HTML/CSS to Image. JavaScript example (browser) https://htmlcsstoimage.com

hcti.js

var data = new FormData();
data.append('html', "<div class='box'>Success ✅</div>");
data.append('css', ".box { border: 4px solid #03B875; padding: 20px; font-family:'Roboto';}");
data.append('google_fonts', 'Roboto');

var xhr = new XMLHttpRequest();

xhr.open('POST', 'https://hcti.io/v1/image', true);
// Retrieve your api_id and api_key from the Dashboard. https://htmlcsstoimage.com/dashboard
xhr.setRequestHeader("Authorization", "Basic " + btoa("api_id:api_key"));
xhr.onload = function () {
    var response = JSON.parse(this.responseText)
    if (response["url"]) {
      alert(JSON.parse(this.responseText)["url"]);
    } else {
      alert(this.responseText);
    }
};
xhr.send(data);