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Wikibase Software Development - Professional Wiki
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margin-top: 7rem;"> <nav class="navbar navbar-expand-lg fixed-top navExtraPadding"> <div class="container"> <a href="/" style="font-size: 1.6em;"><b>Professional </b><span>Wiki</span></a> <button class="navbar-toggler navbar-toggler-right" type="button" data-toggle="collapse" data-target="#navbarResponsive" aria-controls="navbarResponsive" aria-expanded="false" aria-label="Toggle navigation"> <i class="fas fa-bars"></i> </button> <div class="collapse navbar-collapse" id="navbarResponsive"> <ul class="navbar-nav ml-auto"> <li class="nav-item "> <a class="nav-link" href="/en/hosting">Hosting</a> </li> <li class="nav-item "> <a class="nav-link" href="/en/mediawiki-development">Development</a> </li> <li class="nav-item "> <a class="nav-link" href="/en/wikis-for-companies">Company Wikis</a> </li> <li class="nav-item "> <a class="nav-link" href="/en/about">About</a> </li> <li class="nav-item "> <a class="nav-link" href="/en/blog">Blog</a> </li> <li class="nav-item " style="padding-right: 1rem"> <a class="nav-link" href="/en/contact">Contact</a> </li> <li class="nav-item"> <span class="language-selector"> <a href="/en/wikibase-software-development" class="language-link active">EN</a> | <a href="/de/wikibase-softwareentwicklung" class="language-link ">DE</a> </span> </li> </ul> </div> </div> </nav> <div class="container py-3 py-md-5 my-3 my-md-5"> <div class="row justify-content-center text-center"> <div class="col-lg-12 col-xl-11"> <h1 class="mb-3"> <span class="d-none d-md-inline">Professional </span>Wikibase Development </h1> <p class="lead"> Collaborate with us on your next Wikibase software project.<br class="d-none d-md-block"> Enjoy a stress-free experience and a reliable product. </p> <div class="card-deck mt-3 mt-md-5"> <div class="col-md-4 pb-md-0 pb-4"> <a href="/en/mediawiki-development"> <img src="/img/MediaWikiLogo.svg" alt="MediaWiki logo" class="img-fluid" style="height: 200px"> </a> <a href="/en/mediawiki-development"> <p class="mt-2 mb-0" style="font-size: 2rem; color: var(--textColor)">MediaWiki</p> </a> </div> <div class="col-md-4 pb-3 pb-md-0 pt-md-4"> <img src="/img/php.svg" alt="PHP logo" style="height: 170px"> </div> <div class="col-md-4 pb-md-0"> <img src="/img/WikibaseLogo.svg" alt="Wikibase logo" style="height: 200px"> <p class="mt-2 mb-0" style="font-size: 2rem">Wikibase</p> </div> </div> </div> </div> </div> <div class="my-3 my-md-5 bg-white py-3 py-md-5"> <div class="container"> <div class="row justify-content-center text-center"> <div class="col-12"> <h2 id="Services"> <span class="d-none d-sm-inline">Wikibase </span>Development Services </h2> </div> </div> <div class="row justify-content-center"> <div class="col-12 col-xl-8"> <ul class="pro-bullet-list mt-2"> <li> <span>Wikibase Extension Development</span> Our Wikibase developers create or enhance extensions for your specific needs </li> <li> <span>Wikibase Integration</span> Our consultants integrate your Wikibase with other software. Authentication, import, export, web hooks, APIs, graph databases, artificial intelligence (AI), we have got you covered. </li> <li> <span><a href="/en/mediawiki-theme-development">Wikibase Skinning</a></span> Make your Wikibase look unique with a <a href="/en/mediawiki-theme-development">custom Wikibase theme</a>. Our developers create a new MediaWiki skin or configure an existing one such as our very own <a href="https://www.pro.wiki/articles/best-mediawiki-skins#Chameleon">Chameleon</a>. </li> <li> <span>Wikibase Import Tooling</span> Import data from other systems into Wikibase. Our developers create high-performance data ingestion tools. </li> <li> <span>Wikibase Synchronization</span> Sync data between Wikibase instances or between your Wikibase and other systems. Our developers create tools to keep your data in sync. </li> </ul> </div> </div> </div> </div> <div class="my-3 my-md-5"> <div class="container"> <div class="row justify-content-center text-center"> <div class="col-12 col-xl-11"> <h2 id="Benefits"> Your Benefits </h2> <div class="card-deck my-1 my-md-4"> <div class="card-body col-md-4 pb-0"> <h3 class="card-text h5 text-center mb-2"> <span class="fa-stack fa-4x"> <i class="fa fa-circle fa-stack-2x professional"></i> <i class="fa fa-laptop-code fa-stack-1x fa-inverse"></i> </span> </h3> <p class="card-text text-center lead"> High standards </p> </div> <div class="card-body col-md-4 pb-0"> <h3 class="card-text h5 text-center mb-2"> <span class="fa-stack fa-4x"> <i class="fa fa-circle fa-stack-2x professional"></i> <i class="fa fa-check fa-stack-1x