Felix Arntz
@flixos90 on WordPress.org and Slack
Bio
Interests
Contributions Sponsored
- Member Since: November 28th, 2012
- Location: San Francisco, USA
- Website: felix-arntz.me
- GitHub: felixarntz
- Job Title: Senior Software Engineer
- Employer: Google
Contribution History
Felix Arntz’s badges:- Core Contributor
- Core Performance Contributor
- Core Performance Team
- Core Team
- Documentation Contributor
- Meta Contributor
- Plugin Developer
- Translation Contributor
- Translation Editor
- WordCamp Organizer
- WordCamp Speaker
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Merged pull request #1041 into WordPress/performance:
Rename "Image Loading Optimization" to "Optimization Detective" -
Mentioned in [57830] on Core SVN:
Interactivity API: Increase hook priority for processing directives. -
Merged pull request #1047 into WordPress/performance:
Enhance `object-cache.php` drop-in placement logic to support updating to a newer version... -
Mentioned in [57826] on Core SVN:
Interactivity API: Increase hook priority for processing directives. -
Mentioned in [57825] on Core SVN:
Interactivity API: Do not process directives when there aren't any. -
Mentioned in [57824] on Core SVN:
Interactivity API: Do not process directives when there aren’t any. -
Submitted pull request #1047 to WordPress/performance:
Enhance `object-cache.php` drop-in placement logic to support updating to a newer version... -
Created issue #1046 in the WordPress/performance repository:
Review current plugin names and their descriptions for their accuracy and helpfulness -
Created issue #1045 in the WordPress/performance repository:
Allow marking certain standalone plugins as experimental -
Committed [3048103] to Plugins SVN:
Updating readme/assets from GitHub -
Committed [3048102] to Plugins SVN:
Updating readme/assets from GitHub -
Committed [3048101] to Plugins SVN:
Updating readme/assets from GitHub -
Committed [3048100] to Plugins SVN:
Updating readme/assets from GitHub -
Committed [3048099] to Plugins SVN:
Updating readme/assets from GitHub -
Committed [3048098] to Plugins SVN:
Updating readme/assets from GitHub -
Committed [3048096] to Plugins SVN:
Updating readme/assets from GitHub -
Pull request #1038 merged into WordPress/performance:
Add changelog entry for #1036 to WebP Uploads readme -
Submitted pull request #1038 to WordPress/performance:
Add changelog entry for #1036 to WebP Uploads readme -
Merged pull request #1027 into WordPress/performance:
Update tested WordPress version to 6.5 -
Closed issue #655 on the WordPress/performance repository:
Add upgrade notice to inform users of major change prior to 3.0.0... -
Merged pull request #1019 into WordPress/performance:
Upgrade notice to inform users of major change prior to 3.0.0 update -
Created issue #1032 in the WordPress/performance repository:
Enhance onboarding experience for Performance Lab -
Created issue #1031 in the WordPress/performance repository:
Improve UX/UI of enabling performance features via standalone plugins -
Created issue #1030 in the WordPress/performance repository:
Remove modules infrastructure -
Created issue #1029 in the WordPress/performance repository:
Make remaining modules (all Site Health) part of Performance Lab core -
Submitted pull request #1027 to WordPress/performance:
Update tested WordPress version to 6.5 -
Closed issue #654 on the WordPress/performance repository:
Remove the modules that were published as standalone plugins from the Performance... -
Merged pull request #1011 into WordPress/performance:
Move published modules to standalone plugins -
Merged pull request #1026 into WordPress/performance:
Fix `get-plugin-dir` command for plugins -
Merged pull request #1024 into WordPress/performance:
Fix missing `ABSPATH` checks in Speculation Rules plugin -
Pull request #1025 merged into WordPress/performance:
Allow excluding URL patterns from prerendering or prefetching specifically -
Submitted pull request #1025 to WordPress/performance:
Allow excluding URL patterns from prerendering or prefetching specifically -
Submitted pull request #1024 to WordPress/performance:
Fix missing `ABSPATH` checks in Speculation Rules plugin -
Closed issue #1015 on the WordPress/performance repository:
PL admin performance can be improved -
Merged pull request #1022 into WordPress/performance:
Add caching to the wordpress.org query to get plugin information. -
Pull request #1021 merged into WordPress/performance:
Merge: Infrastructure for standalone plugins -
Submitted pull request #1021 to WordPress/performance:
Merge: Infrastructure for standalone plugins -
Merged pull request #946 into WordPress/performance:
Move Speculation Rules to new location as purely a standalone plugin -
Merged pull request #1017 into WordPress/performance:
Add shortcuts to simplify running PHPUnit tests for standalone plugins -
Submitted pull request #1017 to WordPress/performance:
Add shortcuts to simplify running PHPUnit tests for standalone plugins -
