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Posts by Eric Van Holtz

Video

Got early access to easeReverse in GSAP v3.15 and used it to make this yo-yo demo.

It drops with CustomBounce and snaps back up with power2 .in no matter when it reverses.

Demo: codepen.io/vanholtzco/l...
Details: gsap.com/blog/3-15

1 hour ago 1 2 0 0
Video

Built a grid of geometric motion studies.

Each panel explores a different timing + easing behavior using simple rings and shapes.
HTML, CSS, JS + GSAP.

🔗 codepen.io/vanholtzco/pen/bNwBQBY

4 weeks ago 2 2 0 0
Video

Animating a headline from normal wrapped text into fully justified lines.

• Responsive line detection
• Animated word justification
• Accent word color animation
• Respects prefers-reduced-motion

🔗 codepen.io/vanholtzco/p...

1 month ago 6 1 1 0
Video

Onion skinning… but in 3D.

Stacked image planes move toward the camera while opacity, filters, and transforms evolve across the stack.

Everything is tweakable. Try weird values.
Show me what you come up with!

🔗 codepen.io/vanholtzco/p...

1 month ago 10 1 0 0

If this were for production that'd be needed, but this fun little pen would be pointless without its motion ;)

1 month ago 0 0 0 0
Video

Infinite scrolling typography.

- Lenis infinite smooth scroll
- GSAP viewport-based text scaling

Inspired by the Joby branding by TinyWins.

🔗 codepen.io/vanholtzco/p...

1 month ago 6 1 2 0
Preview
Preloader A code demo by Eric Van Holtz created on CodePen

Check out the new @codepen.io "Pen 2.0" editor in this preloader example…

🔗 codepen.io/editor/vanho...

1 month ago 3 0 0 0
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The new @codepen.io "Pen 2.0" is in Public Beta! It brings the capabilities of Projects to Pens.

✅ File system
✅ Config / build / processing blocks
✅ Real-time collaboration
…and more!

Pen 2.0 example in thread…

1 month ago 0 0 1 0
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Preview
Glass Panel Wave (OKLCH + 3D) A looping 3D animation built with HTML, CSS, and vanilla JavaScript. Warm ceramic discs and cool glass panels animate in a sine-wave motion with depth...

CodePen codepen.io/vanholtzco/f...
Fork it, change it up, let me see what you do!

1 month ago 1 0 0 0
Video

Experimenting with:
• OKLCH color blending
• CSS 3D perspective
• backdrop-filter glass
• sine-based wave staggering
• pointer inertia

Inspired by Ordinary Folk’s motion work.
Built in vanilla HTML/CSS/JS.

CodePen in the replies 👇

1 month ago 35 7 1 0
Preview
Magnetic Lines Magnetic vertical lines rendered on a <canvas> with a spring-based interaction system. Lines are subtly pulled toward the cursor or touch position usi...

Fully tweakable. Fork it, change it, make it your own.
Would love to see what you come up with.

codepen.io/vanholtzco/p...

1 month ago 0 0 0 0
Video

Magnetic lines. Canvas. Spring physics.
All vibes.

Inspired by a linear billboard.

1 month ago 8 2 1 0

99 was me!

2 months ago 1 0 1 0

Yeah, Mastodon was too complex even for me! Well, if you end up checking out what I’m building I’d love any feedback. I’m passionate about creating a meaningful community for devs and designers to reconnect. Hoping they can appreciate a platform built by a peer :)

2 months ago 0 0 0 0

Many dev rel folks moved to Bluesky and are primarily who I follow / the feed I view. So it's pretty quiet, but on topic.

Side question… with X being what it is, and Bluesky having blew up, do you think there's room for a niche social network built for our industry? I made one, but need the people.

2 months ago 0 0 1 0
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A social network made for builders.
Designers 🤝 Developers
No algorithms. No ads. Just real people.

Reclaim your voice.
Join free today.

Are we the first to offer code formatting in social posts?

2 months ago 4 3 1 0
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Unpopular opinion: macOS Tahoe’s UI with a gradient + dark theme is chill. Finally trying desktop widgets, and so far they’re proving useful. Am I alone?