fa-inverse"></i> </span> </h3> <p class="card-text text-center lead"> Proven track record </p> </div> <div class="card-body col-md-4 pb-0"> <h3 class="card-text h5 text-center mb-2"> <span class="fa-stack fa-4x"> <i class="fa fa-circle fa-stack-2x professional"></i> <i class="fa fa-redo fa-stack-1x fa-inverse"></i> </span> </h3> <p class="card-text text-center lead"> Iterative processes </p> </div> </div> </div> </div> <div class="row justify-content-center"> <div class="col-12 col-xl-9"> <ul class="pro-bullet-list mt-2"> <li> <span>Play it safe</span> We have a long and <a href="#Extensions">proven track record</a> of successful projects <a href="#History">starting in 2009</a>. We are well respected within the MediaWiki community. </li> <li> <span>Work with real experts</span> We created large parts of Wikibase itself and have software development expertise that is unmatched in the Wikibase ecosystem. You do not have to take our word for it, our track record and <a href="#Extensions">public code repositories</a> speak for themselves. </li> <li> <span>Get your desired results quickly</span> We practice iterative development and work with our clients to ensure we create the best solutions for their use cases. </li> <li> <span>Enjoy quality software</span> We deliver sustainable software with high internal and external quality. We follow clean code practices, create automated tests and develop with continuous integration. </li> <li> <span>Bug-free, guaranteed!</span> Bugs are our responsibility. We are committed to delivering quality work. If any bugs do slip through, we fix them free of charge. </li> </ul> </div> </div> </div> </div> <div class="my-3 my-md-5 bg-white py-3 py-md-5"> <div class="container"> <h3 class="text-center" id="Customers"> Our team has developed software for </h3> <div class="row text-center"> <div class="col-lg-2 col-sm-4 mt-3"> <img class="img-fluid" src="/img/dev/g.png" alt="Company logo"> </div> <div class="col-lg-2 col-sm-4 mt-3"> <img class="img-fluid" src="/img/dev/wmde.png" alt="Company logo"> </div> <div class="col-lg-2 col-sm-4 mt-3"> <img class="img-fluid" src="/img/dev/wikipedia.png" alt="Wikipedia logo"> </div> <div class="col-lg-2 col-sm-4 mt-3"> <img class="img-fluid" src="/img/dev/wmf.png" alt="Company logo" style="max-height: 100px"> </div> <div class="col-lg-2 col-sm-4 mt-3"> <img class="img-fluid" src="/img/dev/i.png" alt="Company logo"> </div> <div class="col-lg-2 col-sm-4 mt-3"> <img class="img-fluid" src="/img/dev/t.png" alt="Company logo"> </div> </div> </div> </div> <div class="my-3 my-md-5"> <div class="container"> <div class="row justify-content-center text-center"> <div class="col-12 col-xl-11"> <h2 id="About-Professional-Wiki"> About Professional Wiki </h2> <div class="container my-3 my-md-5"> <div class="row"> <div class="col-sm-6 col-lg-3 my-2 my-lg-0"> <p class="display-4 mb-0 font-weight-bold"> 15 </p> <p class="mb-0"> years of experience </p> </div> <div class="col-sm-6 col-lg-3 my-2 my-lg-0"> <p class="display-4 mb-0 font-weight-bold"> 8 </p> <p class="mb-0"> Wikibase extensions </p> </div> <div class="col-sm-6 col-lg-3 my-2 my-lg-0"> <p class="display-4 mb-0 font-weight-bold"> 48000+ </p> <p class="mb-0"> code changes </p> </div> <div class="col-sm-6 col-lg-3 my-2 my-lg-0"> <p class="display-4 mb-0 font-weight-bold"> 260+ </p> <p class="mb-0"> clients helped </p> </div> </div> </div> <p> Professional Wiki GmbH is a Berlin-based company with an international team that serves international clients. </p> <p> We are MediaWiki veterans with expertise that includes <a href="/en/hosting">MediaWiki hosting</a> and <a href="/en/mediawiki-development">MediaWiki software development</a>. </p> <p> Our CEO is one of the original developers of Wikibase and made more code changes to Wikibase than anyone else. Professional Wiki has created over 40 MediaWiki extensions and helped over a dozen large organizations with their Wikibase projects. We also provide <a href="/en/hosting/wikibase">Wikibase hosting</a>. </p> <p> We are a customer-focused agile company. We value professionalism, quality and sustainability. Learn more <a href="/en/about">about Professional Wiki</a>. </p> <p> <a href="/en/jobs">Join our team</a>. </p> <div class="container mt-3 mt-md-5" style="font-size: 1.5rem"> <div class="row"> <div class="col-sm-6 col-lg-3"> <a rel="me" href="https://github.com/ProfessionalWiki"><i class="fab fa-github-square"></i> GitHub</a> </div> <div class="col-sm-6 col-lg-3"> <a rel="me" href="https://www.youtube.com/@ProfessionalWiki"><i class="fab fa-youtube-square"></i> YouTube</a> </div> <div class="col-sm-6 col-lg-3"> <a rel="me" href="https://www.linkedin.com/company/professional-wiki"><i class="fab