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HTML

              
                <!--
 you can try to combine it with:
 https://github.com/nolanlawson/emoji-picker-element
-->
              
            
!

CSS

              
                body {
    margin: 0;
    height: 100vh;
    --size: 1.5;
}
/* hack for version 2.29.1 */
.terminal {
    --glow: x;
}
/*
use css below if you use

--animation: terminal-underline

span:not(.cursor) > .emoji {
    top: 1px;
}
.cursor .emoji {
    top: -1px;
}
*/

.cmd .emoji, .terminal-output>:not(.raw) .emoji {
    background-size: contain;
    background-repeat: no-repeat;
}
              
            
!

JS

              
                var term = $('body').terminal(function(command) {
    const cmd = $.terminal.parse_command(command);
    if (cmd.name == 'apropos') {
        names.filter(name => name.match(cmd.args[0])).forEach(name => {
            term.echo(`${name}: :${name}:`);
        });
    } else {
        this.echo('you typed [[bi;#fff;]' + JSON.stringify(command) + ']', {
            formatters: false
        });
    }
}, {
    name: 'emoji',
    // detect iframe codepen preview
    enabled: $('body').attr('onload') === undefined,
    onInit: function() {
        // in Window 10 it will render 8️⃣ as icon
        // in other browsers you may render it as
        // text
        this.echo('type &#58;smiley&#58; or &#58;&#41; to render emoji :smiley:')
            .echo('<span><div data-text>You can also paste Unicode codepoints that create emoji ' +
                  'like 8️⃣ to render </span><span style="width: 2ch" class="emoji eight" '+
                  'data-text="8️⃣">8️⃣</span></span>', {raw: true, finalize: function(div) {
                      div.removeClass('raw');
                  }})
            .echo('you need to wait a moment while we fetch emoji data')
            .echo('to see available emoji use apropos command (e.g. apropos /smile/)');
    },
    completion: function(string, callback) {
        if (string.match(/^:/)) {
            return names.map(function(name) {
                return ':' + name + ':';
            });
        } else {
            return commands;
        }
    }
});
// for codepen preview
if (!term.enabled()) {
    term.find('.cursor').addClass('blink');
}
var commands = ['apropos'];
var names = [];
var list;
$.get('https://unpkg.com/emoji-datasource').then(function(list) {
    $.terminal.emoji(list);
    names = list.map(function(emoji) { return emoji.short_name; });
    term.clear_cache().refresh();
    if (term.get_command()) {
        term.cmd().resize();
    }
});

// regexes copy from jQuery Terminal source code
var re_re = /(\/((?:\\\/|[^/]|\[[^\]]*\/[^\]]*\])+)\/([gimsuy]*))/g;
var string_re = /("(?:[^"\\]|\\(?:\\\\)*"|\\\\)*"|'(?:[^'\\]|\\(?:\\\\)*'|\\\\)*'|`(?:[^`\\]|\\(?:\\\\)*`|\\\\)*`)/g;

$.terminal.new_formatter([new RegExp(commands.join('|'), 'g'), '[[;white;]apropos]']);
$.terminal.new_formatter(function(input) {
    return input
        .replace(re_re, '[[;rebeccapurple;]$1]')
        .replace(string_re, '[[;green;]$1]');
});

github('jcubic/jquery.terminal');
/*
$.terminal.defaults.allowedAttributes.push('style');
term.echo('[[;;;emoji smiley;;{"style": "width:2ch;display:inline-block;"}]☺️]y')
term.echo('😂')
*/

              
            
!
999px

Console