Hiram

You can use this plugin to show up notice on article / page. Like “Cookie Notice” or “Adult Content Notice”.
Plugin Features
<ul>
<li>Free for everyone.</li>
<li>Show popup notice on post / author archive page.</li>
<li>Insert advertisement to notice box.</li>
<li>Custo notice box n title / content / button.</li>
<li>Custom decline button URL.</li>
</ul>

WP Content Restriction

This plugin can avoid teen (under 18) reading adult content.
Online use example: https://www.kocpc.com.tw/archives/69797



Good for adult content projection

Collins Agbonghama

properfraction

Popup, Optin Form & Email Newsletters for Mailchimp, HubSpot, AWeber – MailOptin

Create popup, optin forms using easy form builder & popup maker. Send automated email to subscribers — Mailchimp, ActiveCampaign, Campaign Monitor etc

WP Content Restriction vs Popup, Optin Form & Email Newsletters for Mailchimp, HubSpot, AWeber – MailOptin