from a sentence.
- Human to cronType a schedule in English or French and get a cron expression.
- Meta tags generatorBuild title, description, robots, and canonical tags.
- Open Graph tags generatorGenerate og: and twitter: meta tags for link previews.
- JSON-LD generatorScaffold schema.org JSON-LD for WebApplication, FAQ, and more.
- CSS/JS/HTML minifyMinify CSS, JavaScript, or HTML.
- Code beautifyPretty-print HTML, CSS, or JavaScript.
- robots.txt generatorBuild a robots.txt with sitemap and crawl delay.
- Sitemap generatorTurn a URL list into XML sitemap markup.
- .htaccess snippetsRedirect, HTTPS, and cache snippets for Apache.
- User-agent parserSee the browser, OS, and device from a user-agent string.
- px to remConvert CSS lengths with a configurable root size.
- SQL formatterPretty-print SQL.
- URL parserSplit a URL into protocol, host, path, and query.
- mailto / sms / telBuild click-to-contact links.
- Semver compareCompare two semantic versions.
- MIME lookupGuess Content-Type from a file extension.
- HTML previewRender HTML in a sandboxed iframe.
- gitignore snippetsStarter .gitignore templates.
- EditorConfigA sensible .editorconfig snippet.
- CSS specificityScore a selector (a,b,c).
- Media query helperBuild a min-width media query.
- security.txtDraft a RFC 9116 security.txt.
- llms.txtDraft an llms.txt for crawlers.