Profiles

Bio

I know WordPress as an user since 2006 but develop on it only for approx. 2014.

Interests

Developing Plugins for WordPress and websites as Freelance and also works at WP SYNTEX which develops “Polylang” and “Polylang for WooCommerce” plugins.

WordPress Origin Story

In 2006 I searched a solution to blog, I started by a solution starting with a J and finishing with an a! After 3 months fighting to do what I’d like…. I met WordPress and felt in love with it…

Contributions

Sébastien SERRE contributes 5 hours per week to the following teams: Core, Polyglots, Support, and TV.

Member Since: June 15th, 2013
Location: France
Website: thivinfo.com
GitHub: sebastienserre
Job Title: WordPress developer & support technician for Polylang Pro & Polylang for WooCommerce
Employer: WP SYNTEX
Find me on:

Contribution History

Core Contributor
Documentation Contributor
Meta Contributor
Photo Contributor
Plugin Developer
Support Contributor
Translation Contributor
Translation Editor
WordCamp Speaker
WordCamp Volunteer
WordPress.tv Contributor

Activity
Plugins
Photos
Favorites
Translations

Translated 16 strings on translate.wordpress.org.
1 week ago
Reviewed 51 strings on translate.wordpress.org.
1 week ago
Posted a reply to PHP Warning: Undefined array key terms, on the site WordPress.org Forums:
Hello,Thank you for reporting this warning. We'll protect our code from this warning in a…
2 weeks ago
Reviewed 22 strings on translate.wordpress.org.
2 weeks ago
Translated 3 strings on translate.wordpress.org.
2 weeks ago
Translated 6 strings on translate.wordpress.org.
2 weeks ago
Reviewed 2 strings on translate.wordpress.org.
2 weeks ago
Reviewed 12 strings on translate.wordpress.org.
4 weeks ago
Created a topic, Easy to use – perfect to debug, on the site WordPress.org Forums:
Really easy to use plugin. We're often using it at the…
4 weeks ago
Posted a reply to Pro Version Question, on the site WordPress.org Forums:
Hello @omarbangla The correct link for pre-sales or any question about Polylang Pro is https://polylang.pro/support.…
1 month ago
Posted a reply to Critical error with Polylang active, on the site WordPress.org Forums:
Hello,Would you please enable WordPress debug mode to ON by adding these 3 lines to…
1 month ago
Posted a reply to Critical Error on This Website Due to Plugin Conflict, on the site WordPress.org Forums:
Hello,Would you please enable WordPress debug mode to ON by adding these 3 lines to…
1 month ago
Reviewed 125 strings on translate.wordpress.org.
1 month ago
Reviewed 215 strings on translate.wordpress.org.
1 month ago
Posted a reply to The plugin is being neglected; the authors no longer respond to emails, on the site WordPress.org Forums:
Hello, FYI, @creame, the developer of this great plugin, has a Sponsor page on Github.…
2 months ago
Is the 68th person to arrive at WordCamp Toulouse 2025
2 months ago
Posted a reply to Why Was the “This Field Is Ignored” Message Added for ACF Fields?, on the site WordPress.org Forums:
Hello @efrap , ACF is supported in Polylang Pro.Support for premium plugins is forbidden here…
2 months ago
Translated 6 strings on translate.wordpress.org.
2 months ago
Reviewed 22 strings on translate.wordpress.org.
2 months ago
Wrote a comment on the post L’équipe des GPTE s’agrandit, on the site WordPress en Français:
Oh ben ca @laboiteare, ca mérite bien un pain au chocolat la semaine prochaine à…
2 months ago
Reviewed 133 strings on translate.wordpress.org.
2 months ago
