<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Download Any File By URL Using Javascript - InCoder</title>
    <link rel="stylesheet" href="main.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.1.1/css/all.min.css">
</head>
<body>
    <div class="container">
        <div class="title">File Downloader via URL</div>
        <p>Paste url of any image, video or PDF to Download. This tool is made with pure Javascript</p>
        <form id="fileDownloader">
            <div class="formInput">
                <i class="fa-solid fa-link"></i>
                <input type="text" id="fileURL" placeholder="Paste the URL" oninvalid="this.setCustomValidity('Enter a valid URL')" required />
            </div>
            <button type="submit">Download</button>
        </form>
    </div>

    <script src="script.js"></script>
</body>
</html>
/* ------------------------ Created By InCoder ------------------------ */

@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

body {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #015d52;
}

.container {
  padding: 0.5rem;
  border-radius: 0.5rem;
  background-color: #fff;
  width: clamp(18rem, 45vw, 25rem);
}

.container .title {
  font-weight: 600;
  color: #202020;
  text-align: center;
  font-size: clamp(1rem, 4vw, 1.6rem);
}

.container p {
  font-size: 0.9rem;
}

.container button[type="submit"] {
  border: 0;
  width: 100%;
  opacity: 0.9;
  color: #fff;
  height: 2.5rem;
  cursor: pointer;
  font-size: 1rem;
  margin-top: 0.8rem;
  border-radius: 0.3rem;
  background-color: #015d52;
  transition: opacity 0.2s ease-in-out;
}

.container button[type="submit"]:hover {
  opacity: 1;
}

.formInput input {
    border: 0;
    width: 100%;
    height: 100%;
    margin-left: .3rem;
}

.formInput input::placeholder {
    color: #4e4e4ed4;
}

.formInput {
  margin-top: .8rem;
  width: 100%;
  display: flex;
  height: 2.5rem;
  padding: .2rem;
  color: #4e4e4ed4;
  align-items: center;
  border-radius: .3rem;
  border: 2px solid #4e4e4ed4;
}

.formInput input:focus {
    outline: none;
}

let form = document.querySelector('#fileDownloader')
downloadBtn = form.querySelector('button')

form.addEventListener('submit', e => {
    e.preventDefault()
    let inputURL = e.target.querySelector('#fileURL').value.trim()
    downloadBtn.innerText = 'Downloading File Please Wait....'
    downloadBtn.setAttribute('disabled', 'disabled')
    getFile(inputURL)
})

const getFile = (url) => {
    fetch(url).then(response => response.blob()).then(file => {
        let tempLink = URL.createObjectURL(file)
        let anchorTag = document.createElement('a')
        anchorTag.href = tempLink
        anchorTag.download = url.replace(/^.*[\\\/]/, '')
        document.body.appendChild(anchorTag)
        anchorTag.click()
        downloadBtn.innerText = 'Download File'
        downloadBtn.removeAttribute('disabled', 'disabled')
        URL.revokeObjectURL(tempLink);
        anchorTag.remove();
    }).catch(() => {
        alert("Unable to download file!");
        downloadBtn.innerText = "Download File";
        downloadBtn.removeAttribute('disabled', 'disabled')
    })
}
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External CSS

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External JavaScript

This Pen doesn't use any external JavaScript resources.