Matthias Pfefferle – @pfefferle

Member Since: December 1st, 2006
Location: Karlsruhe, Germany
Website: notiz.blog
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, biking

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
Hosting Contributor
Hosting Team
Meta Contributor
Plugin Developer
Theme Developer
Translation Contributor
Translation Editor
WordCamp Speaker

Activity
Plugins
Themes
Favorites
Translations

Posted a reply to Minor bug, on the site WordPress.org Forums:
thanks ☺️

2 weeks ago
Committed [2417472] to Plugins Trac:
Update to version 1.5.4 from GitHub

2 weeks ago
Posted a reply to Minor bug, on the site WordPress.org Forums:
Should be fixed in 1.2.6 https://github.com/willnorris/wordpress-hum/releases/tag/1.2.6

2 weeks ago
Posted a reply to Minor bug, on the site WordPress.org Forums:
Oh thanks, this seems to be a problem that comes with PHP 7.4. Will release…

2 weeks ago
Posted a reply to Click, on the site WordPress.org Forums:
Hey @christofer92 there is currently no tracking system build in.

3 weeks ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
Oh, nice that it was so "easy" in the end :)

1 month ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
There it works: curl "https://friends.regenpfeifer.net/profile/regenpfeifer/profile" \ -H 'Accept: application/activity+json' Any differences in the config? can…

1 month ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
Have you installed any security plugins, that might block this request?

1 month ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
Can you send me a profile URL of the friendica instance?

1 month ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
@regenpfeifer no, I also use HTTP/2 on my server. I will think about it.

1 month ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
For "POST" it seems to work: curl -X "POST" "https://regenpfeifer.eu/author/regenpfeifer/" \ -H 'Accept: application/activity+json' This…

1 month ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
It seems, that your blog does not recognice "Accept" header: curl "https://regenpfeifer.eu/author/regenpfeifer/" \ -H 'Accept:…

1 month ago
Posted a reply to Can#t connect from my friendica site, on the site WordPress.org Forums:
Hey @regenpfeifer it is needed to have the author page enabled, but yours seem to…

1 month ago
Wrote a comment on the post Survey: Weekly Meeting Schedule, on the site Make WordPress Hosting:
I would vote for a change to 10:00 UTC.

1 month ago
Created a new ticket, #5447, in Meta Trac:
Update `phpunit-test-reporter` Plugin for Make/Hosting to 0.1.3.

2 months ago
Posted a reply to Critical error when people comment, on the site WordPress.org Forums:
:)

2 months ago
Posted a reply to Critical error when people comment, on the site WordPress.org Forums:
Not really, but we had merged a lot into the Webmention lately, to work on…

2 months ago
Posted a reply to Critical error when people comment, on the site WordPress.org Forums:
I released a new Webmention version, can you recheck with v4.0.5?

2 months ago
Committed [2386928] to Plugins Trac:
Update to version 4.0.5 from GitHub

2 months ago
Posted a reply to Critical error when people comment, on the site WordPress.org Forums:
Can you enable WP_DEBUG on your server and see, if you receive some more detailed…

2 months ago
Posted a reply to Critical error when people comment, on the site WordPress.org Forums:
Hmmm, I saw this, when I commented lately. I sadly can not reproduce it on…

2 months ago
Committed [2383090] to Plugins Trac:
Update to version 4.0.4 from GitHub

2 months ago
Committed [2382874] to Plugins Trac:
Update to version 1.0.5 from GitHub

2 months ago
Committed [2382846] to Plugins Trac:
Take snapshot of 3.0.3

2 months ago
Committed [2382845] to Plugins Trac:
commit version 3.0.3

2 months ago
Posted a reply to Is the “first appeared on” text configurable?, on the site WordPress.org Forums:
SEO plugins often do way too much magic 😉

3 months ago
Posted a reply to Is the “first appeared on” text configurable?, on the site WordPress.org Forums:
The text is added by the Yoast SEO plugin, not by SemPress. Here is a…

3 months ago
Posted a reply to When web mentions aren not appropriate, on the site WordPress.org Forums:
If you disable pingbacks/trackbacks for that page, you also won’t receive webmentions for that page.

3 months ago
Committed [2359821] to Plugins Trac:
Updating readme/assets from GitHub

4 months ago
Committed [2359818] to Plugins Trac:
Updating readme/assets from GitHub

4 months ago
Committed [2359812] to Plugins Trac:
Updating readme/assets from GitHub

4 months ago
Committed [2359803] to Plugins Trac:
Updating readme/assets from GitHub

4 months ago
Posted a reply to Only post title in Mastodon, on the site WordPress.org Forums:
Hey @lopeztel I made a change to the plugin, so that you will be able…

4 months ago
Wrote a comment on the post WordPress 5.6: What’s on your wishlist?, on the site Make WordPress Core:
+1

4 months ago
Wrote a comment on the post WordPress 5.6: What’s on your wishlist?, on the site Make WordPress Core:
+1

4 months ago
Wrote a comment on the post WordPress 5.6: What’s on your wishlist?, on the site Make WordPress Core:
+1

4 months ago
Posted a reply to Can’t reply?, on the site WordPress.org Forums:
It is a bug that it shows up in the comment section, because it is…

5 months ago
Posted a reply to Anyone know redirect recipe @name -> author/name, on the site WordPress.org Forums:
Maybe a good idea to support that natively in the plugin...

5 months ago
Posted a reply to Anyone know redirect recipe @name -> author/name, on the site WordPress.org Forums:
Hey @bixfrankonis you can try: Redirect /@bix https://bix.blog/author/bix

5 months ago
Posted a reply to Problem with mobile version, on the site WordPress.org Forums:
Thanks for your feedback! It would be awesome if you could help and suggest some…

6 months ago
Posted a reply to Missing field “item” / breadcrumbs / Google Search Console, on the site WordPress.org Forums:
Oh, it seems that you do not use SemPress for your mentioned site, but "Minimal…

6 months ago
Posted a reply to Missing field “item” / breadcrumbs / Google Search Console, on the site WordPress.org Forums:
Sorry, but I have no idea. SemPress does not add any Breadcrumbs. Have you installed…

6 months ago
Posted a reply to Asqure appears on top, on the site WordPress.org Forums:
Sorry, I have not yet identified the root cause. It seems to be a weird…

6 months ago
Posted a reply to No Webmention Support, on the site WordPress.org Forums:
No problem 😊

6 months ago
Posted a reply to No Webmention Support, on the site WordPress.org Forums:
I found the header on a single-post: view-source:https://kevq.uk/my-thoughts-on-pop-os-20-04-after-one-month/ but not on every post. Could it…

6 months ago
Posted a reply to BuddyPress Compatibility and OLKi integration, on the site WordPress.org Forums:
hey @indigetal thanks for thinking about using ActivityPub for such a project! But: The ActivityPub…

6 months ago
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.

7 months 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…

7 months 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:…

7 months 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. ##…

7 months ago