Useful Links

Curated resources for developers

A curated selection of links I actually use: solid documentation, design references, frontend resources and online tools that make daily work easier. Less noise, more sites that add real value when you're building something serious.

Developer Tools

Squoosh

Image compression web app by Google. Compress and compare images with different codecs.

images compression optimization

CodePen

Social development environment for front-end designers and developers. Build, test, and share code.

code demos css

Responsively App

Browser to view your site at many resolutions simultaneously.

tool responsive testing

Polypane

Paid browser for advanced responsive testing and accessible debugging.

tool responsive browser

Coolors

Fast color palette generator, exportable to various formats.

tool colors palettes

Excalidraw

Online whiteboard for diagrams with hand-drawn style and collaboration.

tool diagrams whiteboard

Ray.so

Create beautiful code screenshots to share on social media or presentations.

tool code images

Regex101

Regular expression tester with explanation, flags and quick reference.

tool regex testing

RegExr

Visual regex editor with examples, cheatsheet and live testing.

tool regex cheatsheet

StackEdit

Online Markdown editor with live preview and Google Drive sync.

tool markdown editor

Dillinger

Minimal Markdown editor with export to HTML, PDF and more formats.

tool markdown preview

JSON Formatter & Validator

Validate and format JSON to quickly detect syntax errors.

tool json validator

Bundlephobia

Check package size and install cost before adding an npm dependency.

tool bundlesize npm

Can I use

Web feature browser compatibility with clear tables.

tool compatibility browsers

PageSpeed Insights

Analyze performance and best practices with Lighthouse-type metrics.

tool performance lighthouse

CodeSandbox

Online environment to prototype React, Vite and more projects in minutes.

tool sandbox prototyping

StackBlitz

Browser-based dev environment with support for fullstack projects.

tool sandbox webcontainers