Top dweets of all time

function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<9;i++)
x.fillRect(400+i*100+S(t)*300,400,50,200) // draw 50x200 rects

} // 122/140

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    u(t) is called 60 times per second.
    t: Elapsed time in seconds.
    S: Shorthand for Math.sin.
    C: Shorthand for Math.cos.
    T: Shorthand for Math.tan.
    R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5)
    c: A 1920x1080 canvas.
    x: A 2D context for that canvas.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Food

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hamptonio

remix of d/123 by u/icecuber

function u(t) {

t?i++:i=0;for(j=1e3;j--;){a=b=0;k=256;for(;k--&&a*a+b*b<4;)c=a*a-b*b+i/1e4,b=2*a*b+j/1e4+.6,a=c;x.fillRect(i,j,1,S(k))}

Feb 26 2017 9:48 PM UTC

}// 119/140

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u/iverjo

Worth the wait
u/hamptonio

Yeah its pretty damn slow.
u/KHymatim

Mmmmm
u/iverjo

#fractal

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pieterkockx

function u(t) {

for(i=0;i<400;i++){r=Math.random(1);s=S(t)*S(r*t);x.fillStyle=R(180*s,240*r*s,128*s,r*r);x.fillRect(i*11*s,1e3*s+99*r,5*r,28*r*(t%8));}

Feb 19 2017 11:33 PM UTC

}// 135/140

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iverjo

function u(t) {

i=W=c.width=960;X=250*t%W;G=(1-S(X/29))*.3;x.lineWidth=80;x.arc(X,200,40,G,6.29-G);x.stroke();while(i>X)x.fillRect(i,190,20,20),i-=190

Jul 22 2016 12:34 AM UTC

}// 134/140

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Pacman, inspired by tamberlo

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u/tamberlo

thank you for cleaning up my idea ;) your solution is very neat
u/iverjo

Thanks :) It lacks the yellow color, though. I'm not sure I could hack that in without removing the rectangles
u/iverjo

Golfed a bit (128 characters): i=W=c.width=960;x.lineWidth=80;x.arc(X=250*t%W,200,40,G=.3-.3*S(X/29),6.29-G);x.stroke();for(;i>X;i-=190)x.fillRect(i,190,20,20)
u/donbright

lol
u/iverjo

#pacman
u/rodrigo.siqueira

#atari

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KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󨼮󭽩󩍴󪍼󟝩󟜳󜌰󞽩󛜭󞼩󩭯󬬨󦜽󭌪󝬰󚽩󛍳󟜨󜼰󜌭󪜩󚬪󜬬󦌽󝼻󦌭󛜻󚍘󧭙󟬾󝬩󙜴󙬦󮌮󩭩󫍬󤭥󨽴󚌹󝬰󛝘󚭷󚽷󛼮󝌫󜼪󤼨󦜯󞜹󚜪󪜬󬼯󞌰󛍷󛍳󚜩󮌮󩭩󫍬󤽴󮝬󩜽󨍨󬽬󚌤󮼨󦜾󟬹󚜪󞜰󯜠󞜹󙜠󙍻󚌨󦜾󟬴󧭘󚜦󜜿󝬰󞬹󚜫󚍙󙜳󜬾󜜩󚬳󜍽󙝠󛍷󟜹󚽳󛼲󞜹`.replace(/u../g,'')))

Jul 15 2026 2:31 AM UTC

}// 140/140

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Skydreams JS1024 Demo 🌈☁️ https://js1024.fun/demos/2026/25/bar

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u/KilledByAPixel

Enhanced version (keyboard & touch support) - https://killedbyapixel.github.io/TinyCode/1K…
u/vain

hot shit. I really love the enchanged game version -
u/joji

you totally made the game addicting
u/joji

is it open source?
u/DaSpider

Marble madness action
u/tomxor

Nice, the checker pattern reminds me of the sonic half pipe for some reason.

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KilledByAPixel

remix of d/34411 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󪜽󭼽󜝥󝌻󛜭󪜻󮌮󩭩󫍬󤭥󨽴󚌮󛬮󭌿󦼹󝬰󚼲󝜰󚭘󛌳󝜵󚼲󝜰󚭙󛌳󛌳󧜺󬜿󦼶󝬰󛍩󚬸󜼬󝬰󜌬󪜼󝼿󪜪󜜰󞬶󜍝󞭛󜌬󜌬󭼬󭽝󚜩󥼽󜜭󪜪󪜯󜝥󞌬󦌽󥼪󤼨󨜽󪜪󭌩󛍙󟝗󚭃󚍡󚜬󮌮󩭩󫍬󤽴󮝬󩜽󨍨󬽬󚌤󮽩󛼱󜬵󛝘󚬴󜌭󦜪󞌰󛜴󝝽󘌹󞜥󙍻󭌿󝜰󞭱󟝩󟍷󛜱󙬦󭽽󙝠`.replace(/u../g,'')))

May 18 2026 1:33 AM UTC

}// 140/140

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VHS 📼

u/NiVZ

Amazing! I'm old enough to remember the Scotch VHS tapes and adverts "Re-record, not fade away" 📼💀
u/megamitts

u/NiVZ Me too! The best Christmas gifts for an 8 year old in 1984 - a ZX Spectrum and an E180 VHS tape.
u/aleamb

wow, beautiful!

