My illustrations

My illustrations

BUSINESS

Illustrator

YEAR

2026

Mais ilustrações em: Instagram


Function first

The hierarchy is fixed: function, clarity,

accessibility, feedback, efficiency,

consistency — aesthetics last.

🔍

Transparency

Every insight is labeled — DATA,

ESTIMATED, or INFERENCE — so you always

know what's a fact.

📐

Principles, not opinions

Feedback is grounded in established

frameworks: Nielsen, Fitts, Gestalt, Von

Restorff, WCAG 2.1.

🎯

Precision over vagueness

Every output includes exact values, hex

codes, pixel sizes, and WCAG levels.

Nothing is left to interpretation.

Open Source. Free to use.

All 5 skills are available on GitHub. Download, modify, or build on top of them.

Hi, I'm João Calixto. I'm a designer who cares about craft, clarity, and outcomes.

Hi, I'm João Calixto. I'm a designer who cares about craft, clarity, and outcomes.

Hi, I'm João Calixto. I'm a designer who cares about craft, clarity, and outcomes.