fa-linkedin"></i> LinkedIn</a> </div> <div class="col-sm-6 col-lg-3"> <a rel="me" href="https://twitter.com/ProWikis"><i class="fab fa-twitter-square"></i> Twitter</a> </div> </div> </div> </div> </div> </div> </div> <div class="my-3 my-md-5 bg-white py-3 py-md-5"> <div class="container"> <div class="row justify-content-center text-center"> <div class="col-12 col-xl-11"> <h2> Get Started </h2> <p class="lead mb-0"> <a href="/en/contact">Contact us</a> with the details of your project. </p> </div> </div> </div> </div> <div class="my-3 my-md-5"> <div class="container"> <div class="row justify-content-center text-center"> <div class="col-12 col-xl-11"> <h2 id="Testimonials"> Customer Testimonials </h2> <blockquote class="blockquote testimonial" > <q> We highly recommend Professional Wiki for any project in the Mediawiki/Wikibase space. </q> <div class="blockquote-footer mt-1"> <cite>IP Squared and Digital Werktuig</cite>, for <a href="https://www.wikibase.consulting/automating-values-in-wikibase/">Automated Values</a> and <a href="https://www.wikibase.consulting/wikibase-edtf/">Wikibase EDTF</a> </div> </blockquote> <script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Review", "author": { "@type": "Person", "name": "IP Squared and Digital Werktuig" }, "datePublished": "2021-01-01", "inLanguage": "en", "reviewBody": "We highly recommend Professional Wiki for any project in the Mediawiki/Wikibase space.", "itemReviewed": { "@type": "Organization", "name": "Professional Wiki", "url": "https://professional.wiki" } } </script> <blockquote class="blockquote testimonial" > <q> We wished to display SPARQL query results in our Wikibase and commissioned Professional Wiki to develop a solution. They created a flexible extension that is just what we needed. </q> <div class="blockquote-footer mt-1"> <cite>Dr. Tim Conrad, Professor at Freie Universität Berlin</cite> </div> </blockquote> <script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Review", "author": { "@type": "Person", "jobTitle": "Professor", "affiliation": { "@type": "Organization", "name": "Freie Universität Berlin" }, "name": "Dr. Tim Conrad" }, "datePublished": "2024-05-14", "inLanguage": "en", "reviewBody": "We wished to display SPARQL query results in our Wikibase and commissioned Professional Wiki to develop a solution. They created a flexible extension that is just what we needed.", "itemReviewed": { "@type": "Organization", "name": "Professional Wiki", "url": "https://professional.wiki" } } </script> <blockquote class="blockquote testimonial" > <q> Professional Wiki helped us to fine tune our requirements and created the excellent Wikibase Export extension for non-technical users. It’s very clean, clear and user-friendly. </q> <div class="blockquote-footer mt-1"> <cite>Dr. Renat Shigapov, Koordinator der NFDI AG „Knowledge Graphs“ at Universität Mannheim</cite>, for <a href="/en/extension/wikibase-export">Wikibase Export</a> </div> </blockquote> <script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Review", "author": { "@type": "Person", "jobTitle": "Koordinator der NFDI AG „Knowledge Graphs“", "affiliation": { "@type": "Organization", "name": " Universität Mannheim" }, "name": "Dr. Renat Shigapov" }, "datePublished": "2023-02-02", "inLanguage": "en", "reviewBody": "Professional Wiki helped us to fine tune our requirements and created the excellent Wikibase Export extension for non-technical users. It’s very clean, clear and user-friendly.", "itemReviewed": { "@type": "Organization", "name": "Professional Wiki", "url": "https://professional.wiki" } } </script> <blockquote class="blockquote testimonial" > <q> Professional Wiki provided Rhizome with competent and timely custom development work. Making use of all the tools that are available to open source developers today, the team built extensions that follow modern software design guidelines, are easy to install, configure, and maintain, and include good documentation and automated testing. Quite unique in the Mediawiki space! </q> <div class="blockquote-footer mt-1"> <cite>Dragan Espenschied, Preservation Director at Rhizome</cite> </div> </blockquote> <script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Review", "author": { "@type": "Person", "jobTitle": "Preservation Director", "affiliation": { "@type": "Organization", "name": "Rhizome" }, "name": "Dragan Espenschied" }, "datePublished": "2020-01-01", "inLanguage": "en", "reviewBody": "Professional Wiki provided Rhizome with competent and timely custom development work. Making use of all the tools that are available to open source developers today, the team built extensions that follow modern software design guidelines, are easy to install, configure, and