Made GhettoBlastr. Created a simple web app to play various sounds.

This is a vue.js app that loads a JSON file from the server and uses that to generate a sound board. Audio files are put into audio/. It takes most of it CSS from kaamelott-soundboard.2ec0b4.fr.

.gitignore

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+source.json
+audio/*

css/main.css

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+/*! HTML5 Boilerplate v5.3.0 | MIT License | https://html5boilerplate.com/ */
+
+/*
+ * What follows is the result of much research on cross-browser styling.
+ * Credit left inline and big thanks to Nicolas Gallagher, Jonathan Neal,
+ * Kroc Camen, and the H5BP dev community and team.
+ */
+
+/* ==========================================================================
+   Base styles: opinionated defaults
+   ========================================================================== */
+
+html {
+    color: #222;
+    font-size: 1em;
+    line-height: 1.4;
+}
+
+/*
+ * Remove text-shadow in selection highlight:
+ * https://twitter.com/miketaylr/status/12228805301
+ *
+ * Vendor-prefixed and regular ::selection selectors cannot be combined:
+ * https://stackoverflow.com/a/16982510/7133471
+ *
+ * Customize the background color to match your design.
+ */
+
+::-moz-selection {
+    background: #b3d4fc;
+    text-shadow: none;
+}
+
+::selection {
+    background: #b3d4fc;
+    text-shadow: none;
+}
+
+/*
+ * A better looking default horizontal rule
+ */
+
+hr {
+    display: block;
+    height: 1px;
+    border: 0;
+    border-top: 1px solid #ccc;
+    margin: 1em 0;
+    padding: 0;
+}
+
+/*
+ * Remove the gap between audio, canvas, iframes,
+ * images, videos and the bottom of their containers:
+ * https://github.com/h5bp/html5-boilerplate/issues/440
+ */
+
+audio,
+canvas,
+iframe,
+img,
+svg,
+video {
+    vertical-align: middle;
+}
+
+/*
+ * Remove default fieldset styles.
+ */
+
+fieldset {
+    border: 0;
+    margin: 0;
+    padding: 0;
+}
+
+/*
+ * Allow only vertical resizing of textareas.
+ */
+
+textarea {
+    resize: vertical;
+}
+
+/* ==========================================================================
+   Browser Upgrade Prompt
+   ========================================================================== */
+
+.browserupgrade {
+    margin: 0.2em 0;
+    background: #ccc;
+    color: #000;
+    padding: 0.2em 0;
+}
+
+/* ==========================================================================
+   Author's custom styles
+   ========================================================================== */
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+/* ==========================================================================
+   Helper classes
+   ========================================================================== */
+
+/*
+ * Hide visually and from screen readers
+ */
+
+.hidden {
+    display: none !important;
+}
+
+/*
+ * Hide only visually, but have it available for screen readers:
+ * https://snook.ca/archives/html_and_css/hiding-content-for-accessibility
+ *
+ * 1. For long content, line feeds are not interpreted as spaces and small width
+ *    causes content to wrap 1 word per line:
+ *    https://medium.com/@jessebeach/beware-smushed-off-screen-accessible-text-5952a4c2cbfe
+ */
+
+.visuallyhidden {
+    border: 0;
+    clip: rect(0 0 0 0);
+    -webkit-clip-path: inset(50%);
+    clip-path: inset(50%);
+    height: 1px;
+    margin: -1px;
+    overflow: hidden;
+    padding: 0;
+    position: absolute;
+    width: 1px;
+    white-space: nowrap; /* 1 */
+}
+
+/*
+ * Extends the .visuallyhidden class to allow the element
+ * to be focusable when navigated to via the keyboard:
+ * https://www.drupal.org/node/897638
+ */
+
+.visuallyhidden.focusable:active,
+.visuallyhidden.focusable:focus {
+    clip: auto;
+    -webkit-clip-path: none;
+    clip-path: none;
+    height: auto;
+    margin: 0;
+    overflow: visible;
+    position: static;
+    width: auto;
+    white-space: inherit;
+}
+
+/*
+ * Hide visually and from screen readers, but maintain layout
+ */
+
+.invisible {
+    visibility: hidden;
+}
+
+/*
+ * Clearfix: contain floats
+ *
+ * For modern browsers
+ * 1. The space content is one way to avoid an Opera bug when the
+ *    `contenteditable` attribute is included anywhere else in the document.
+ *    Otherwise it causes space to appear at the top and bottom of elements
+ *    that receive the `clearfix` class.
+ * 2. The use of `table` rather than `block` is only necessary if using
+ *    `:before` to contain the top-margins of child elements.
+ */
+
+.clearfix:before,
+.clearfix:after {
+    content: " "; /* 1 */
+    display: table; /* 2 */
+}
+
+.clearfix:after {
+    clear: both;
+}
+
+/* ==========================================================================
+   EXAMPLE Media Queries for Responsive Design.
+   These examples override the primary ('mobile first') styles.
+   Modify as content requires.
+   ========================================================================== */
+
+@media only screen and (min-width: 35em) {
+    /* Style adjustments for viewports that meet the condition */
+}
+
+@media print,
+       (-webkit-min-device-pixel-ratio: 1.25),
+       (min-resolution: 1.25dppx),
+       (min-resolution: 120dpi) {
+    /* Style adjustments for high resolution devices */
+}
+
+/* ==========================================================================
+   Print styles.
+   Inlined to avoid the additional HTTP request:
+   http://www.phpied.com/delay-loading-your-print-css/
+   ========================================================================== */
+
+@media print {
+    *,
+    *:before,
+    *:after {
+        background: transparent !important;
+        color: #000 !important; /* Black prints faster:
+                                   http://www.sanbeiji.com/archives/953 */
+        box-shadow: none !important;
+        text-shadow: none !important;
+    }
+
+    a,
+    a:visited {
+        text-decoration: underline;
+    }
+
+    a[href]:after {
+        content: " (" attr(href) ")";
+    }
+
+    abbr[title]:after {
+        content: " (" attr(title) ")";
+    }
+
+    /*
+     * Don't show links that are fragment identifiers,
+     * or use the `javascript:` pseudo protocol
+     */
+
+    a[href^="#"]:after,
+    a[href^="javascript:"]:after {
+        content: "";
+    }
+
+    pre {
+        white-space: pre-wrap !important;
+    }
+    pre,
+    blockquote {
+        border: 1px solid #999;
+        page-break-inside: avoid;
+    }
+
+    /*
+     * Printing Tables:
+     * http://css-discuss.incutio.com/wiki/Printing_Tables
+     */
+
+    thead {
+        display: table-header-group;
+    }
+
+    tr,
+    img {
+        page-break-inside: avoid;
+    }
+
+    p,
+    h2,
+    h3 {
+        orphans: 3;
+        widows: 3;
+    }
+
+    h2,
+    h3 {
+        page-break-after: avoid;
+    }
+}