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dee-gomma

function u(t) {

for(f=r=a=128,c.width=448;r;x.fillRect(f+C(g=a+.78)*r,f*q+S(g)*r,!(r&((q-1.3)*S(a*2)*(200+r*C(a)+r*S(a)))),1))a=a>6.3?0*r--:a+1/r,q=C(t)/9+1

Apr 25 2026 11:14 AM UTC

}// 140/140

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#sierpinski metamorphosis - butterfly ant spider angel

u/cantelope

"'Come on home, girl' he said with a smile. 'I cast my spell of love on you, a woman from a child'" -heart, magic man
u/gennadiy

Зачем спидранить и одновременно зачитывать фристайл рэперу Oxxxymiron?
u/Agmerboi

did you hear about the serial murder who was an acrobat? the police say shes twistd

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cantelope

function u(t) {

eval(unescape(escape`𩡯𬠨𡠽𫠽🡸𛡦𪑬𫁒𩑣𭀨𞐶𜀫𨐬𪀫𨠬𞐬𞐩𛁨🐵𝀰𛁩👣𛡷𪑤𭁨𯀽𜀻𪐭𛐻𡠨𨐽𦀬𨠽𦐩𚑻𩡯𬠨𦀽𤰨𪐩𚠨𫀽𜐵𜀩𛁙👃𚁩𚐪𫀬𩀽𜀬𫐽𜰻𫐭𛐻𨠽𠰨𬐩𚡬𛁤👍𨑴𪀮𪁹𬁯𭀨𩐽𨐭𦀬𩠽𨠭𦐩𛰸𛁘𛐽𩐪𚁶🐹𛱤𚐬𡠨𦐭👦𚡶𚐩𨐽𤰨𬐽𜠪𫐩𚠨𫀽𪀪𠰨𭀫𫐩𚑽`.replace(/u../g,'')))

Mar 8 2026 10:07 PM UTC

}// 140/140

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repulsors and blobbo

u/ximavus

cant understand the code I see there's hypot tho so its for curving I guess
u/cantelope

blobbo is a circle of rectangles, pushed a distance away from each point, divided by the distance to each point
u/ximavus

thanks for the simplification now I understand it :)

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cantelope

function u(t) {

eval(unescape(escape`𩡯𬠨𬠽𬐽🠨𚁩𚱱𚐪𚠮𞐥𜐩𛐮𝐬𮀮𩡩𫁬𤡥𨱴𚀰𛀰𛁷🐱𩐴𛁷𚐬𪐽𭰻𪐭𛐻𮀮𨱬𩑡𬡒𩑣𭀨𞐶𜀫𨑛𪐥𜱝𚠨𫀽𚀨𭀫𚁩𛰹𯀰𚐩𙐶𚐯𝠪𚁩𙐲🰭𜠺𜠩𚐯𚁚👡𦰨𪐫𜠩𙐳𧐪𫀫𜐩𚠨𪀽𝐴𜀩𛁨𚱡𦰨𪐫𜐩𙐳𧐪𫀯𦠪𪀬𬰽𜰯𦠬𬰩𚑡👛𬠨𜀩𛁲𚁷𚐬𛠵𧐻`.replace(/u../g,'')))

Feb 28 2026 11:12 PM UTC

}// 136/140

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expanding spheres, but they're cubes

u/ximavus

theyre Minecraft blocks nice
u/Joachim

the best kind of sphere

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alexsav

remix of d/1875 by u/FireFly

function u(t) {

for(x.reset(i=2e4);i--;x.fillText(" _f4EBWM@"[4-M.asin(Y=i/9e3-1)*3^7&M.atan2(X=1-i%135/67,M.sqrt(1-X*X-Y*Y))*3-t*4|0],i%135*8,i/17))M=Math

Dec 27 2025 2:01 AM UTC

}// 139/140

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ASCII rotating sphere

u/ximavus

Those ASCII ones are so amazing!

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KilledByAPixel

remix of d/34603 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󠜽󥼽󝌷󜌊󡌽󣝡󭍨󛭲󨝮󩍯󫜨󭌪󟜶󜌩󚭗󒭆󟝚󟜾󮌮󩭩󫍬󤭥󨽴󚍁󚽴󙜴󚬴󞌰󛌱󜼰󛝚󛼲󚼨󭌾󟬲󚜪󜬷󜌬󜜬󦬬󮌮󩭩󫍬󤽴󮝬󩜽󨍨󬽬󚌤󮽈󯜠󙍻󦬯󟜳󯜥󙍻󦭽󙝠󚜊󩭯󬬨󦬽󜬻󠜻󦬫󟜱󛽗󚜨󡜽󡌫󦬪󠜯󥼭󦬯󜬦󦬫󞜩󙜵󯍼󡬨󜬶󜌬󢌽󡌩󚽆󚍗󛼨󦬫󡌯󥼩󛍈󚬽󜬬󦬽󜬩󚽁󛜭`.replace(/u../g,'')))

Dec 12 2025 5:20 PM UTC

}// 140/140

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Rooms 🚪

u/cantelope

#rooms