Matthias Pfefferle (@pfefferle) – WordPress user profile

Bio

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

Current Job

Open Web Lead

Apr 2023 – Present

Automattic

I work on open, portable, interoperable, small, social, synaptic, semantic, structured, distributed, (re-)decentralized, independent, microformatted and federated social web stuff.

Job History

Head of WordPress Development

Mar 2020 – Mar 2023

IONOS

Established a WordPress development team, conducted development and performance reviews, and actively supported the personal growth of team members. Led the technical development of various PHP and WordPress projects, served as the liaison between teams and departments, and contributed to the design of agile processes. Acted as a sponsored member of the WordPress Hosting Community and initiated and managed IONOS\'s involvement in WordPress.org\'s \"Five for the Future\" program.

Interests

IndieWeb, Fediverse, ActivityPub, Open Web, Microformats, Webstandards, biking, Home Automation, IoT

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.
– Started working on ActivityPub for WordPress in 2019
– 2023 I joined Automattic to work full time on the OpenWeb/Fediverse

https://notiz.blog/2018/06/19/15-jahre-wordpress/
https://notiz.blog/2023/06/02/20-jahre/

Member Since: December 1st, 2006
Location: Karlsruhe, Germany
Website: notiz.blog
GitHub: pfefferle
Job Title: Open Web Lead
Employer: Automattic
Find me on:

Contribution History

Core Contributor
Hosting Contributor
Hosting Team
Meetup Organizer
Meta Contributor
Photo Contributor
Plugin Developer
Theme Developer
Translation Contributor
Translation Editor
WordCamp Organizer
WordCamp Speaker
WP-CLI Contributor