css/normalize.css

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+/*! normalize.css v7.0.0 | MIT License | github.com/necolas/normalize.css */
+
+/* Document
+   ========================================================================== */
+
+/**
+ * 1. Correct the line height in all browsers.
+ * 2. Prevent adjustments of font size after orientation changes in
+ *    IE on Windows Phone and in iOS.
+ */
+
+html {
+  line-height: 1.15; /* 1 */
+  -ms-text-size-adjust: 100%; /* 2 */
+  -webkit-text-size-adjust: 100%; /* 2 */
+}
+
+/* Sections
+   ========================================================================== */
+
+/**
+ * Remove the margin in all browsers (opinionated).
+ */
+
+body {
+  margin: 0;
+}
+
+/**
+ * Add the correct display in IE 9-.
+ */
+
+article,
+aside,
+footer,
+header,
+nav,
+section {
+  display: block;
+}
+
+/**
+ * Correct the font size and margin on `h1` elements within `section` and
+ * `article` contexts in Chrome, Firefox, and Safari.
+ */
+
+h1 {
+  font-size: 2em;
+  margin: 0.67em 0;
+}
+
+/* Grouping content
+   ========================================================================== */
+
+/**
+ * Add the correct display in IE 9-.
+ * 1. Add the correct display in IE.
+ */
+
+figcaption,
+figure,
+main { /* 1 */
+  display: block;
+}
+
+/**
+ * Add the correct margin in IE 8.
+ */
+
+figure {
+  margin: 1em 40px;
+}
+
+/**
+ * 1. Add the correct box sizing in Firefox.
+ * 2. Show the overflow in Edge and IE.
+ */
+
+hr {
+  box-sizing: content-box; /* 1 */
+  height: 0; /* 1 */
+  overflow: visible; /* 2 */
+}
+
+/**
+ * 1. Correct the inheritance and scaling of font size in all browsers.
+ * 2. Correct the odd `em` font sizing in all browsers.
+ */
+
+pre {
+  font-family: monospace, monospace; /* 1 */
+  font-size: 1em; /* 2 */
+}
+
+/* Text-level semantics
+   ========================================================================== */
+
+/**
+ * 1. Remove the gray background on active links in IE 10.
+ * 2. Remove gaps in links underline in iOS 8+ and Safari 8+.
+ */
+
+a {
+  background-color: transparent; /* 1 */
+  -webkit-text-decoration-skip: objects; /* 2 */
+}
+
+/**
+ * 1. Remove the bottom border in Chrome 57- and Firefox 39-.
+ * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
+ */
+
+abbr[title] {
+  border-bottom: none; /* 1 */
+  text-decoration: underline; /* 2 */
+  text-decoration: underline dotted; /* 2 */
+}
+
+/**
+ * Prevent the duplicate application of `bolder` by the next rule in Safari 6.
+ */
+
+b,
+strong {
+  font-weight: inherit;
+}
+
+/**
+ * Add the correct font weight in Chrome, Edge, and Safari.
+ */
+
+b,
+strong {
+  font-weight: bolder;
+}
+
+/**
+ * 1. Correct the inheritance and scaling of font size in all browsers.
+ * 2. Correct the odd `em` font sizing in all browsers.
+ */
+
+code,
+kbd,
+samp {
+  font-family: monospace, monospace; /* 1 */
+  font-size: 1em; /* 2 */
+}
+
+/**
+ * Add the correct font style in Android 4.3-.
+ */
+
+dfn {
+  font-style: italic;
+}
+
+/**
+ * Add the correct background and color in IE 9-.
+ */
+
+mark {
+  background-color: #ff0;
+  color: #000;
+}
+
+/**
+ * Add the correct font size in all browsers.
+ */
+
+small {
+  font-size: 80%;
+}
+
+/**
+ * Prevent `sub` and `sup` elements from affecting the line height in
+ * all browsers.
+ */
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+sup {
+  top: -0.5em;
+}
+
+/* Embedded content
+   ========================================================================== */
+
+/**
+ * Add the correct display in IE 9-.
+ */
+
+audio,
+video {
+  display: inline-block;
+}
+
+/**
+ * Add the correct display in iOS 4-7.
+ */
+
+audio:not([controls]) {
+  display: none;
+  height: 0;
+}
+
+/**
+ * Remove the border on images inside links in IE 10-.
+ */
+
+img {
+  border-style: none;
+}
+
+/**
+ * Hide the overflow in IE.
+ */
+
+svg:not(:root) {
+  overflow: hidden;
+}
+
+/* Forms
+   ========================================================================== */
+
+/**