Closed issue #791 on the WordPress/performance repository:
Module Proposal: auto-sizes for lazy-loaded images -
Closed issue #935 on the WordPress/performance repository:
Implement publishing workflow for standalone plugins that aren't modules -
Merged pull request #1000 into WordPress/performance:
Implement publishing workflow for standalone plugins that aren't modules -
Mentioned in [57685] on Core SVN:
Themes: Use original template paths when switching blogs. -
Mentioned in [57608] on Core SVN:
Themes: Add 'theme_files' cache group to block pattern cache operations. -
Mentioned in [57490] on Core SVN:
Editor: reduce specificity of block style variation selector. -
Merged pull request #949 into WordPress/performance:
Include standalone plugin slugs in generator tag -
Mentioned in [57341] on Core SVN:
Script Loader: Only emit CDATA wrapper comments in `wp_get_inline_script_tag()` for JavaScript. -
Mentioned in [57337] on Core SVN:
I18N: Introduce a more performant localization library. -
Mentioned in [57327] on Core SVN:
Script Modules API: Rename `wp_module` to `wp_script_module`
Developer
-
Attachment Taxonomies
Active Installs: 1,000+
-
Bootstrap for Contact Form 7
Active Installs: 10,000+
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Fast Smooth Scroll
Active Installs: 20+
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Flush Transients
Active Installs: Less than 10
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Native Lazyload
Active Installs: 8,000+
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Share Target
Active Installs: Less than 10
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Site Kit by Google - Analytics, Search Console, AdSense, Speed
Active Installs: 4+ million
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WP GDPR Cookie Notice
Active Installs: 800+
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WP-API JSON Feed
Active Installs: 20+
Contributor
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Lazy Loading Feature Plugin
Active Installs: 600+
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WP Multi Network
Active Installs: 100+
Support Rep
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Performance Lab
Active Installs: 100,000+
Plugins
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Akismet Anti-spam: Spam Protection
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AMP
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Contact Form 7
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Easy Digital Downloads – Sell Digital Files & Subscriptions (eCommerce Store + Payments Made Easy)
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Edit Author Slug
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ElasticPress
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Email Template Designer - WP HTML Mail
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Gmail SMTP
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HyperDB
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Keyring
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MultilingualPress
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One Click Demo Import
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Perfect Images (Manage Image Sizes, Thumbnails, Replace, Retina)
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Plugin Detective - Troubleshooting Conflicts
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Query Monitor
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Rate
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Redis Object Cache
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Regenerate Thumbnails
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SportsPress - Sports Club & League Manager
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Stream
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Subtitles
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SupportFlow
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SyntaxHighlighter Evolved
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The SEO Framework – Fast, Automated, Effortless.
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WP Event Calendar
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WP Multi Network
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WP Redis
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WP Spider Cache
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WP User Activity
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WP User Profiles
Deutsch (German) Plugins Translation Editor - #de_DE
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AMP
Active Installs: 400,000+
-
Attachment Taxonomies
Active Installs: 1,000+
-
Bootstrap for Contact Form 7
Active Installs: 10,000+
-
GiveWP – Donation Plugin and Fundraising Platform
Active Installs: 100,000+
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WP User Activity
Active Installs: 400+
-
WP User Profiles
Active Installs: 400+