ZzFX is a tiny sound generator designed to produce a wide variety of sound effects with minimal code overhead. It's perfect for games, prototypes, and any web application that needs sound without the bulk of traditional sound files.
- Compact: Less than 1 kilobyte when compressed!
- Versatile: 20 controllable parameters for diverse sound effects.
- No Dependencies: Standalone with no external libraries.
- Cross-Browser: Compatible with nearly all web browsers.
- Open Source: MIT licensed, use it anywhere!
- Code-Driven Sound: Add or change sound effects with just one line of code.
- Lightweight: No sound asset files mean faster download times.
- Prototyping: Ideal for placeholder sound effects.
- Game Jams: Minimal overhead for size-limited competitions like JS13K.
- Not Just for Games: Enhance any website with sound.
- Download from github or use
npm install zzfx - Import ZZFX as a module with using
import {ZZFX, zzfx} from './ZzFX.js' - Or paste the code from ZzFXMicro.min.js
- To play a sound just call zzfx(), something like
zzfx(...[,,,,.1,,,,9]) - Use the ZzFX sound designer web app to craft new sounds.
Sample sounds...
zzfx(...[,,925,.04,.3,.6,1,.3,,6.27,-184,.09,.17]); // Game Over
zzfx(...[,,537,.02,.02,.22,1,1.59,-6.98,4.97]); // Heart
zzfx(...[1.5,.8,270,,.1,,1,1.5,,,,,,,,.1,.01]); // Piano
zzfx(...[,,129,.01,,.15,,,,,,,,5]); // Drum- ZzFX now supports music via ZzFXM by Keith Clark!
- Super tiny player and songs.
- Compatible with NoteCraft exports.
- Random Sound Generation: Create sounds from presets.
- Sound Management: Auto-save, rename, and favorite sounds.
- Sound Visualization: View sound wave images on playback.
- Sharing: Load sounds via pasted zzfx code.
- Export/Import: Drag-and-drop support for sound lists.
- Offline Playback: Save sounds as .wav files.
Here's all the code you need to play ZzFX sounds with JavaScript!
let // ZzFXMicro - Zuper Zmall Zound Zynth - v1.3.1 by Frank Force ~ 1000 bytes
zzfxV=.3, // volume
zzfxX=new AudioContext, // audio context
zzfx= // play sound
(p=1,k=.05,b=220,e=0,r=0,t=.1,q=0,D=1,u=0,y=0,v=0,z=0,l=0,E=0,A=0,F=0,c=0,w=1,m=0,B=0
,N=0)=>{let M=Math,d=2*M.PI,R=44100,G=u*=500*d/R/R,C=b*=(1-k+2*k*M.random(k=[]))*d/R,
g=0,H=0,a=0,n=1,I=0,J=0,f=0,h=N<0?-1:1,x=d*h*N*2/R,L=M.cos(x),Z=M.sin,K=Z(x)/4,O=1+K,
X=-2*L/O,Y=(1-K)/O,P=(1+h*L)/2/O,Q=-(h+L)/O,S=P,T=0,U=0,V=0,W=0;e=R*e+9;m*=R;r*=R;t*=
R;c*=R;y*=500*d/R**3;A*=d/R;v*=d/R;z*=R;l=R*l|0;p*=zzfxV;for(h=e+m+r+t+c|0;a<h;k[a++]
=f*p)++J%(100*F|0)||(f=q?1<q?2<q?3<q?Z(g**3):M.max(M.min(M.tan(g),1),-1):1-(2*g/d%2+2
)%2:1-4*M.abs(M.round(g/d)-g/d):Z(g),f=(l?1-B+B*Z(d*a/l):1)*(f<0?-1:1)*M.abs(f)**D*(a
<e?a/e:a<e+m?1-(a-e)/m*(1-w):a<e+m+r?w:a<h-c?(h-a-c)/t*w:0),f=c?f/2+(c>a?0:(a<h-c?1:(
h-a)/c)*k[a-c|0]/2/p):f,N?f=W=S*T+Q*(T=U)+P*(U=f)-Y*V-X*(V=W):0),x=(b+=u+=y)*M.cos(A*
H++),g+=x+x*E*Z(a**5),n&&++n>z&&(b+=v,C+=v,n=0),!l||++I%l||(b=C,u=G,n=n||1);p=zzfxX.
createBuffer(1,h,R);p.getChannelData(0).set(k);b=zzfxX.createBufferSource();
b.buffer=p;b.connect(zzfxX.destination);b.start()}Space Huggers / Driven Wild / The Way of the Dodo / Squad 13 / Coup Ahoo / Bubble Burst / Packabunchas / Galaxy Rider / The Adventures of Captain Callisto / Welcome to Space / Bogus Roads / NoteCraft / The Wandering Wraith / Bounce Back / Hue Jumper / Bubba's Back Room / Backstabber Hero / Spendotron: 2019 / Dioretsa / Back 2 Back / Quick Wins / Back Relax / Back To The Island / Backspace It / Back To The Stars / Can't Get Back / Letchworth Village / Noegnud / Sausage Redemption / Marshmallow Sky / Big Champ / I want to google the game / Edge Not Found / Stolen Sword / Highway 404 / The Last Spartan / OS13k / Crab Story / Cooking for Skully / Egg Time Rewind / Charon Jr. / 13 / Soul Surf / Dead Again / Trench Fisher / Path to Glory / Merlin vs Alfonso / Casual Crusade / Squirtcopter / Wendol Village / Brewing Disaster / Data Warrior: 13kb limit / Unblock / 204Snake! / GATOR / A Hedgehog's Search
