Developer Tools
Format, encode, generate, debug.
Utilities engineers reach for daily — formatters, encoders, generators, and diff tools built for speed.
Popular
Most used in Developer.
New
Recently added.
HTML Head Generator
Complete <head> block with meta, favicon, OG, Twitter.
Twitter Card Generator
Twitter Card meta tags with summary_large_image.
Open Graph Meta Generator
Full OG tag block for social sharing.
Web App Manifest Generator
manifest.webmanifest for installable PWAs.
Favicons Generator
Full <link> block for favicons and apple-touch-icon.
Changelog Generator
Keep-a-Changelog entry from added/changed/fixed lists.
README Generator
Project README with badges, install, usage, licence.
Markdown Preview
Render Markdown to safe HTML.
All Developer Tools
241 tools available.
JSON Formatter
Format, validate, and minify JSON with syntax-aware error messages.
.gitignore Generator
Compose a .gitignore from stack presets plus extras.
.htaccess Generator
Apache directives — HTTPS, non-www, gzip, cache.
Accessible Color Checker
Recommend the nearest WCAG-AA compliant colour.
API Request Composer
Compose parameterised API requests with reusable auth presets.
API Response Formatter
Fetch a JSON endpoint and pretty-print the response body.
API Response Viewer
Send a request; inspect response headers, status, and body.
ASCII Decoder
Convert ASCII codes back to text.
ASCII Encoder
Convert text into space-separated ASCII codes.
Authentication Presets
Generate Authorization headers for Bearer, Basic, and API key auth.
Axios Code Generator
Generate a ready-to-run axios request.
Barcode Decoder
Decode barcode payloads.
FAQ
About Developer Tools.
Are the results deterministic across environments?
Yes. Formatters, encoders, and generators use widely-adopted specifications so output is stable across languages and runtimes.
Can I embed WebRul dev tools in my workflow?
Direct-link URLs make every tool bookmarkable. API access for enterprise teams is on the roadmap.
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