2 months ago 1 0 0 0

Tailwind 2017: boo 🎃
Tailwind v1 2019: hello 🌍
Me: SCSS 😎

Tailwind v4 + no-config JIT = 🔥
Theming, grid, responsive, AI-friendly?
Okay, I’m in.

Also btw, CSS vars use () not [] 🤦🏻‍♂️

2 months ago 1 0 0 0

Well my booster must be broken :( I wanted to ask the community and shared my own personal experience. Didn’t think it was that weird. It is disappointing that people did respond. Sad for sure.

3 months ago 0 0 1 0

Claude and I built a live interactive version of my current project's design system using the Figma MCP server + Cursor.

Design System listing page w/TOC
• Style guide: responsive grid, brand colors, typography, buttons, forms, etc…
• Content module pages w/variations

🖤

3 months ago 1 0 1 0

Thanks Axel! Being able to switch up the vibe is cool. Could even theme it for holidays or brands that I might be talking about.

3 months ago 0 0 0 0
Eric stands behind a wooden desk in a modern home office, arms resting on the surface. He’s wearing a gray t-shirt and looking toward the camera. The room is softly lit with blue and green accent lights, multiple monitors, plants, and tech gear visible in the background.

Eric stands behind a wooden desk in a modern home office, arms resting on the surface. He’s wearing a gray t-shirt and looking toward the camera. The room is softly lit with blue and green accent lights, multiple monitors, plants, and tech gear visible in the background.

Slowly dialing in the office setup with some new lighting, fresh paint, and camera gear.

Learning from talented creators on YouTube about cameras, lighting, writing, editing, and strategy.

Getting there.

3 months ago 6 0 1 0
An older man stands on a step ladder in a modern room, working with his hands at an open ceiling fixture. A white drop cloth covers furniture below him, and dark vertical wood paneling lines the walls.

An older man stands on a step ladder in a modern room, working with his hands at an open ceiling fixture. A white drop cloth covers furniture below him, and dark vertical wood paneling lines the walls.

A modern, dimly lit home office with blue ambient lighting. A circular recessed ceiling light glows softly above a desk setup with a computer, plants, and shelving, framed by dark wood-paneled walls.

A modern, dimly lit home office with blue ambient lighting. A circular recessed ceiling light glows softly above a desk setup with a computer, plants, and shelving, framed by dark wood-paneled walls.

My dad installed halo ceiling lights in my office yesterday. The eclipse-like effect is unreal. He also custom built the wood paneling and shelf with integrated LEDs. 🖤

3 months ago 0 0 0 0

When freelance slowed down in early 2024–25, I built @okaydev.co, a creative dev + design community. In the new year, I’m stepping outside my comfort zone and starting to create content about the web, tech, & inspiring work from an okay dev’s perspective. Here’s to learning and building together! 🥂

3 months ago 3 2 0 0

Thanks Florian! Like… What challenges they've faced, and choices they've made. What they feel sets them apart.

4 months ago 1 0 0 0
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display: masonry = everyone gets it

Forcing a "grid" requirement introduces confusion, something CSS has enough of.

By the time this has cross-browser support will we still be typing code by hand? 😜 I kid… still looking forward to this, and appreciate the update 🙏

4 months ago 2 0 1 0

I’ve been asked to chat with a studio’s team about my work at their monthly event. I’ve done this just once before.

Any advice / suggestions on how to keeping it meaningful, interesting, and fun?

5 months ago 0 0 1 0

Thanks for catching that, Andy. You’re right, those default Termly terms are way too broad. I used the boilerplate at launch but I’m revising it now so creators keep full ownership and rights. Transparency matters to me. Update coming soon!

6 months ago 1 0 1 0

That means a lot, thank you! Stoked to have you there 🙌🏻

6 months ago 0 0 0 0

DevRel friends — where are you?

I’m building Okay Social as a space for the creative + dev community to reconnect.

If that mission resonates, I’d love your help spreading the word.

6 months ago 1 2 0 0