+ * 1. Change the font styles in all browsers (opinionated).
+ * 2. Remove the margin in Firefox and Safari.
+ */
+
+button,
+input,
+optgroup,
+select,
+textarea {
+  font-family: sans-serif; /* 1 */
+  font-size: 100%; /* 1 */
+  line-height: 1.15; /* 1 */
+  margin: 0; /* 2 */
+}
+
+/**
+ * Show the overflow in IE.
+ * 1. Show the overflow in Edge.
+ */
+
+button,
+input { /* 1 */
+  overflow: visible;
+}
+
+/**
+ * Remove the inheritance of text transform in Edge, Firefox, and IE.
+ * 1. Remove the inheritance of text transform in Firefox.
+ */
+
+button,
+select { /* 1 */
+  text-transform: none;
+}
+
+/**
+ * 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
+ *    controls in Android 4.
+ * 2. Correct the inability to style clickable types in iOS and Safari.
+ */
+
+button,
+html [type="button"], /* 1 */
+[type="reset"],
+[type="submit"] {
+  -webkit-appearance: button; /* 2 */
+}
+
+/**
+ * Remove the inner border and padding in Firefox.
+ */
+
+button::-moz-focus-inner,
+[type="button"]::-moz-focus-inner,
+[type="reset"]::-moz-focus-inner,
+[type="submit"]::-moz-focus-inner {
+  border-style: none;
+  padding: 0;
+}
+
+/**
+ * Restore the focus styles unset by the previous rule.
+ */
+
+button:-moz-focusring,
+[type="button"]:-moz-focusring,
+[type="reset"]:-moz-focusring,
+[type="submit"]:-moz-focusring {
+  outline: 1px dotted ButtonText;
+}
+
+/**
+ * Correct the padding in Firefox.
+ */
+
+fieldset {
+  padding: 0.35em 0.75em 0.625em;
+}
+
+/**
+ * 1. Correct the text wrapping in Edge and IE.
+ * 2. Correct the color inheritance from `fieldset` elements in IE.
+ * 3. Remove the padding so developers are not caught out when they zero out
+ *    `fieldset` elements in all browsers.
+ */
+
+legend {
+  box-sizing: border-box; /* 1 */
+  color: inherit; /* 2 */
+  display: table; /* 1 */
+  max-width: 100%; /* 1 */
+  padding: 0; /* 3 */
+  white-space: normal; /* 1 */
+}
+
+/**
+ * 1. Add the correct display in IE 9-.
+ * 2. Add the correct vertical alignment in Chrome, Firefox, and Opera.
+ */
+
+progress {
+  display: inline-block; /* 1 */
+  vertical-align: baseline; /* 2 */
+}
+
+/**
+ * Remove the default vertical scrollbar in IE.
+ */
+
+textarea {
+  overflow: auto;
+}
+
+/**
+ * 1. Add the correct box sizing in IE 10-.
+ * 2. Remove the padding in IE 10-.
+ */
+
+[type="checkbox"],
+[type="radio"] {
+  box-sizing: border-box; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Correct the cursor style of increment and decrement buttons in Chrome.
+ */
+
+[type="number"]::-webkit-inner-spin-button,
+[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+/**
+ * 1. Correct the odd appearance in Chrome and Safari.
+ * 2. Correct the outline style in Safari.
+ */
+
+[type="search"] {
+  -webkit-appearance: textfield; /* 1 */
+  outline-offset: -2px; /* 2 */
+}
+
+/**
+ * Remove the inner padding and cancel buttons in Chrome and Safari on macOS.
+ */
+
+[type="search"]::-webkit-search-cancel-button,
+[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+/**
+ * 1. Correct the inability to style clickable types in iOS and Safari.
+ * 2. Change font properties to `inherit` in Safari.
+ */
+
+::-webkit-file-upload-button {
+  -webkit-appearance: button; /* 1 */
+  font: inherit; /* 2 */
+}
+
+/* Interactive
+   ========================================================================== */
+
+/*
+ * Add the correct display in IE 9-.
+ * 1. Add the correct display in Edge, IE, and Firefox.
+ */
+
+details, /* 1 */
+menu {
+  display: block;
+}
+
+/*
+ * Add the correct display in all browsers.
+ */
+
+summary {
+  display: list-item;
+}
+
+/* Scripting
+   ========================================================================== */
+
+/**
+ * Add the correct display in IE 9-.
+ */
+
+canvas {
+  display: inline-block;
+}
+
+/**
+ * Add the correct display in IE.
+ */
+
+template {
+  display: none;
+}
+
+/* Hidden
+   ========================================================================== */
+
+/**
+ * Add the correct display in IE 10-.
+ */
+
+[hidden] {
+  display: none;
+}

