Additional keyboard bindings for shaderoo.org, plus a minor improvement. Can be used with an extension such as "Custom Javascript for Websites".

aceconfig.js

editor.commands.addCommand({
    name: 'ApplyShaderCode',
    bindKey: {win: 'Alt-Enter',  mac: 'Alt-Enter'},
    exec: function(editor) {
        reloadShadersAndRedraw();
    },
    readOnly: true
});

editor.commands.addCommand({
    name: 'PlayPause',
    bindKey: {win: 'Ctrl-Enter',  mac: 'Cmd-Enter'},
    exec: function(editor) {
        togglePlay();
    },
    readOnly: true
});

editor.commands.addCommand({
    name: 'SaveShader',
    bindKey: {win: 'Ctrl-S',  mac: 'Cmd-S'},
    exec: function(editor) {
        document.getElementById("saveDBButton").click();
    },
    readOnly: true
});

// Disable page scroll when hovering over canvas or timeline
function preventScroll(event) {
    event.preventDefault();
}

const shader_canvas = document.getElementById('glcanvas');
shader_canvas.addEventListener('wheel', preventScroll);

const shader_timeline = document.getElementById('TimelineCanvas');
shader_timeline.addEventListener('wheel', preventScroll);