Activity
Plugins
Themes
Photos
Courses
Favorites
Translations

Posted a reply to Follow request pending in both WP and Mastodon.social, on the site WordPress.org Forums:
I can understand that and I am sorry that it does not work on your…
4 days ago
Posted a reply to Alternate names including disallowed characters, on the site WordPress.org Forums:
I see! this is because https://europeanpirates.eu/?author=0 is blocked by a plugin. I would assume it…
4 days ago
Posted a reply to Follow request pending in both WP and Mastodon.social, on the site WordPress.org Forums:
@waltherligtvoet have you contacted the support once again?
4 days ago
Posted a reply to Alternate names including disallowed characters, on the site WordPress.org Forums:
Just for clarification: Do you see issues with clients or is this simply a browser.pub…
4 days ago
Posted a reply to Alternate names including disallowed characters, on the site WordPress.org Forums:
Hey @boiert 👋 can you give me an example URL so that I can have…
1 week ago
Posted a reply to Follow request pending in both WP and Mastodon.social, on the site WordPress.org Forums:
This is not a problem of outgoing Follows, it is mainly a problem of Follow…
1 week ago
Posted a reply to Follow request pending in both WP and Mastodon.social, on the site WordPress.org Forums:
Can you temporarily deactivate these plugins and try a follow again?
1 week ago
Posted a reply to Follow request pending in both WP and Mastodon.social, on the site WordPress.org Forums:
That does not help much! It seems that they simply made a basic check of…
1 week ago
Posted a reply to Webfinger works but can’t find profile on Mastodon, on the site WordPress.org Forums:
Hey @joshisanonymous 👋 do you use Polylang on your site?
2 weeks ago
Posted a reply to Follow request pending in both WP and Mastodon.social, on the site WordPress.org Forums:
Hey @waltherligtvoet 👋 I checked your site and everything I could check works as expected.…
2 weeks ago
Committed [3520178] to Plugins SVN:
Update to version 8.2.1 from GitHub
2 weeks ago
Posted a reply to Profile does not work, on the site WordPress.org Forums:
Hey @heinzwittenbrink 👋 on which platform do you have issues? I just check mastodon.social and…
2 weeks ago
Posted a reply to Auto approve comments for Mastodon, on the site WordPress.org Forums:
Hey @mrakw 👋 there is no built in way, but here is a small snippet…
2 weeks ago
Committed [3516493] to Plugins SVN:
Update to version 8.2.0 from GitHub
3 weeks ago
Posted a reply to data-wp-on-async–* getting deprecated with wp7.0, on the site WordPress.org Forums:
Hey @kimusan 👋 thanks for reporting! I have a PR prepared, but I have to…
3 weeks ago
Posted a reply to Blog Profile doesn’t boost anything any more, on the site WordPress.org Forums:
Hey @marmarper 👋 have you installed a caching plugin recently? content negotiation does not seem…
3 weeks ago
Posted a reply to Change the name of the blog account?, on the site WordPress.org Forums:
Hey @audunmb 👋 you would have to run a Move, like you would do when…
3 weeks ago
Posted a reply to Only Federate Specific Categories, on the site WordPress.org Forums:
Hey @macstainless 👋 This is quite specific, so it does not work out of the…
3 weeks ago
Committed [3512530] to Plugins SVN:
Update to version 8.1.1 from GitHub
3 weeks ago
Committed [3511697] to Plugins SVN:
Update to version 8.1.0 from GitHub
3 weeks ago
Posted a reply to Moving an ActivityPub-enable blog to another domain, on the site WordPress.org Forums:
Will the new server understand that those posts haven’t actually been federated, or will it…
4 weeks ago
Posted a reply to Profile pictures not showing up, on the site WordPress.org Forums:
Hey @sundancerge 👋 I will have a look if I can find a bug in…
1 month ago
Posted a reply to Federation speed/server bottleneck, on the site WordPress.org Forums:
The plugin should do it automatically, maybe you have to deactivate and reactivate the ActivityPub…
1 month ago
Posted a reply to Federation speed/server bottleneck, on the site WordPress.org Forums:
Let me know if it helps and if you miss something or if something does…
1 month ago
Posted a reply to Moving an ActivityPub-enable blog to another domain, on the site WordPress.org Forums:
Let me know if that helps or not and if you have any feedback: https://github.com/Automattic/wordpress-activitypub/blob/trunk/docs/how-to/account-migration.md
1 month ago
Posted a reply to Federation speed/server bottleneck, on the site WordPress.org Forums:
I have good experiences with Surge so far. I will work on a more detailed…
1 month ago
Posted a reply to Moving an ActivityPub-enable blog to another domain, on the site WordPress.org Forums:
You have to trigger the move for every active account and you have to add…
1 month ago
Posted a reply to Federation speed/server bottleneck, on the site WordPress.org Forums:
Do you use frontend caching? Maybe that could also help!? Be sure to choose a…
1 month ago
Posted a reply to Federation speed/server bottleneck, on the site WordPress.org Forums:
The server actually has double the CPU cores and RAM. 12GB RAM. I noticed in…
1 month ago
Posted a reply to Federation speed/server bottleneck, on the site WordPress.org Forums:
To clarify, it isn’t taking a day to federate I know, but if you slow…
1 month ago
Posted a reply to How to add OpenGraph fediverse:creator tag to wordpress posts, on the site WordPress.org Forums:
So this can not directly be controlled by the plugin. That is a Mastodon thing.…
1 month ago
Posted a reply to How to add OpenGraph fediverse:creator tag to wordpress posts, on the site WordPress.org Forums:
You mean mentioning the Mastodon Account as a byline?
1 month ago
Posted a reply to Webfinger endpoint with umlaut domain possible? (Punycode), on the site WordPress.org Forums:
Hey @thommienw 👋 I just checked your blog and you seem to have an issue…
1 month ago
Posted a reply to Federation speed/server bottleneck, on the site WordPress.org Forums:
Hey @happypwc 👋 I am experimenting with different distribution modes atm. https://github.com/Automattic/wordpress-activitypub/pull/3044 but with 2400…
1 month ago
Posted a reply to Moving an ActivityPub-enable blog to another domain, on the site WordPress.org Forums:
Hey @kelson 👋 is it a real move to a different domain or do you…
1 month ago
Posted a reply to How to add OpenGraph fediverse:creator tag to wordpress posts, on the site WordPress.org Forums:
I recommend you to use the https://wordpress.org/plugins/opengraph/ then. It adds a settings field (Fediverse (username@host.tld))…
1 month ago
Posted a reply to How to add OpenGraph fediverse:creator tag to wordpress posts, on the site WordPress.org Forums:
It adds your blog’s fediverse handle as the creator, not your personal Mastodon handle. If…
1 month ago
Posted a reply to How to add OpenGraph fediverse:creator tag to wordpress posts, on the site WordPress.org Forums:
Hey @mrakw 👋 The plugin adds the WordPress ActivityPub handles automatically, so no need to…
1 month ago
Posted a reply to Fediverse profile info, on the site WordPress.org Forums:
Consider changing “Joined” too. Mine says 2012 based on the oldest post, but the Fedi…
1 month ago
Posted a reply to Fediverse profile info, on the site WordPress.org Forums:
The fediverse profile (eg via mastodon.social) shows 36 posts, I wonder if that is expected…
1 month ago
Posted a reply to I can’t follow my blog from Mastodon, stuck in “Cancel Request”., on the site WordPress.org Forums:
The plugin should "heal" itself even for older instances. I am using it since 2018…
1 month ago
Posted a reply to missing federation, what am i missing, on the site WordPress.org Forums:
I am but sure why there are still plugins trying to hide the User-ID. The…
1 month ago
Posted a reply to I can’t follow my blog from Mastodon, stuck in “Cancel Request”., on the site WordPress.org Forums:
Hey @illustietor 👋 The "Cancel Request" state on Mastodon means your site received the Follow…
1 month ago
Posted a reply to missing federation, what am i missing, on the site WordPress.org Forums:
Hey @jo2sn 👋 the author page is still not accessible: https://www.o2sn.dk/?author=0
1 month ago
Committed [3494831] to Plugins SVN:
Update to version 5.7.0 from GitHub
2 months ago
Posted a reply to JSON returned instead of HTML on first click – Chrome and Firefox mobile, on the site WordPress.org Forums:
Bonjour @vbreton 👋 Sur mon site WordPress (vincentbreton.fr), j’ai remarqué qu’en cliquant sur un lien…
2 months ago
Posted a reply to Mastodon Kommentare auto. genehmigen, on the site WordPress.org Forums:
Hallo @ostermeiernet 👋 ich hab dir ein kleines Snippet gebaut, das sollte genau das machen:…
2 months ago
Posted a reply to UnMigrate Followers, on the site WordPress.org Forums:
I updated the Move code some versions ago, but missed to remove the filter, that…
2 months ago
Posted a reply to UnMigrate Followers, on the site WordPress.org Forums:
You now have a 137 followers on Mastodon, so I think it worked!? https://mastodon.social/@jimmunroe/followers
2 months ago
Posted a reply to When new images loaded the go:image tags do not change, on the site WordPress.org Forums:
I thought it would look at the html It checks the HTML inside of the…
2 months ago