maintain, and include good documentation and automated testing. Quite unique in the Mediawiki space!", "itemReviewed": { "@type": "Organization", "name": "Professional Wiki", "url": "https://professional.wiki" } } </script> <blockquote class="blockquote testimonial" > <q> Jeroen is one of the most productive and passionate developers that I know. Without Jeroen, Wikidata would not have such a rich range of functions and would be built on a less flexible, lower-quality codebase and architecture. Jeroen has in-depth knowledge and broad experience about clean code and software architectures. I have always appreciated his professional attitude, collegial and reliable manner. He is an absolute win for any team and project! </q> <div class="blockquote-footer mt-1"> <cite>Abraham Taherivand, Executive Director at Wikimedia Deutschland</cite>, for <a href="https://www.wikidata.org">Wikidata</a> and <a href="/en/wikibase-wikidata-and-knowledge-graphs">Wikibase</a> </div> </blockquote> <script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Review", "author": { "@type": "Person", "jobTitle": "Executive Director", "affiliation": { "@type": "Organization", "name": "Wikimedia Deutschland" }, "name": "Abraham Taherivand" }, "datePublished": "2019-01-01", "inLanguage": "en", "reviewBody": "Jeroen is one of the most productive and passionate developers that I know. Without Jeroen, Wikidata would not have such a rich range of functions and would be built on a less flexible, lower-quality codebase and architecture. Jeroen has in-depth knowledge and broad experience about clean code and software architectures. I have always appreciated his professional attitude, collegial and reliable manner. He is an absolute win for any team and project!", "itemReviewed": { "@type": "Organization", "name": "Professional Wiki", "url": "https://professional.wiki" } } </script> </div> </div> </div> </div> <div class="my-3 my-md-5 bg-white py-3 py-md-5"> <div class="container"> <div class="row justify-content-center"> <div class="col-12 col-lg-11 col-xl-9"> <h2 class="text-center" id="Extensions"> Recent Wikibase Extensions </h2> <p class="text-center mb-4"> Public Wikibase extensions that we created for our clients. </p> <div class="card mt-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="/en/extension/wikibase-export"> Wikibase Export </a> </h5> <h6 class="card-subtitle mb-2"> Created in 2022 for Universität Mannheim </h6> <p class="card-text"> Wikibase Export adds a user-friendly and customizable export interface to Wikibase. </p> <a href="https://github.com/ProfessionalWiki/WikibaseExport" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> <a href="/en/extension/wikibase-export" class="card-link text-nowrap"><i class="fa-solid fa-book"></i> Documentation</a> <a href="https://export.wikibase.wiki" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Demo wiki</a> <a href="https://www.youtube.com/watch?v=uBdzDcYChOI" class="card-link text-nowrap"><i class="fab fa-youtube"></i> Demo video</a> </div> </div> <div class="card mt-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="https://automated.wikibase.wiki"> Automated Values </a> </h5> <h6 class="card-subtitle mb-2"> Created in 2022 for the Luxembourg Ministry of Culture </h6> <p class="card-text"> Wikibase extension that allows defining rules to automatically set labels or aliases based on Statement values. </p> <a href="https://github.com/ProfessionalWiki/AutomatedValues" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> <a href="https://github.com/ProfessionalWiki/AutomatedValues#automated-values" class="card-link text-nowrap"><i class="fa-solid fa-book"></i> Documentation</a> <a href="https://automated.wikibase.wiki" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Demo wiki</a> <a href="https://www.youtube.com/watch?v=BO58wulCFVU" class="card-link text-nowrap"><i class="fab fa-youtube"></i> Demo video</a> </div> </div> <div class="card mt-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="https://github.com/ProfessionalWiki/WikibaseRDF#wikibase-rdf"> Wikibase RDF </a> </h5> <h6 class="card-subtitle mb-2"> Created in 2022 for the <a href="https://wbstakeholder.group/" rel="nofollow">Wikibase Stakeholder Group</a> </h6> <p class="card-text"> Wikibase extension that allows defining RDF mappings for Wikibase Entities. </p> <a href="https://github.com/ProfessionalWiki/WikibaseRDF" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> <a href="https://github.com/ProfessionalWiki/WikibaseRDF#wikibase-rdf" class="card-link text-nowrap"><i class="fa-solid fa-book"></i> Documentation</a> <a href="https://rdf.wikibase.wiki" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Demo wiki</a> </div> </div> <div