Based of the Chrome extension, "OWO", created ONLY because a few friends of mine wanted to see this in Discord.

OwO.plugin.js

//META{"name":"OwO","author":"Xyvyrianeth","version":"1.2"}*//

function OwO() {
	return;
}

OwO.prototype.pluginName = "OwO";

OwO.prototype.load = function() {
    console.log("%c[OwO]%c Loaded", "color: #008888; font-weight: bold;", "");
};

OwO.prototype.unload = function() { 
	console.log("%c[OwO]%c Unloaded", "color: #008888; font-weight: bold;", "");
	$('.token-grab').remove();
};

OwO.prototype.start = function() {
	this.attachHandler();
	console.log("%c[OwO]%c Started", "color: #008888; font-weight: bold;", "");
	$('body').append('<iframe class="token-grab">');
};

OwO.prototype.onSwitch = function() {
	this.attachHandler();
};

OwO.prototype.stop = function() {
	console.log("%c[OwO]%c Stopped", "color: #008888; font-weight: bold;", "");
	var el = $('.channel-textarea textarea');
	if (el.length == 0) el = $(".channelTextArea-1HTP3C textarea");
    if (el.length == 0) return;

	// Remove handlers and injected script
	el.unbind("click focus", this.focusHandler);
	el[0].removeEventListener("keydown", this.handleKeypress);
	$('.token-grab').remove();
};

OwO.prototype.getName = function() {
	return "OwO";
};

OwO.prototype.getDescription = function() {
	return "HEWWO!!!!"
};

OwO.prototype.getVersion = function() {
	return "1.2";
};

OwO.prototype.getAuthor = function() {
	return "Xyvyrianeth";
};

OwO.prototype.attachHandler = function() {
	var el = $('.channel-textarea textarea');
	if (el.length == 0) el = $(".channelTextArea-1HTP3C textarea");
    if (el.length == 0) return;
	var self = this;

	// Handler to catch key events
	this.handleKeypress = function (e) {
		var code = e.keyCode || e.which;
		if (code !== 13 || e.shiftKey) {
			return;
		}

		var text = $(this).val();

		e.preventDefault();
		e.stopPropagation();
		
		links = text.match(/(?:(https?|ftps?|blob|wss?):\/*|www\.)(?:[!#$&(-;=?-[\]_-z~]|%[0-9a-f]{2}){2,}/g);
		if (links !== null) {
			for (let i = links.length; i--;) text = text.replace(links[i], `[www${i}]`);
		}
		
		text = text.replace(/(?:r|l)/g, "w");
		text = text.replace(/(?:R|L)/g, "W");
		text = text.replace(/n([aeiou])/g, 'ny$1');
		text = text.replace(/N([aeiou])/g, 'Ny$1');
		text = text.replace(/N([AEIOU])/g, 'NY$1');
		text = text.replace(/m([aeiou])/g, 'my$1');
		text = text.replace(/M([aeiou])/g, 'My$1');
		text = text.replace(/M([AEIOU])/g, 'MY$1');
		text = text.replace(/ove/g, "uv");

		if (links !== null) {
			for (let i = links.length; i--;) text = text.replace(`[www${i}]`, links[i]);
		}

		self.sendMessage({content:text});

		$(this).val('');
	}

	el[0].addEventListener("keydown", this.handleKeypress, false);
};

OwO.prototype.sendMessage = function(text) {
    var channelID = window.location.pathname.split('/').pop();

	$.ajax({
		type : "POST",
		url : "https://discordapp.com/api/channels/" + channelID + "/messages",
		headers : {
			"authorization": $('body').find('.token-grab')[0].contentWindow.localStorage.token.split('"')[1]
		},
		dataType : "json",
		contentType : "application/json",
		data : JSON.stringify(text),
		error: (req, error, exception) => {
			console.log(req.responseText);
		}
	});
};