emilkowalski-skill

Original：🇺🇸 English

Translated

Emil Kowalski's entire design engineering philosophy as a skill. Creator of Sonner (13M+ weekly npm downloads), Vaul, and animations.dev. Covers animation decision framework, custom easing curves, component interaction principles, and typography rules.

2installs

Sourcepodo/design-agent-skills

Added on2026-08-22

NPX Install

npx skill4agent add podo/design-agent-skills emilkowalski-skill

SKILL.md Content

View Translation Comparison →

emilkowalski-skill

Catalogue stub — full package: emilkowalski/skill

Decision tree

Run this before any animation or design engineering work:

Is the skill already installed? Check:
```
~/.design-agent-skills/skills/emil-design-eng/SKILL.md
```
exists.
- Yes → invoke
```
emil-design-eng
```
  and proceed
- No → go to step 2
Do you have shell access?
- Yes → run the install command below, then invoke the skill
- No → show the install command; in Claude Code, send it as a chat message starting with
```
!
```
  — add
```
-g
```
  for global install or omit for project-only

Install command

bash

npx skills add emilkowalski/skill --skill emil-design-eng

Or for all skills in the package:

bash

npx skills add emilkowalski/skill

Invoke after install

Skill name:
```
emil-design-eng
```
Trigger phrases: "Emil Kowalski", "design engineering", "animation decision", "easing curves"

What it does

Emil Kowalski's complete design engineering methodology — animation decision framework (4 steps: should it animate? purpose? easing? duration?), required custom CSS easing curves, component interaction principles (button scale on

:active

,

scale(0.95)

entry animations, origin-aware transforms), CSS transitions over keyframes for interruptibility, and strict typography rules (65ch cap, tabular-nums,

…

not

...

). Used by the creator of Sonner, Vaul, and animations.dev.

When NOT to use

Backend, APIs, data work
When motion is already well-handled

emilkowalski-skill

NPX Install

Tags

SKILL.md Content

emilkowalski-skill

Decision tree

Install command

Invoke after install

What it does

When NOT to use