Matthias Pfefferle – @pfefferle

Member Since: December 1st, 2006
Location: Karlsruhe, Germany
Website: notiz.blog
GitHub: pfefferle
Job Title: Head of Product Development WordPress
Employer: IONOS
Find me on:

Bio

A fullstack developer, blogger, podcaster, OpenWeb advocate, citizen of the IndieWeb, working on ActivityPub, OStatus and IndieWeb for WordPress!

Interests

IndieWeb, Fediverse, ActivityPub, OpenWeb, Microformats, Webstandards

WordPress Origin Story

– In 2002 I installed my first blog using the WordPress predecessor b2.
– 2004 I switched to WordPress.
– I worked on my first theme in 2006 and my first plugin in 2007.
– I uploaded a first theme (SemPress) to WordPress.org in 2011.
– Two years later, SemPress was added to the WordPress.com theme directory by Automattic.
– 2015 was my first “Core Contribution” (OEmbed).
– I held my first WordCamp talk in 2016.
– I held my first WordPress Meetup talk in 2019.

Full story: <https://notiz.blog/2018/06/19/15-jahre-wordpress/> (german)

Contributions Sponsored

Matthias Pfefferle contributes 4 hours per week to the following teams: Core, Hosting, Polyglots.

Contribution History

Core Contributor
Core Contributor
Hosting Contributor
Hosting Contributor
Plugin Developer
Plugin Developer
Theme Developer
Theme Developer
Translation Contributor
Translation Contributor
Translation Editor
Translation Editor
WordCamp Speaker
WordCamp Speaker

Activity
Plugins
Themes
Favorites
Translations

Posted a reply to User Doesn’t Appear in Mastodon, on the site WordPress.org Forums:
Or it might be a setting. You might want to check the customizer.

3 weeks ago
Posted a reply to User Doesn’t Appear in Mastodon, on the site WordPress.org Forums:
It might work if you simply add a second user to your WordPress... because the…

3 weeks ago
Posted a reply to User Doesn’t Appear in Mastodon, on the site WordPress.org Forums:
This is not a WordPress core problem. I use get_author_posts_url to get the author URL:…

3 weeks ago
Posted a reply to User Doesn’t Appear in Mastodon, on the site WordPress.org Forums:
Cloudflare is also a problem. You can try the following to see the issue. ##…

3 weeks ago
Posted a reply to User Doesn’t Appear in Mastodon, on the site WordPress.org Forums:
Perhaps some other (SEO) plugins or your theme, that redirects your author page?

3 weeks ago
Posted a reply to User Doesn’t Appear in Mastodon, on the site WordPress.org Forums:
It seems that the author pages do redirect to the home page... Do you use…

3 weeks ago
Posted a reply to User Doesn’t Appear in Mastodon, on the site WordPress.org Forums:
Can you post your webfinger handle, so that I can have a look?

3 weeks ago
Committed [2298759] to Plugins Trac:
Update to version 3.2.5 from GitHub

3 weeks ago
Committed [2297285] to Plugins Trac:
Take snapshot of 0.10.1

4 weeks ago
Committed [2297284] to Plugins Trac:
commit version 0.10.1

4 weeks ago
Posted a reply to Asqure appears on top, on the site WordPress.org Forums:
Can you share a screenshot?

4 weeks ago
Posted a reply to Homepage warning, on the site WordPress.org Forums:
no problem ;)

4 weeks ago
Posted a reply to Homepage warning, on the site WordPress.org Forums:
This might be the case, but you are using a different OpenGraph plugin.

4 weeks ago
Posted a reply to Suddenly stopped working, on the site WordPress.org Forums:
Fixed :)

1 month ago
Posted a reply to update plugin, on the site WordPress.org Forums:
I use it with PHP 7.4 and the latest WP version, have you experienced any…

1 month ago
Committed [2290189] to Plugins Trac:
Version 0.9.2

1 month ago
Committed [2290188] to Plugins Trac:
Fix php warning

1 month ago
Committed [2287829] to Plugins Trac:
Updating readme/assets from GitHub

1 month ago
Wrote a comment on the post WordPress 5.5: Call for Tickets, on the site Make WordPress Core:
I second this!

