DNA double helix, 146 chars.

fillp(▥)c,l,m=circfill,line,64::_::for i=1,12 do o,s=i*10,sin(t()+i/12)*20 c(m-s,o,4,8)c(m+s,o,4,6)l(m-s,o,m,o,8)l(m,o,m+s,o,6)end ?"⁶1⁶c0"
goto _

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Loading, 244 chars.

_set_fps(60)fillp(◆)?"\^!5f11▒1⬇️😐<?◆🅾️☉8웃9:♥7"
a=1m=48c={}s="𝘭𝘰𝘢𝘥𝘪𝘯𝘨"::_::p=min(1,t()/8)a+=1for i=1,m do circfill(63+sin(i/m)*58,63+cos(i/m)*58,5,(i+a)/3)end?"⁶t⁶w"..s.."⁶g⁶pᶜ5"..s,39,63,2
line(39,76,39+54*p,76,9)?(p\.01).."%⁶1⁶c0",58,79
goto _

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Digital Rain, 162 chars.

n,c,l,t=21,"",{},0::_::t+=1?"⁶1⁶c0⁶!5f11\0\0\0⬇️⬇️³³⬅️⬅️ᵇᵇ⌂⌂⌂⁷"
for i=1,441do
if(t<2)c..=chr(204+rnd(50))l[i]=rnd(n)else?c[i],i%n*7-2,i\n*6,l[i%n+1]+i\n-t
end goto _

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