Posted a reply to Why Was the “This Field Is Ignored” Message Added for ACF Fields?, on the site WordPress.org Forums:
Hello, ACF is supported in Polylang Pro.Support for premium plugins is forbidden here in WordPress.org.Would…
2 months ago
Created ticket #7977 on Meta Trac:
link to a 404 page for REST API doc
2 months ago
Translated 51 strings on translate.wordpress.org.
2 months ago
Translated 2 strings on translate.wordpress.org.
2 months ago
Reviewed 30 strings on translate.wordpress.org.
2 months ago
Closed pull request #7439 on WordPress/wordpress-develop:
Add Translation info on SIte Health
2 months ago
Closed pull request #5822 on WordPress/wordpress-develop:
Add a filter hook
2 months ago
Reviewed 260 strings on translate.wordpress.org.
2 months ago
Posted a reply to Fatal error with Polylang, on the site WordPress.org Forums:
Hello,This error is located in Connect Polylang for Elementor which is a third party plugin.You…
3 months ago
Created ticket #63362 on Core Trac:
Date in Spanish
3 months ago
Posted a reply to Fatal error with Polylang, on the site WordPress.org Forums:
HelloWould you please enable WordPress debug, reproduce the error and share the debug.log ? Regards
3 months ago
Reviewed 2 strings on translate.wordpress.org.
3 months ago
Posted a reply to How to change language switcher background color?, on the site WordPress.org Forums:
Hello,Frontend design is managed by your theme. You should be able to customize it thansk…
3 months ago
Posted a reply to Fatal error with Polylang, on the site WordPress.org Forums:
Hello, Thank you for reporting us an issue. I've just tried Elementor + Connect Polylang…
3 months ago
Posted a reply to WordPress caught an error with Polylang, on the site WordPress.org Forums:
Hello It means delete the wp-content/plugins/polylang folder on your host and install it again.You can…
3 months ago
Committed [3272120] to Plugins SVN:
1.4.2 released from GitHub
3 months ago
Posted a reply to Disconnection from administration wordpress, on the site WordPress.org Forums:
HelloWhat do you mean by "have access to my page but I am no longer…
3 months ago
Reviewed 65 strings on translate.wordpress.org.
3 months ago
Translated 3 strings on translate.wordpress.org.
3 months ago
Reviewed 108 strings on translate.wordpress.org.
3 months ago
Posted a reply to Polylang Pro not recognised, on the site WordPress.org Forums:
@uappsk if you need anything from Polylang team to improve your plugin compatibility. Do not…
3 months ago
Posted a reply to Polylang Pro not recognised, on the site WordPress.org Forums:
Hello,By reading the 1.0.6 changelog, it seems to handle Polylang Pro (https://wordpress.org/plugins/auto-translator-polylang/#developers).Do you confirm ?
3 months ago
Submitted pull request #483 to WordPress/wordpress.org:
Restrict self-removal for plugin committers.
3 months ago
Created ticket #7947 on Meta Trac:
Remove the "remove" link if only one committers
3 months ago
Reviewed 36 strings on translate.wordpress.org.
3 months ago
Translated 43 strings on translate.wordpress.org.
3 months ago
Committed [3267980] to Plugins SVN:
1.4.1 released from GitHub
3 months ago
Posted a reply to Inquiry About Polylang Pro Features, on the site WordPress.org Forums:
Hello, Answering on questions about premiums plugin is not allowed on this forum.Please contact us…
3 months ago
Posted a reply to Polylang URL, on the site WordPress.org Forums:
Hello, By default, WordPress is preventing 2 or more content with the same slug. That's…
3 months ago