1 month ago
Wrote a comment on the post WordPress 5.5: Call for Tickets, on the site Make WordPress Core:
I would love to see https://core.trac.wordpress.org/ticket/47595 in 5.5

2 months ago
Posted a reply to Can’r reply to existing comments when Webmention is activated, on the site WordPress.org Forums:
Hmmm, good point... thanks for reporting... seems to be a combination between your theme and…

2 months ago
Posted a reply to User opted out of Facebook, on the site WordPress.org Forums:
There is an other thread here in the Forum, that might help you to fix…

2 months ago
Committed [2280132] to Plugins Trac:
Take snapshot of 3.10.2

2 months ago
Committed [2280131] to Plugins Trac:
commit version 3.10.2

2 months ago
Committed [2277190] to Plugins Trac:
Updating readme/assets from GitHub

2 months ago
Committed [2271089] to Plugins Trac:
Update readme

2 months ago
Wrote a comment on the post Host Feedback Requested Regarding SimpleXML, on the site Make WordPress Hosting:
IONOS also supports SimpleXML.

2 months ago
Posted a reply to “Automatic” webmentions, on the site WordPress.org Forums:
Hmm... Webmentions are sent via a WP-Cron job. Can you try to check if you…

4 months ago
Posted a reply to how does this work?, on the site WordPress.org Forums:
It does not post to an ActivityPub account, it no crossposting plugin. This plugin enables…

4 months ago
Posted a reply to Profile links?, on the site WordPress.org Forums:
I am currently working on a settings page, where you will be able to change…

4 months ago
Posted a reply to I see toots, but I don’t see toots : 2 !, on the site WordPress.org Forums:
Can you list the plattforms you have problems with or where you have checked it?

4 months ago
Posted a reply to Missing host-meta, on the site WordPress.org Forums:
The old version of WebFinger used host-meta. I assume, that Friendica is trying to check…

4 months ago
Created a new ticket, #49404, in Core Trac:
WP_REST_Request->parse_json_params only supports 'application/json'

4 months ago
Posted a reply to “Automatic” webmentions, on the site WordPress.org Forums:
Have you enabled "self pings" in the Webmention settings?

4 months ago
Posted a reply to Visibility of Short URL, on the site WordPress.org Forums:
Do you know https://github.com/pfefferle/wordpress-indie-cite ???

4 months ago
Posted a reply to Is there still active development going on?, on the site WordPress.org Forums:
I try to keep this plugin up to date, because I am actively using it.…

4 months ago
Posted a reply to Visibility of Short URL, on the site WordPress.org Forums:
Sure, but is it because you want to tell the users, or because you, as…

4 months ago
Posted a reply to Suddenly stopped working, on the site WordPress.org Forums:
What PHP version do you use?

4 months ago
Posted a reply to SEO benefits, on the site WordPress.org Forums:
Webmentions are a modern version of pingbacks. They are meant to notify others if you…

5 months ago
Posted a reply to Works with 5.3, on the site WordPress.org Forums:
Thanks for the reminder! I updated the requirements!

6 months ago
Posted a reply to Visibility of Short URL, on the site WordPress.org Forums:
It is displayed in the admin bar when you visit the page/post.

6 months ago
Posted a reply to Webmention form with comments disabled?, on the site WordPress.org Forums:
Do you mean the facepiles or do you see nothing?

7 months ago
Posted a reply to How could I show the mentions in Post?, on the site WordPress.org Forums:
This is currently not possible.

7 months ago
Posted a reply to Nothing in WP panel, on the site WordPress.org Forums:
There are no settings... It simply adds activitystream compatible feeds and adds the autodiscovery header...

7 months ago
Posted a reply to Multisite installation creates only one AP feed, on the site WordPress.org Forums:
I have not tested it on multisite, so no, there is no way atm. Sorry…

7 months ago
Posted a reply to Working fine – ONE WAY, on the site WordPress.org Forums:
What do you exactly mean with "mastodon posts don’t show up on my wp site"??…

7 months ago
Posted a reply to A must have, on the site WordPress.org Forums:
☺️

10 months ago
Posted a reply to Wonderful, on the site WordPress.org Forums:
Thanks ☺️

10 months ago
Posted a reply to Unable to show facepile, on the site WordPress.org Forums:
Can you try to add add_theme_support( 'microformats2' ); to your themes functions.php https://github.com/pfefferle/Autonomie/blob/master/functions.php#L187

10 months ago
Posted a reply to Unable to show facepile, on the site WordPress.org Forums:
See: https://github.com/pfefferle/wordpress-semantic-linkbacks/issues/227

10 months ago