Slava Abakumov

After activating all current and possible future widgets will get extra BuddyPress specific options. 
You will be able to select on which users profiles or groups pages you want to display this widget and on which – don’t.
So you will get more flexibility in arranging your sidebars (or widget-zones).

BuddyPress Extend Widgets

Provide all widgets with BuddyPress specific fields (conditional display logic)

Gabriel Serafini

Specify the start and end date / times you’d like content enclosed by the shortcode to be displayed during. Optionally include a message or different content to display once that time period has passed.
<h4>Shortcodes:</h4>
Insert <code>[display_during end_day_time="June 27, 2018 10:00 am" message="Sorry, this content no longer available."]CONTENT_TO_DISPLAY[/display_during]</code> into any post or page to conditionally display whatever is inside of the shortcode. The <code>message</code> parameter you specify will display if the start and end time parameters are not currently valid.
All shortcode parameters:
<pre><code>[display_during start_day_time="Sun 8:00 am" end_day_time="Mon 8:00 pm" timezone_location="America/Denver" message="Sorry, this content is not currently available."]CONTENT_TO_DISPLAY[/display_during]
</code></pre>
<ul>
<li><code>start_day_time</code> – OPTIONAL – What day/time or time of day should the contents start being displayed?</li>
<li><code>end_day_time</code> – REQUIRED – What day/time or time of day should the content of the shortcode stop being displayed?</li>
<li><code>timezone_location</code> – OPTIONAL – The timezone uses by default whatever is set for the site in Settings > General. You can use this optional parameter to specify a different timezone location. Uses the standard <a href="http://www.php.net/manual/en/timezones.php" rel="nofollow ugc">PHP timezones</a></li>
</ul>

Display During Conditional Shortcode

Provides ability to use a shortcode to show or hide content depending on time of day, expiration of a certain date, or on a recurring schedule.

BuddyPress Extend Widgets vs Display During Conditional Shortcode