css/style.css

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+* {
+    font-family: Helvetica Neue, Helvetica, sans-serif;
+    box-sizing: border-box;
+}
+html, body {
+    height: 100%;
+    margin: 0;
+    padding: 0;
+}
+html {
+    font-size: 16px;
+}
+body {
+    background: #3f3552;
+    color: #fefdfd;
+    font-size: 100%;
+    font-weight: 300;
+    line-height: 1.3;
+    /**/
+    -webkit-font-smoothing: antialiased;
+}
+
+header {
+    margin: 0.5em;
+    text-align: center;
+}
+header h1 {
+    font-size: 3em;
+}
+header h2 {
+    text-transform: capitalize;
+    color: #6f6f6f;
+}
+
+button, button:hover, button:focus {
+    background-color: #CB4D59;
+    background-image: none;
+    border: 0;
+    border-bottom: 3px solid #8B121E;
+    border-radius: 0;
+    color: #FEFDFD;
+    cursor: pointer;
+    display: inline-block;
+    font-size: 14px;
+    font-weight: 400;
+    line-height: 1.42857;
+    outline: none;
+    padding: 5px 20px;
+    position: relative;
+    text-decoration: none;
+    vertical-align: top;
+    white-space: nowrap;
+    -moz-user-select: none;
+    -webkit-appearance: none;
+}
+button.play, button.play:hover, button.play:focus {
+    background: #18AE90;
+    border-bottom: 3px solid #017F66;
+    padding: 10px 30px;
+}
+button.play:before {
+    content: "";
+    background: url('../img/play.svg') no-repeat center center;
+    font-size: 1em;
+    height: 30px;
+    left: 0;
+    position: absolute;
+    top: 5px;
+    width: 30px;
+}
+button.play.playing:before {
+    background: url('../img/stop.svg') no-repeat center center;
+}
+button:active {
+    top:3px;
+    border-bottom: 0;
+}
+
+.sounds ul {
+    list-style-type: none;
+}
+.sounds ul li {
+    display: inline-block;
+    height: 43px;
+    line-height: 43px;
+    margin: 1em;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    position: relative;
+}