class="card mt-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="https://edtf.wikibase.wiki"> Wikibase EDTF </a> </h5> <h6 class="card-subtitle mb-2"> Created in 2021 for the Luxembourg Ministry of Culture </h6> <p class="card-text"> Wikibase EDTF adds a user-friendly and customizable export interface to Wikibase. </p> <a href="https://github.com/ProfessionalWiki/WikibaseEdtf" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> <a href="https://github.com/ProfessionalWiki/WikibaseEdtf#wikibase-edtf" class="card-link text-nowrap"><i class="fa-solid fa-book"></i> Documentation</a> <a href="https://edtf.wikibase.wiki" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Demo wiki</a> <a href="https://www.youtube.com/watch?v=U5ndjtuDPf8" class="card-link text-nowrap"><i class="fab fa-youtube"></i> Demo video</a> <a href="https://github.com/ProfessionalWiki/EDTF" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> </div> </div> <div class="card mt-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="https://edtf.wikibase.wiki"> Wikibase Local Media </a> </h5> <h6 class="card-subtitle mb-2"> Created in 2020 for the Rhizome </h6> <p class="card-text"> Adds support for local media files to Wikibase via a new data type. </p> <a href="https://github.com/ProfessionalWiki/WikibaseLocalMedia" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> <a href="https://github.com/ProfessionalWiki/WikibaseLocalMedia#wikibase-local-media" class="card-link text-nowrap"><i class="fa-solid fa-book"></i> Documentation</a> <a href="https://www.youtube.com/watch?v=mK-zdazdH78" class="card-link text-nowrap"><i class="fab fa-youtube"></i> Demo video</a> </div> </div> </div> </div> </div> </div> <div class="my-3 my-md-5"> <div class="container"> <div class="row justify-content-center"> <div class="col-12 col-xl-11"> <h2 class="text-center" id="Projects"> Our MediaWiki Projects </h2> <p class="text-center mb-4"> We created over 40 MediaWiki extensions and contributed to over 100. Here are some highlights: </p> </div> <div class="col-md-10 col-lg-6 portfolio-item"> <div class="card h-100"> <img class="card-img-top" src="/img/smw-monitors-540x225.jpg" alt="Professional Wiki - Semantic MediaWiki development"> <div class="card-body"> <h4 class="card-title"> <a href="https://www.semantic-mediawiki.org">Semantic MediaWiki</a> </h4> <p class="card-text"> Semantic MediaWiki (SMW) is a free, open-source extension to MediaWiki that lets you store and query data within the wiki's pages. </p> <p class="card-text"> Work with the best <a href="/en/semantic-mediawiki-services">Semantic MediaWiki developers</a> in the world. We created large parts of SMW, are its maintainers, and also provide <a href="https://www.pro.wiki/semantic-mediawiki-hosting">Semantic MediaWiki hosting</a>. </p> </div> </div> </div> <div class="col-md-10 col-lg-6 portfolio-item"> <div class="card h-100"> <img class="card-img-top" src="/img/wp-and-wd-monitors-540x225.jpg" alt="Professional Wiki - Wikibase development"> <div class="card-body"> <h4 class="card-title"> <a href="/en/wikibase-wikidata-and-knowledge-graphs">Wikibase</a> </h4> <p class="card-text"> Wikibase is a free, open-source software platform for creating knowledge bases. It powers <a href="https://www.wikidata.org" rel="nofollow">Wikidata</a> and is primarily developed by Wikimedia Deutschland. </p> <p class="card-text"> Work with the best <a href="/en/wikibase-software-development">Wikibase developers</a>. We created arge parts of Wikibase itself, developed various extensions for our clients, and provide <a href="/en/hosting/wikibase">Wikibase hosting</a>. </p> </div> </div> </div> </div> <div class="row justify-content-center"> <div class="col-12 col-lg-11 col-xl-9"> <div class="card mt-0 mt-md-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="https://maps.extension.wiki"> Maps </a> </h5> <h6 class="card-subtitle mb-2"> Created in 2009 during Google Summer of Code </h6> <p class="card-text"> Google Maps and Leaflet integration for MediaWiki. Embed dynamic and highly customizable maps into your wiki. Features a visual map editor and integration with <a href="/en/semantic-mediawiki-services">Semantic MediaWiki</a>. </p> <a href="https://github.com/ProfessionalWiki/Maps" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> <a href="https://maps.extension.wiki" class="card-link text-nowrap"><i class="fa-solid fa-book"></i> Documentation</a> <a href="https://maps.extension.wiki" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Demo wiki</a> <a href="https://www.youtube.com/watch?v=TictndP793M" class="card-link text-nowrap"><i class="fab fa-youtube"></i> Demo video</a> </div> </div> </div> </div> <div class="row