JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdnjs.cloudflare.com/ajax/libs/underscore.js/1.6.0/underscore-min.js"></script>
<div ng-app="app">
    <div ng-controller="homeCtrl">
        <ul>
            <li ng-repeat="(team, players) in teamPlayers | groupBy:'team.name'">
                {{team}}
                <ul>
                    <li ng-repeat="player in players">
                        {{player.name}}
                    </li>
                </ul>
            </li>
        </ul>
    </div>
</div>

JavaScript

var app = angular.module('app', []);

app.controller('homeCtrl', function($scope) {
    var teamAlpha = {name: 'team alpha'};
    var teamBeta = {name: 'team beta'};
    var teamGamma = {name: 'team gamma'};
    
    $scope.teamPlayers = [{name: 'Gene', team: teamAlpha},
                      {name: 'George', team: teamBeta},
                      {name: 'Steve', team: teamGamma},
                      {name: 'Paula', team: teamBeta},
                      {name: 'Scruath of the 5th sector', team: teamGamma}];
});

app.filter('groupBy', function($parse) {
    return _.memoize(function(items, field) {
        var getter = $parse(field);
        return _.groupBy(items, function(item) {
            return getter(item);
        });
    });
});