100 Free AI UI Components

Audio Answer Player

A compact player for spoken answers with play and pause, a seek bar, playback speed and the matching text highlighted as it plays.

Download the fileOpen full screen

One HTML file with the CSS and JavaScript inside. No library needed. MIT license.

Live preview

How to use it

  1. Click Copy the code, or download the file.
  2. Paste the CSS into your stylesheet, the HTML where you want the component, and the script before the closing body tag.
  3. Change --accent at the top of the CSS to your brand color, then connect the events to your AI service.

What you get

  • Works in light and dark mode automatically
  • Keyboard friendly, with labels for screen readers
  • Fits phones, tablets and desktops
  • Respects the reduced motion setting
  • No framework, so it works with any stack

The code

<!DOCTYPE html>
<!--
  Audio Answer Player: a free AI UI component
  From 100 Free AI UI Components by MM Rahman Bappi, MIT license
  https://mmrahmanbappi.github.io/100-free-ai-ui-components/

  How to use: copy the CSS, HTML and JavaScript below into your page.
  Colors are CSS variables at the top. Change --accent to match your brand.
  Light and dark themes follow the visitor's system setting, or set
  data-theme="dark" or data-theme="light" on the html element.
-->
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Audio Answer Player | Free AI UI Component</title>
<meta name="description" content="A compact player for spoken answers with play and pause, a seek bar, playback speed and the matching text highlighted as it plays.">
<meta name="robots" content="noindex, follow">
<style>
:root{
  --accent:#5b5bd6; --accent-ink:#fff; --accent-soft:#ececfc;
  --bg:#f7f7f8; --surface:#fff; --surface-2:#f1f1f4; --ink:#17171c; --text:#3a3a44; --muted:#6c6c78;
  --line:#e3e3e8; --good:#15803d; --warn:#b45309; --bad:#c62828;
  --radius:14px; --shadow:0 1px 2px rgba(20,20,30,.06),0 8px 24px -12px rgba(20,20,30,.18);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,sans-serif; --mono:ui-monospace,"Cascadia Code",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){
  --accent:#8b8bff; --accent-ink:#0f0f16; --accent-soft:#25254a;
  --bg:#0f0f13; --surface:#18181f; --surface-2:#212129; --ink:#f3f3f6; --text:#d4d4dc; --muted:#9a9aa8;
  --line:#2c2c36; --good:#4ade80; --warn:#fbbf24; --bad:#f87171; --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px -12px rgba(0,0,0,.6);
}}
:root[data-theme=dark]{
  --accent:#8b8bff; --accent-ink:#0f0f16; --accent-soft:#25254a;
  --bg:#0f0f13; --surface:#18181f; --surface-2:#212129; --ink:#f3f3f6; --text:#d4d4dc; --muted:#9a9aa8;
  --line:#2c2c36; --good:#4ade80; --warn:#fbbf24; --bad:#f87171; --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px -12px rgba(0,0,0,.6);
}
*{box-sizing:border-box}
html,body{margin:0}
body{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr);place-items:center;padding:24px;background:var(--bg);color:var(--text);font:15px/1.5 var(--font);-webkit-font-smoothing:antialiased}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition:none!important}}
/* ---- component ---- */
.wrap{width:min(100%,560px);display:flex;flex-direction:column;gap:14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px}
.card h2{font-size:15.5px;margin:0 0 4px;color:var(--ink)}
.muted{color:var(--muted);font-size:13px}
.num{font-variant-numeric:tabular-nums}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:10px;padding:8px 14px;font-size:14px;font-weight:600;cursor:pointer}
.btn:hover{border-color:var(--accent)}.btn.pri{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.sm{padding:5px 10px;font-size:13px;border-radius:8px}
.note{font-size:13px;padding:9px 12px;border-radius:10px;background:var(--surface-2);color:var(--text)}
