Submissions from codepen.io

		A HTML-CSS-JS quine that syntax-highlights itself (codepen.io)
		2 points by finnhvman 3 days ago \| past \| discuss
		Holographic Masks in CSS (codepen.io)
		3 points by Kerrick 5 days ago \| past \| 1 comment
		Vibe Coding Keyboard (codepen.io)
		4 points by throwaway888abc 10 days ago \| past \| 2 comments
		Gemini 2.5 Pro Virtual Analog Vibe Synth (codepen.io)
		2 points by intellectronica 22 days ago \| past
		Mondrian Toggle (codepen.io)
		1 point by bookofjoe 23 days ago \| past \| 2 comments
		Better slashdot readability with Stylus extension (codepen.io)
		1 point by phun-ky 63 days ago \| past \| 1 comment
		VanillaJS LLM response streaming animation (codepen.io)
		1 point by ibowankenobi 66 days ago \| past \| 1 comment
		HTML Kaleidoscope (codepen.io)
		65 points by tetris11 70 days ago \| past \| 14 comments
		Tinder swipe UI in ~100 lines of JavaScript (codepen.io)
		1 point by memalign 74 days ago \| past
		Top Pens of 2024 on CodePen (codepen.io)
		1 point by thm 83 days ago \| past
		Native Web Component Logo Generator with Animated SVG Filter (codepen.io)
		1 point by ibowankenobi 3 months ago \| past
		Interactive Sunny-Side Pattern (codepen.io)
		2 points by memalign 3 months ago \| past
		Hack demonstration: 100% CSS (no JavaScript) – Get user's –IP-Address on:root (codepen.io)
		2 points by JaneOri 3 months ago \| past \| 1 comment
		A Trip (codepen.io)
		1 point by bookofjoe 3 months ago \| past
		Show HN: Animated SVG Avatar (codepen.io)
		1 point by Doches 4 months ago \| past
		Real-Time HTML/CSS Editor (codepen.io)
		2 points by javatuts 5 months ago \| past
		CSS music video – no images, pure code (codepen.io)
		3 points by saaaaaam 6 months ago \| past \| 1 comment
		Arpeggiator Cube (codepen.io)
		86 points by memalign 6 months ago \| past \| 26 comments
		Rube Goldberg HTML Form (codepen.io)
		4 points by lnyan 7 months ago \| past
		Ephemeral Tic-Tac-Toe (codepen.io)
		2 points by bookofjoe 7 months ago \| past
		Ephemeral Tic-Tac-Toe (codepen.io)
		3 points by debesyla 8 months ago \| past
		Animated gradient over a live video feed (codepen.io)
		1 point by rikroots 8 months ago \| past \| 1 comment
		PatternXOR Game (codepen.io)
		2 points by RafelMri 8 months ago \| past
		Doom Clone in Pure CSS (codepen.io)
		4 points by adunk 9 months ago \| past \| 1 comment
		HTML Tags Memory Test (codepen.io)
		154 points by robin_reala 9 months ago \| past \| 154 comments
		Custom Scrollbars (2015) (codepen.io)
		1 point by benatkin 9 months ago \| past
		CSS/HTML Only Functional Calendar with Easter and Lunar Phase Calculations (codepen.io)
		1 point by wallyrwest 10 months ago \| past \| 1 comment
		Media Query Checker (codepen.io)
		1 point by thm 11 months ago \| past
		CSS Connect Four (codepen.io)
		2 points by btdmaster 11 months ago \| past
		Doom Scroll – Front End Conf 2024 Demo (codepen.io)
		2 points by adunk 11 months ago \| past
		More