img/play.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 140 140">
+    <polygon points="50,40 100,70 100,70 50,100, 50,40" fill="#FDFEFE"></polygon>
+</svg>

img/stop.svg

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 140 140">
+    <polygon points="45,45 95,45 95,95, 45,95 45,45" fill="#FDFEFE"></polygon>
+</svg>

index.html

@@ -0,0 +1,61 @@
+<!doctype html>
+<html class="no-js" lang="en">
+    <head>
+        <meta charset="utf-8">
+        <meta http-equiv="x-ua-compatible" content="ie=edge">
+        <title>Ghetto Blastr</title>
+        <meta name="description" content="">
+        <meta name="viewport" content="width=device-width, initial-scale=1">
+
+        <link rel="manifest" href="site.webmanifest">
+        <link rel="apple-touch-icon" href="icon.png">
+
+        <link rel="stylesheet" href="css/normalize.css">
+        <link rel="stylesheet" href="css/main.css">
+        <link rel="stylesheet" href="css/style.css">
+    </head>
+
+    <body>
+        <!--[if lte IE 9]>
+            <p class="browserupgrade">You are using an <strong>outdated</strong> browser. Please <a href="https://mozilla.org/firefox/">upgrade your browser</a> to improve your experience and security.</p>
+        <![endif]-->
+        <div id="soundboard">
+            <header>
+                <h1>Ghetto Blastr</h1>
+                <template>
+                    <h2>{{ title }}</h2>
+                </template>
+            </header>
+
+            <section class="loading" v-if="!ready">
+                <img src="img/loader.gif" alt="Loading" />
+            </section>
+
+            <section class="sounds" v-else>
+                <ul>
+                    <template v-for="asset in assets">
+                        <li>
+                            <ghetto-sound
+                                v-bind:asset="asset"
+                                v-on:ghetto-playsound="stopAllPlayingSounds"
+                                ref="sound"
+                            ></ghetto-sound>
+                        </li>
+                    </template>
+                </ul>
+            </section>
+        </div>
+
+        <script>
+// https://github.com/typicode/pegasus
+//0.3.5
+function pegasus(a,b,c){return c=new XMLHttpRequest,c.open("GET",a),a=[],pegasus.timeout&&(c.timeout=pegasus.timeout),c.ontimeout=function(a){b=a},c.onreadystatechange=c.then=function(d,e,f,g){if(d&&d.call&&(a=[,d,e]),b&&a[2]&&a[2](b,c),4==c.readyState&&(f=a[0|c.status/200])){try{g=JSON.parse(c.responseText)}catch(a){g=null}f(g,c)}},c.send(),c}
+        </script>
+        <script>
+var GHETTO_SOURCE_REQUEST = pegasus('source.json');
+        </script>
+
+        <script src="lib/vue.min.js"></script>
+        <script src="js/main.js"></script>
+    </body>
+</html>

js/main.js

@@ -0,0 +1,66 @@
+(function () {
+
+Vue.component('ghetto-sound', {
+    template: '<button v-bind:class="[\'play\', { playing: playing }]" v-on:click="click">{{ asset.name }}</button>',
+    props: {
+        asset: Object,
+    },
+    data: function () {
+        return {
+            audio: null,
+            playing: false,
+        };
+    },
+    methods: {
+        click: function (event) {
+            if (this.playing) {
+                this.stop();
+            }
+            else {
+                this.play();
+            }
+        },
+        play: function () {
+            // Make sure the actual audio element exists.
+            if (!this.audio) {
+                this.audio = new Audio('audio/' + this.asset.resource);
+            }
+
+            // Emit an event so that other playing sounds can be stopped.
+            this.$emit('ghetto-playsound');
+
+            this.audio.load();
+            this.audio.play();
+            this.audio.onended = function () {
+                this.playing = false;
+            }.bind(this);
+            this.playing = true;
+        },
+        stop: function () {
+            if (this.audio) {
+                this.audio.pause();
+                this.playing = false;
+            }
+        },
+    },
+});
+
+GHETTO_SOURCE_REQUEST.then(function (source) {
+    var data = Object.assign({}, source, { ready: true });
+    var app = new Vue({
+        el: '#soundboard',
+        data: data,
+        methods: {
+            stopAllPlayingSounds: function () {
+                // Find all sounds currently playing and stop them.
+                this.$refs.sound.forEach(function (item) {
+                    if (item.playing) {
+                        item.stop();
+                    }
+                });
+            },
+        }
+    });
+});
+
+})();