.note.warn{background:color-mix(in srgb,var(--warn) 10%,var(--surface));border:1px solid color-mix(in srgb,var(--warn) 35%,var(--line))}
.pl{display:flex;align-items:center;gap:12px;margin-top:14px}
.pp{width:44px;height:44px;border-radius:50%;border:0;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;cursor:pointer;flex:none}
.seek{flex:1;accent-color:var(--accent);min-width:0}
.sp{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:8px;padding:4px 8px;font-size:13px;font-weight:700;cursor:pointer;min-width:48px}
.txt{margin:14px 0 0;line-height:1.7;font-size:15px}
.txt span{transition:background .15s;border-radius:4px}
.txt span.on{background:color-mix(in srgb,var(--accent) 22%,transparent);color:var(--ink)}
</style>
</head>
<body>
<div class="wrap"><div class="card">
  <h2>Listen to the answer</h2><p class="muted" style="margin:0">Connect this to the audio file from your speech service.</p>
  <div class="pl"><button class="pp" id="pp" type="button" aria-label="Play"><svg viewBox="0 0 24 24" width="18" height="18" fill="currentColor" aria-hidden="true"><path d="M8 5v14l11-7z"/></svg></button>
    <label class="sr" for="seek">Position</label><input class="seek" id="seek" type="range" min="0" max="1000" value="0">
    <span class="muted num" id="tm">0:00 / 0:18</span><button class="sp" id="sp" type="button" aria-label="Playback speed 1 times">1x</button></div>
  <p class="txt" id="txt"></p>
</div></div>
<script>
// Demo helper: add ?theme=dark or ?theme=light to the address to preview a theme.
(function(){var t=new URLSearchParams(location.search).get('theme');if(t)document.documentElement.dataset.theme=t;})();
// Demo timing. With a real file, use an <audio> element and its timeupdate event instead.
var SENT=['Water boils at 100 degrees Celsius at sea level.','At higher places the air pressure is lower,','so water boils at a lower temperature.','In a city at 3,000 metres it boils near 90 degrees.'];
var DUR=18,pos=0,rate=1,playing=false,last=0,raf,pp=document.getElementById('pp'),seek=document.getElementById('seek'),tm=document.getElementById('tm'),sp=document.getElementById('sp'),txt=document.getElementById('txt');
var PLAY='<svg viewBox=\"0 0 24 24\" width=\"18\" height=\"18\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M8 5v14l11-7z\"/></svg>',PAUSE='<svg viewBox=\"0 0 24 24\" width=\"18\" height=\"18\" fill=\"currentColor\" aria-hidden=\"true\"><rect x=\"6\" y=\"5\" width=\"4\" height=\"14\" rx=\"1\"/><rect x=\"14\" y=\"5\" width=\"4\" height=\"14\" rx=\"1\"/></svg>';
SENT.forEach(function(s,i){var e=document.createElement('span');e.textContent=s+' ';txt.appendChild(e);});
var spans=[].slice.call(txt.children);
function fmt(s){s=Math.floor(s);return Math.floor(s/60)+':'+String(s%60).padStart(2,'0');}
function paint(){seek.value=Math.round(pos/DUR*1000);tm.textContent=fmt(pos)+' / '+fmt(DUR);seek.setAttribute('aria-valuetext',fmt(pos)+' of '+fmt(DUR));
  var k=Math.min(SENT.length-1,Math.floor(pos/DUR*SENT.length));spans.forEach(function(s,i){s.classList.toggle('on',playing&&i===k||(!playing&&pos>0&&i===k));});}
function loop(ts){if(!playing)return;if(last)pos+=(ts-last)/1000*rate;last=ts;if(pos>=DUR){pos=DUR;set(false);}paint();raf=requestAnimationFrame(loop);}
function set(v){playing=v;pp.innerHTML=v?PAUSE:PLAY;pp.setAttribute('aria-label',v?'Pause':'Play');last=0;if(v){if(pos>=DUR)pos=0;raf=requestAnimationFrame(loop);}else cancelAnimationFrame(raf);paint();}
pp.addEventListener('click',function(){set(!playing);});
seek.addEventListener('input',function(){pos=seek.value/1000*DUR;paint();});
sp.addEventListener('click',function(){rate=rate===1?1.5:rate===1.5?2:1;sp.textContent=rate+'x';sp.setAttribute('aria-label','Playback speed '+rate+' times');});
paint();
</script>
</body>
</html>

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