justify-content-center"> <div class="col-12 col-lg-11 col-xl-9"> <div class="card mt-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="https://github.com/ProfessionalWiki/chameleon#chameleon-skin"> Chameleon </a> </h5> <h6 class="card-subtitle mb-2"> Created in 2014 </h6> <p class="card-text"> We maintain Chameleon, the most popular <a href="https://www.pro.wiki/articles/best-mediawiki-skins">mobile and responsive MediaWiki skin</a>. Chameleon is highly customizable, often used by companies to brand their corporate wikis in line with their corporate identity. </p> <a href="https://github.com/ProfessionalWiki/chameleon" class="card-link text-nowrap"><i class="fab fa-github-square"></i> Source code</a> <a href="https://github.com/ProfessionalWiki/chameleon#chameleon-skin" class="card-link text-nowrap"><i class="fa-solid fa-book"></i> Documentation</a> <a href="https://www.pro.wiki/articles/best-mediawiki-skins#Chameleon" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Example wikis</a> </div> </div> </div> </div> <div class="row justify-content-center"> <div class="col-12 col-lg-11 col-xl-9"> <div class="card mt-4 extension-card"> <div class="card-body"> <h5 class="card-title"> <a href="https://www.pro.wiki/"> ProWiki </a> </h5> <h6 class="card-subtitle mb-2"> Launched in 2022 </h6> <p class="card-text"> We created the most modern <a href="https://www.pro.wiki/">MediaWiki hosting</a> product on the market. <a href="https://www.pro.wiki/">Create your wiki</a> by filling out a simple form and manage it via a user-friendly <a href="https://www.pro.wiki/admin-panel">wiki administration interface</a>. </p> <p class="card-text"> We developed ProWiki with the same rigor that we apply to projects for our clients. While it is not open source, our creation and operation of the platform demonstrates our expertise. </p> <a href="https://www.pro.wiki/" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Website</a> <a href="https://www.pro.wiki/blog" class="card-link text-nowrap"><i class="fa-solid fa-globe"></i> Blog</a> </div> </div> </div> </div> </div> </div> <div class="my-3 my-md-5 bg-white py-3 py-md-5"> <div class="container"> <div class="text-center"> <h2 class="mb-4" id="History"> Our History </h2> </div> <ul class="timeline"> <li> <div class="timeline-image"><img class="rounded-circle img-fluid" src="/img/MediawikiSunflower.png" alt="..."></div> <div class="timeline-panel"> <div class="timeline-heading"> <h4>2009</h4> <h4 class="subheading">Our Humble Beginnings</h4> </div> <div class="timeline-body"> <p class="text-muted"> Our founders attend their first SMWCon. Jeroen creates the <a href="https://maps.extension.wiki">Maps extension</a>. </p> </div> </div> </li> <li class="timeline-inverted"> <div class="timeline-image"><img class="rounded-circle img-fluid" src="/img/sunflowers.jpg" alt="..."></div> <div class="timeline-panel"> <div class="timeline-heading"> <h4>2010-2018</h4> <h4 class="subheading">We Level Up</h4> </div> <div class="timeline-body"> <p class="text-muted"> We become maintainers of <a href="https://www.semantic-mediawiki.org">Semantic MediaWiki</a>. Jeroen creates <a href="/en/wikibase-wikidata-and-knowledge-graphs">Wikibase</a> and <a href="https://www.wikidata.org">Wikidata</a>, and is promoted to Software Architect at Wikimedia Deutschland. Karsten launches WikiHoster.net. </p> </div> </div> </li> <li> <div class="timeline-image"><img class="rounded-circle img-fluid" src="/img/logo700x700padded.png" alt="..."></div> <div class="timeline-panel"> <div class="timeline-heading"> <h4>January 2019</h4> <h4 class="subheading">Founding of Professional Wiki</h4> </div> <div class="timeline-body"> <p class="text-muted"> We start collaborating formally to deliver next-level <a href="/en/services">MediaWiki services</a>. </p> </div> </div> </li> <li class="timeline-inverted"> <div class="timeline-image"><img class="rounded-circle img-fluid" src="/img/MediaWikiLogo.svg" alt="..."></div> <div class="timeline-panel"> <div class="timeline-heading"> <h4>May 2022</h4> <h4 class="subheading">ProWiki Launches</h4> </div> <div class="timeline-body"> <p class="text-muted"> We launch <a href="https://www.pro.wiki">ProWiki</a>, the most modern and user-friendly <a href="https://www.pro.wiki">MediaWiki hosting</a> platform. </p> </div> </div> </li> </ul> <p class="text-center lead mt-5 mb-1"> Learn more <a href="/en/about">about Professional Wiki</a>. </p> </div> </div> <div class="my-3 my-md-5"> <div class="container"> <div class="row justify-content-center text-center"> <div class="col-12 col-xl-11"> <h2> Get Started </h2> <p class="lead mb-0"> <a href="/en/contact">Contact us</a> with the details of your project. </p> </div> </div> </div> </div> <div