Developer

Connect your Nuki Smartlock!

Active Installs: 10+
Simple Wall

Active Installs: 70+

Contributor

AD Sliding FAQ

Active Installs: 30+
Embed Block for Matterport

Active Installs: Less than 10
Polylang

Active Installs: 800,000+

Total photo contributions: 6

View all photos contributed by Sébastien SERRE to the WordPress Photo Directory →

Plugins

Themes

Kawi

User rating

Français (French (France)) Project Translation Editor - #fr_FR

Français de Belgique (French (Belgium)) Project Translation Editor - #fr_BE

Plugins and Themes

Français (French (France)) Translation Contributor - #fr_FR

Forums, Learn WordPress, Openverse, WordPress Plugin Directory, WordPress.org, Patterns, OpenAgenda for Visual Composer (Deprecated), AAWP Obfuscator, Advanced Custom Fields: Extended, ACF Options For Polylang, ACF RRule Field, ActivityPub, RSS integration – AcyMailing, Ad Inserter – Ad Manager & AdSense Ads, AD Sliding FAQ, Add From Server, Admin Menu Editor, Adminimize, Advanced Contact form 7 DB, Advanced Custom Fields (ACF®), Advanced Forms for ACF, Advanced Gutenberg Blocks, Advanced Product Labels for WooCommerce, AI Engine, Akismet Anti-spam: Spam Protection, All in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Traffic, AMP, Style Kits – Advanced Theme Styles for Elementor, Antispam Bee, Asgaros Forum, Starter Templates – AI-Powered Templates for Elementor & Gutenberg, Auto Anchor, Enhanced Responsive Images, Autoptimize, Awesome Support – WordPress HelpDesk & Support Plugin, BB Delete cache, bbPress, Better Search Replace, Solid Security – Password, Two Factor Authentication, and Brute Force Protection, BBQ Firewall – Fast & Powerful Firewall Security, Gutenberg Block Editor Toolkit – EditorsKit, Customize WordPress Emails and Alerts – Better Notifications for WP, Boxzilla – Pop-Ups for WordPress, BP Display Content, Breadcrumb NavXT, Broken Link Checker, rtMedia for WordPress, BuddyPress and bbPress, PublishPress Capabilities – User Role Editor, Access Permissions, User Capabilities, Admin Menus, Conditional Fields for Contact Form 7, Simple Freemius Shop, Classic Editor, Classic Menu Block, Website Builder by SeedProd — Theme Builder, Landing Page Builder, Coming Soon Page, Maintenance Mode, Coming Soon Badges for WooCommerce, Compare Affiliated Products, Connect Polylang for Elementor, Connect your Nuki Smartlock!, Contact Form 7, CF7Apps – All Essential Extensions for Contact Form 7 [Honeypot for CF7, hCAPTCHA, and more], Contact Form 7 Database Addon – CFDB7, Contact Widgets, CookieYes – Cookie Banner for Cookie Consent (Easy to setup GDPR/CCPA Compliant Cookie Notice), Cookie Notice & Compliance for GDPR / CCPA, Corona Virus Data, Polylang – Country Detection, Custom Post Type to Map Store, Joinchat, Simple Custom CSS and JS, Customer Reviews for WooCommerce, Customizer Export/Import, Device Detector, Digital License Manager, Disable Gutenberg, Dokan: AI Powered WooCommerce Multivendor Marketplace Solution – Build Your Own Amazon, eBay, Etsy, Doliconnect, Doneren met Mollie, Download List Block with Icons, Download Monitor, Duplicate Page, GTM4WP – A Google Tag Manager (GTM) plugin for WordPress, DynaMo, Easy Social Feed – Social Photos Gallery – Post Feed – Like Box, Easy WP SMTP – WordPress SMTP and Email Logs: Gmail, Office 365, Outlook, Custom SMTP, and more, EasyTransac pour WooCommerce, Einsatzverwaltung, Elementor Website Builder – More Than Just a Page Builder, ElementsKit Elementor Addons and Templates, ICEGRAM EXPRESS – EMAIL SUBSCRIBERS, OPTIN FORMS, NEWSLETTERS, AND MARKETING AUTOMATION FOR WORDPRESS & WOOCOMMERCE, Embed Block for Matterport, Embed Optimizer, EME Sync Events, Enable jQuery Migrate Helper, Gallery Plugin for WordPress – Envira Photo Gallery, WP ERP | Complete HR solution with recruitment & job listings | WooCommerce CRM & Accounting, Error Log Monitor, Essential Addons for Elementor – Popular Elementor Templates & Widgets, Event Tickets and Registration, Contact Form by Everest Forms – Simple Contact Form to Advanced Contact Form, Quiz, Survey, & Custom Contact Form Builder for WordPress, EWWW Image Optimizer, External files in Media Library, Favicon by RealFaviconGenerator, FileBird – WordPress Media Library Folders & File Manager, Flamingo, FluentCRM – Email Newsletter, Automation, Email Marketing, Email Campaigns, Optins, Leads, and CRM Solution, Force Regenerate Thumbnails, Force Update Translations, Form Block, Formality, Formidable Forms – Contact Form Plugin, Survey, Quiz, Payment, Calculator Form & Custom Form Builder, Forminator Forms – Contact Form, Payment Form & Custom Form Builder, Front End PM, Frontend Dashboard, Frontend Dashboard Captcha, Frontend Dashboard Custom Post and Taxonomies, Site Editor Classic Features, WordPress.com Editing Toolkit, GamiPress – Gamification plugin to reward points, achievements, badges & ranks in WordPress, GatherPress, GenerateBlocks, G-Forms hCaptcha, GiveWP – Donation Plugin and Fundraising Platform, Go Live Update Urls, WordPress Assets manager, dequeue scripts, dequeue styles, ExactMetrics – Google Analytics Dashboard for WordPress (Website Stats Plugin), reCaptcha by BestWebSoft, Site Kit by Google – Analytics, Search Console, AdSense, Speed, Anti-Malware Security and Brute-Force Firewall, Gravity Form Sellsy Addons, Grid Plus – Unlimited grid layout, Gutenberg, Gutenberg Ramp, hCaptcha for WP, Health Check & Troubleshooting, Heartbeat Control, Image Prioritizer, Image Widget, WPCode – Insert Headers and Footers + Custom Code Snippets – WordPress Code Manager, Smash Balloon Social Photo Feed – Easy Social Feeds Plugin, Jetpack – WP Security, Backup, Speed, & Growth, Nobs • Share Buttons, Gutenberg Blocks with AI by Kadence WP – Page Builder Features, Kingmailer WordPress SMTP, Leaky Paywall, LearnPress – WordPress LMS Plugin, License Manager for WooCommerce, Limit Login Attempts Reloaded – Login Security, Brute Force Protection, Firewall, Link Verification for Mastodon, LiteSpeed Cache, Custom Login Page Customizer – Login Designer, Loginizer, Magic Export & Import, Mailchimp for WooCommerce, MC4WP: Mailchimp for WordPress, Maintenance, MainWP Dashboard: WordPress Management without the SaaS, MariaDB Health Checks, Master Slider – Responsive Touch Slider, Media Sync, Max Mega Menu, Members – Membership & User Role Editor Plugin, Menu Icons by ThemeIsle, Messesinfo, Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider, Modern Events Calendar Lite, Mosne Text to Speech Block, My Calendar – Accessible Event Manager, myEasyCompta, Name Directory, Newsletter – Send awesome emails from WordPress, Ninja Forms – The Contact Form Builder That Grows With You, Ocean Extra, One Click Demo Import, OpenAgenda, Optimization Detective, OptionTree, Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions, Participants Database, PDF Embedder, Community by PeepSo – Download from PeepSo.com, Performance Lab, Photo Gallery by 10Web – Mobile-Friendly Image Gallery, Pinterest for WooCommerce, Plugin Report, Pods – Custom Content Types and Fields, Polylang, Supertext Translation and Proofreading, Popup Builder – Create highly converting, mobile friendly marketing popups., Popup Maker – Boost Sales, Conversions, Optins, Subscribers with the Ultimate WP Popups Builder, Schedule Post Changes With PublishPress Future: Unpublish, Delete, Change Status, Trash, Change Categories, Post SMTP – WP SMTP Plugin with Email Logs and Mobile App for Failure Notifications – Gmail SMTP, Office 365, Brevo, Mailgun, Amazon SES and more, Post Views Counter, Posts On This Day, Pray For, Prevent Direct Access – Protect WordPress Files, PVT – Product Variation Table for WooCommerce, Editorial Calendar, Marketing Content, Kanban Board – PublishPress Planner, Fixed Widget and Sticky Elements for WordPress, Query Monitor – The developer tools panel for WordPress, Quotes for WooCommerce, Really Simple Security – Simple and Performant Security (formerly Really Simple SSL), Redirection, Redis Object Cache, Redux Framework, reGenerate Thumbnails Advanced, Relevanssi – A Better Search, Remind me to change my password, Reservit Hotel, Responsive Lightbox & Gallery, Five Star Restaurant Reservations – WordPress Booking Plugin, Rewrite Rules Inspector, RSS Reply via email, Scrollsequence – Cinematic Scroll Image Animation Plugin, Search & Replace, Search Console, SecuPress Free with Simple SSL – Simple and Performant Security, Seers AI | GDPR & CCPA Cookie Consent & Compliance, Sellsy, Send PDF for Contact Form 7, Rank Math SEO – AI SEO Tools to Dominate SEO Rankings, Sermon Manager, Simple Local Avatars, Simple Mastodon Verification, Simple Video Preview, Simple Wall, Page Builder by SiteOrigin, Snow Fall, SiteOrigin CSS, SiteOrigin Widgets Bundle, Speed Booster Pack ⚡ PageSpeed Optimization Suite, SQLite Database Integration, SEO Plugin by Squirrly SEO, Stand With Ukraine, Sticky, Easy Updates Manager, String locator, Accept Stripe