Top dweets this week

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.

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Current theme challenge: #Food

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rodrigo.siqueira

remix of d/34751 by u/rodrigo.siqueira

function u(t) {

c.style.filter='invert()sepia()'
for(i=1e4;i--;x.fillRect(960+X*60,610-Y*70,t<2,.1))
F=i%(4+6/t),X=F*S(k=i/t)-4*S(w=k/2),Y=F*C(k)+3*C(w)

Jan 19 2026 1:34 PM UTC

}// 136/140

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Triple loop

u/tomxor

Neat
u/ximavus

nice one!

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KilledByAPixel

remix of d/34793 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󩭯󬬨󨼮󭽩󩍴󪌦󟝩󟜶󜬷󜬻󪜭󛜻󩌽󣝡󭍨󛭭󪝮󚌨󦜽󪜯󜜸󜌭󜜷󚜪󚬲󛌨󦌪󛬵󛜱󞌩󚬪󜬩󛍸󛭦󪝬󫍓󭍹󫍥󟝘󟽤󟌵󟼧󘽅󜬳󙼺󩌼󜬴󟼧󘽦󩭦󙼺󙼣󜌵󞜧󞬧󘼵󝜵󙼬󮌮󩭩󫍬󤭥󨽴󚌳󞜫󦌯󜬫󦌯󝌸󚭃󚍘󛼸󛝩󛼸󜌰󛝴󚬶󚜬󜼰󚽙󚽘󛼱󜬪󤼨󦌯󜜶󛝴󚜬󜬬󪜿󛬳󞬹󞜩󚝘󟝩󙜹󞜻`.replace(/u../g,'')))

Jan 21 2026 4:42 PM UTC

}// 140/140

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Iceland 🇮🇸 #flag

u/ximavus

I'm still amazed for how this is possible

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codezmr

function u(t) {

c.width|=0;for(i=4e3;i--;x.fillRect(960+X/Z*400,540+Y/Z*400,s,s))A=i/40+t,R=3+S(B=i/15),X=R*C(A),Y=R*S(A),Z=6+C(B),s=30/Z

Jan 16 2026 2:47 PM UTC

}// 121/140

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u/ximavus

is this account a bot or someone that had many ideas and posted them all at once?

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ximavus

function u(t) {

x.reset()
for(X=96;X--;)for(Y=54;Y--;x.fillStyle=X&Y?'red':'blue')x.fillRect(X*(20+C(t+Y/9)*9),Y*(20+S(t+X/9)*9),30,30)

Jan 21 2026 7:00 PM UTC

}// 119/140

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goodness I did the the waving flag thing!

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KilledByAPixel

remix of d/34782 by u/KilledByAPixel

function u(t) {

for(c.width&=i=6272;i--;x.fillStyle=X<3?'#009':X<6?'#eee':'#E01',x.fillRect(9+X*8+X/4*C(X*2-i/800-t*6),9+i/150+X*S(X-t),3,i?.3:99))X=i%99/12

Jan 20 2026 9:46 PM UTC

}// 140/140

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France 🇫🇷 #flag 🥖

u/Axioplase

I guess it can be done :) I'll have to study it.

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DazeWare

remix of d/34779 by u/DazeWare

function u(t) {

c.width|=c.style.filter='invert('
for(i=1e4;i--;x.fillRect(960+X*40,540+Y*40,3,t))
F=i%T(i),
X=F*S(v=i/8+t/2)+4*S(i+t),Y=F*T(v)-t*T(i/4-t)

Jan 19 2026 2:27 PM UTC

}// 138/140

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u/ximavus

like me pouring peanut butter on my sandwich

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rodrigo.siqueira

remix of d/34778 by u/rodrigo.siqueira

function u(t) {

c.style.filter='invert()sepia()'
for(i=1e4;i--;x.fillRect(960+Y*77,540-X*60,t<2.5,.1))
F=i%(4+9/t),X=F*S(k=i/t)-4*S(w=k/1),Y=F*C(k)+3*C(w)

Jan 20 2026 1:05 PM UTC

}// 138/140

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Concentric Loop 2

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rodrigo.siqueira

remix of d/34780 by u/DazeWare

function u(t) {

c.width|=c.style.filter='invert('
for(i=1e4;i--;x.fillRect(960+X*99,560+Y*40,3,2))F=i%S(v=i*i),
X=F*S(v)+4*S(i)-S(v)*F*8,Y=F*T(v)-3*T(i/2-t)

Jan 19 2026 4:34 PM UTC

}// 140/140

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Pouring dust

u/ximavus

my peanut butter comment made more sense in this one
u/ximavus

ah wait this was posted after the other one ok

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DazeWare

remix of d/34751 by u/rodrigo.siqueira

function u(t) {

c.width|=c.style.filter='invert('
for(i=1e4;i--;x.fillRect(960+X*40,540+Y*40,3,t))
F=i%T(i),
X=F*S(v=i/8+t/2)+4*S(i/2),Y=F*T(v)-4*T(i/4-t)

Jan 19 2026 2:25 PM UTC

}// 138/140

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codezmr

function u(t) {

c.width|=0;for(i=4e3;i--;x.fillRect(960+X/z*500,540+Y/z*500,s,s))a=i/40+t,z=3+S(a),X=C(a+t)+S(i*5)/4,Y=S(a)-C(i*5)/4,s=25/z

Jan 16 2026 2:46 PM UTC

}// 123/140

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