https://chr15m.github.io/speccy/
Video:
https://youtu.be/IZtCSfd9G_A
Source & doc:
https://github.com/chr15m/speccy
Here are some synths to paste into the editor to get started:
blippy synth
(sfxr {:wave :square :env/decay 0.1 :note #(at % 32 {0 24 3 29 7 60 12
52 19 29 28 52})})donk bass
(sfxr "1111128F2i1nMgXwxZ1HMniZX45ZzoZaM9WBtcQMiZDBbD7rvq6mBCATySSmW7xJabfyy9xfh2aeeB1JPr4b7vKfXcZDbWJ7aMPbg45gBKUxMijaTNnvb2pw"
{:note #(or
(at % 57
{5 35
27 34})
(at % 32
{0 24
6 29
18 21
26 12}))})hi hat
(sfxr {:wave :noise
:env/sustain 0.05
:env/decay 0.05
:vol #(sq % [0.3 0.1 0.2 0.1])})snare
(sfxr "7BMHBGCKUHWi1mbucW62sVAYvTeotkd4qSZKy91kof8rASWsAx1ioV4EjrXb9AHhuKEprWr2D4u4YHJpYEzWrJd8iitvr23br2DCGu7zMqFmPyoSFtUEqiM64"
{:note 36
:vol #(at % 16
{4 0.5
12 0.5})})Enjoy!
]]>