Payments, SweepPress: Website Cleanup and Optimization, Synchronize Editor and ACF Color Pickers 🎨, Test Reports, The Events Calendar, Orbit Fox by ThemeIsle, WPCasa Mail Alert Legacy — Not maintened, Translate Gravity Forms x Polylang, True Lazy Analytics, Tutor LMS – eLearning and online course solution, Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin, Social Media Share Buttons & Social Sharing Icons, Under Construction, Unsplash, Viva Wallet Smart Checkout for your WooCommerce store, W3 Total Cache, Woo Grouped Product, Mondial Relay & Chronopost plugin for WooCommerce – WCMultiShipping, Web Worker Offloading, Webatta – Deposit price for WooCommerce products, Project Management, Team Collaboration, Kanban Board, Gantt Charts, Task Manager and More – WP Project Manager, AMP on WordPress – weeblrAMP CE, Widgets for Google Reviews, WooCommerce Cart Abandonment Recovery, Woo Custom Emails, Delivery & Pickup Date Time for WooCommerce, XT Floating Cart for WooCommerce, FedaPay Gateway for WooCommerce, WooCommerce Blocks, Advanced Order Export For WooCommerce, Modal Fly Cart & AJAX Add to Cart for WooCommerce, WooCommerce, WooCommerce Admin, Checkout Field Manager (Checkout Manager) for WooCommerce, Easy Booking for WooCommerce, WooCommerce PayPal Checkout Payment Gateway, WooCommerce Stripe Payment Gateway, Germanized for WooCommerce, Google Analytics for WooCommerce, Booster for WooCommerce – PDF Invoices, Bulk Price Editor, Currency Switcher & 100+ Tools, PDF Invoices & Packing Slips for WooCommerce, Wordfence Security – Firewall, Malware Scan, and Login Security, WordPress Importer, WordPress Popular Posts, Yoast SEO – Advanced SEO with real-time guidance and built-in AI, WP Ad Guru – Banner ad, Responsive popup, Popup maker, Ad rotator & More, Asset CleanUp: Page Speed Booster, WP Attend, WP Cerber Security, Anti-spam & Malware Scan, WP Consent API, WP Content Copy Protection & No Right Click, WP Crontrol, WP Crowdfunding, WP DPE-GES, WP Edit, WP Fastest Cache, WP Favorite Posts, WP Force SSL & HTTPS SSL Redirect, Cookie Information | Free GDPR Consent Solution, WP GestSup Connector, WP Go Maps (formerly WP Google Maps), WP Job Manager, WP Multibyte Patch, Nested Pages, OpenAgenda for WordPress, WP POST Updated, WP Reset – Most Advanced WordPress Reset Tool, Perfect Images, WP Rollback – Rollback Plugins and Themes, WP Activity Log, WP Show Posts, WP Simple Booking Calendar, Smush Image Optimization – Optimize Images | Compress & Lazy Load Images | Convert WebP & AVIF | Image CDN, WP Statistics – The Most Popular Privacy-Friendly Analytics Plugin, XPoster – Share to Bluesky and Mastodon, Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content – ProfilePress, Social Chat – Click To Chat App Button, WhyDonate – FREE Donate button – Crowdfunding – Fundraising, WPCasa, WPCasa Advanced Search, WPCasa Mail Alert, ReCaptcha v2 for Contact Form 7, DeepL API translation plugin, WPForms – Easy Form Builder for WordPress – Contact Forms, Payment Forms, Surveys, & More, WPFront Scroll Top, WPML to Polylang, WPS Hide Login, WPtouch – Make your WordPress Website Mobile-Friendly, Migration, Backup, Staging – WPvivid Backup & Migration, X3P0 Legacy Widget, YayMail – WooCommerce Email Customizer, Custom Product Tabs for WooCommerce, YITH Donations for WooCommerce, YITH WooCommerce Ajax Product Filter, YITH WooCommerce Compare, YITH WooCommerce Quick View, YITH WooCommerce Wishlist, Zephyr Project Manager, Oscura, Quark, WordPress 4.8.x, WordPress 4.9.x, WordPress 5.0.x, WordPress 5.1.x, WordPress 5.2.x, WordPress 5.3.x, WordPress 5.4.x, WordPress 5.9.x, WordPress 6.0.x, WordPress 6.3.x, and WordPress 6.8.x - Development

Français de Belgique (French (Belgium)) Translation Contributor - #fr_BE

Awesome Support – WordPress HelpDesk & Support Plugin, Polylang – Country Detection, DynaMo, Lock Reusable Blocks, Lumière Movies, Ninja Forms – The Contact Form Builder That Grows With You, Polylang, Really Simple Security – Simple and Performant Security (formerly Really Simple SSL), Simple Wall, Stand With Ukraine, WooCommerce, PDF Invoices & Packing Slips for WooCommerce, WordPress Importer, WPCasa, and WPML to Polylang

Français du Canada (French (Canada)) Translation Contributor - #fr_CA

DynaMo, Lock Reusable Blocks, Polylang, Simple Wall, and WPML to Polylang

Nederlands (Dutch) Translation Contributor - #nl_NL

WPCasa Mail Alert

简体中文 (Chinese (China)) Translation Contributor - #zh_CN

WooCommerce PayPal Payments