fferraiu

This plugin allows you to integrate your wordpress blog with the platform capabilities of meetup. 
This provides a widget that allows you to view a list of recent activities of your group meetup.

MeetupUserActivityWidget

Allows you to integrate your wordpress blog with the platform capabilities of meetup

Samer Bechara

Allow users to login/register via their meetup.com account.
List of features:
<ul>
<li>Users can register with their meetup.com account using one click</li>
<li>User’s First Name, Last Name, URL, description and avatar are automatically updated from Meetup (with the option to turn it off)</li>
<li>Use the shortcode [tte_mup_login_link] to display the sign in link anywhere on your site.</li>
<li>You can use [mup_login_link text=’Your Custom Link Text’] to generate a sign-in link with your own text.</li>
<li>[tte_mup_login_link class = ‘class1 class2’] will add the corresponding CSS classes to the generated link</li>
</ul>

Meetup Login

One click registration/login using Meetup.com account.

MeetupUserActivityWidget vs Meetup Login