class="my-3 my-md-5 bg-white py-3 py-md-5"> <div class="container pro-bs5-width-container"> <h2 id="MediaWiki-Services" class="text-center"> More MediaWiki Services </h2> <p class="lead text-center"> <a href="/en/wikibase-wikidata-and-knowledge-graphs">Wikibase consulting</a> </p> <div class="services-card-sections"> <div class="row"> <div class="col-lg-4 col-md-6 col-sm-12"> <div class="card mb-4"> <div class="card-body text-center"> <a href="/en/mediawiki-development"> <img src="/img/mediawiki-software-development.png" height="100" width="100" alt="Software Development icon"/> </a> <a href="/en/mediawiki-development" class="card-title">Software Development</a> <p class="card-text">Get superior results from the best MediaWiki developers with a proven track record of creating MediaWiki extensions & integrations. </p> <a href="/en/mediawiki-development"> Explore Mediawiki Development </a> </div> </div> </div> <div class="col-lg-4 col-md-6 col-sm-12"> <div class="card mb-4"> <div class="card-body text-center"> <a href="/en/mediawiki-theme-development"> <img src="/img/mediawiki-theme-development.png" height="100" width="100" alt="Theme Development icon"/> </a> <a href="/en/mediawiki-theme-development" class="card-title">Theme Development</a> <p class="card-text">Make your wiki look great! Use a time-tested responsive MediaWiki theme, or have us create a custom MediaWiki skin for you. </p> <a href="/en/mediawiki-theme-development"> Style Your Wiki </a> </div> </div> </div> <div class="col-lg-4 col-md-6 col-sm-12"> <div class="card mb-4"> <div class="card-body text-center"> <a href="/en/hosting"> <img src="/img/mediawiki-hosting.png" height="100" width="100" alt="MediaWiki Hosting icon"/> </a> <a href="/en/hosting" class="card-title">MediaWiki Hosting</a> <p class="card-text">Let us take care of your wiki. We are MediaWiki hosting experts and provide cloud hosting, dedicated hosting, and on-premise hosting. </p> <a href="/en/hosting"> Find the Perfect Wiki Hosting Plan </a> </div> </div> </div> <div class="col-lg-4 col-md-6 col-sm-12"> <div class="card mb-4"> <div class="card-body text-center"> <a href="/en/mediawiki-consulting-services"> <img src="/img/mediawiki-consulting.png" height="100" width="100" alt="MediaWiki Consulting icon"/> </a> <a href="/en/mediawiki-consulting-services" class="card-title">MediaWiki Consulting</a> <p class="card-text">Bring your wiki to the next level by leveraging our MediaWiki expertise. From strategic planning to wikitext, we have you covered. </p> <a href="/en/mediawiki-consulting-services"> Explore Our Consulting Services </a> </div> </div> </div> <div class="col-lg-4 col-md-6 col-sm-12"> <div class="card mb-4"> <div class="card-body text-center"> <a href="/en/mediawiki-migration-services"> <img src="/img/mediawiki-migration.png" height="100" width="100" alt="MediaWiki Migration icon"/> </a> <a href="/en/mediawiki-migration-services" class="card-title">MediaWiki Migration</a> <p class="card-text">Migrate your wiki with confidence. We move your MediaWiki to a new home, or we help you migrate from another system to MediaWiki. </p> <a href="/en/mediawiki-migration-services"> Migrate Your Wiki </a> </div> </div> </div> <div class="col-lg-4 col-md-6 col-sm-12"> <div class="card mb-4"> <div class="card-body text-center"> <a href="/en/mediawiki-upgrade-services"> <img src="/img/mediawiki-maintenance.png" height="100" width="100" alt="MediaWiki Upgrades icon"/> </a> <a href="/en/mediawiki-upgrade-services" class="card-title">MediaWiki Upgrades</a> <p class="card-text">Keep your MediaWiki up-to-date and secure. We offer MediaWiki maintenance services to keep your wiki running smoothly. </p> <a href="/en/mediawiki-upgrade-services"> Secure & Update Your Wiki </a> </div> </div> </div> </div> </div> </div> </div> <div class="container pro-bs5-width-container"> <div class="row justify-content-center text-center"> <div class="col-12 col-xl-11"> <h2 id="Blogs">From Our Blogs</h2> </div> </div> <div class="row gx-5"> <div class="col-lg-4 mt-3"> <div class="card h-100 shadow border-0"> <img class="card-img-top" src="/img/dev/AutomatedValues420x1000.png" alt="Blog header image" style="height: 170px; object-fit: cover;"> <div class="card-body p-4"> <div class="badge bg-primary bg-gradient rounded-pill mb-2 text-white">News</div> <a class="text-decoration-none link-dark stretched-link" href="https://www.wikibase.consulting/automating-values-in-wikibase/"> <h5 class="card-title mb-3">Automated Values Released</h5> </a> <p class="card-text mb-0"> We developed a new MediaWiki extension for the Luxembourg Ministry of Culture. Automate value creation in your Wikibase. </p> </div> <div class="card-footer p-4 pt-0 bg-transparent border-top-0"> <div class="d-flex align-items-end justify-content-between"> <div class="d-flex align-items-center"> <img class="rounded-circle" src="/img/cat.jpg" alt="Profile picture of Jeroen" width="40px" height="40px"> <div class="small ml-3"> <div class="fw-bold">Jeroen De Dauw</div> <div class="text-muted">May 3, 2022 · 2 min read</div> </div> </div> </div> </div> </div> </div> <div class="col-lg-4 mt-3"> <div class="card h-100 shadow border-0"> <img class="card-img-top" src="/img/dev/wikibase-import-types.png" alt="Blog header image" style="height: 170px; object-fit: cover;"> <div class="card-body p-4"> <div class="badge bg-primary bg-gradient rounded-pill mb-2 text-white">Guide</div> <a class="text-decoration-none link-dark stretched-link" href="https://www.wikibase.consulting/fast-bulk-import-into-wikibase/"> <h5 class="card-title mb-3">Fast Bulk Import Into Wikibase</h5> </a> <p class="card-text mb-0"> Importing a large number of Items into Wikibase can be a challenge. We provide a high-level overview of importing approaches and their performance. </p> </div> <div class="card-footer p-4 pt-0 bg-transparent border-top-0"> <div class="d-flex align-items-end justify-content-between"> <div class="d-flex align-items-center"> <img class="rounded-circle" src="/img/cat.jpg" alt="Profile picture of Jeroen" width="40px" height="40px"> <div class="small ml-3"> <div class="fw-bold">Jeroen De Dauw</div> <div class="text-muted">February 6, 2022 · 5 min read</div> </div> </div> </div> </div> </div> </div> <div class="col-lg-4 mt-3"> <div class="card h-100 shadow border-0"> <img class="card-img-top" src="/img/code.jpg" alt="Blog header image" style="height: 170px; object-fit: cover;"> <div class="card-body p-4"> <div class="badge bg-primary bg-gradient rounded-pill mb-2 text-white">Guide</div> <a class="text-decoration-none link-dark stretched-link" href="https://dev.to/jeroendedauw/advice-for-junior-developers-30am"> <h5 class="card-title mb-3">Advice for Junior Developers</h5> </a> <p class="card-text mb-0"> Jeroen shares his advice for junior developers. This is a great read for anyone who is just starting out with programming. </p> </div> <div class="card-footer p-4 pt-0 bg-transparent border-top-0"> <div class="d-flex align-items-end justify-content-between"> <div class="d-flex align-items-center"> <img class="rounded-circle" src="/img/cat.jpg" alt="Profile picture of Jeroen" width="40px" height="40px"> <div class="small ml-3"> <div class="fw-bold">Jeroen De Dauw</div> <div class="text-muted">October 11, 2022 · 7 min read</div> </div> </div> </div> </div> </div> </div> </div> </div> <div class="mt-3 mt-md-5 bg-white py-3 py-md-5"> <div class="container"> <div class="row justify-content-center text-center"> <div class="col-12 col-xl-11"> <h2> Get Started </h2> <p class="lead mb-0"> <a href="/en/contact">Contact us</a> with the details of your project. </p> </div> </div> </div> </div> </div> <footer class="footer bg-dark text-white"> <div class="footer-image"> <img src="/img/world3.png" alt="Footer background" loading="lazy" width="100%" height="100%"> </div> <div class="container"> <div class="row mb-3"> <div class="col-md-4"> <p><i class="fas fa-phone"></i> <a style="color: white;" href="tel:+493055874265">+49 (30) 55 87 42 65</a></p> <p><i class="fas fa-envelope"></i> <a style="color: white;" href="mailto:info@professional.wiki">info@professional.wiki</a></p> <p><i class="fas fa-map-marker-alt"></i> Tieckstraße 24, 10115 Berlin</p> <p><i class="fas fa-file-alt"></i> <a style="color: white;" href="/en/contact">Contact us</a></p> <p><i class="fab fa-linkedin"></i> <a style="color: white;" rel="me" href="https://www.linkedin.com/company/professional-wiki">LinkedIn</a></p> </div> <div class="col-md-4"> <p><i class="fab fa-twitter-square"></i> <a style="color: white;" rel="me" href="https://twitter.com/ProWikis">Twitter</a></p> <p><i class="fab fa-youtube"></i> <a style="color: white;" rel="me" href="https://www.youtube.com/@ProfessionalWiki">YouTube</a></p> <p><i class="fab fa-github-square"></i> <a style="color: white;" rel="me" href="https://github.com/ProfessionalWiki">GitHub</a></p> <p><i class="fab fa-facebook-square"></i> <a style="color: white;" rel="me" href="https://www.facebook.com/ProfessionalWiki">Facebook</a></p> <p><i class="fab fa-mastodon"></i> <a style="color: white;" rel="me" href="https://mastodon.social/@ProWiki">Mastodon</a></p> </div> <div class="col-md-4 d-none d-md-block"> <h6 class="mb-2">Newsletter</h6> <div id="mc_embed_signup"> <form action="https://wiki.us22.list-manage.com/subscribe/post?u=c245a5369a42df38c5a443c99&id=9cdcbb889a&f_id=0031cae1f0" method="post" id="mc-embedded-subscribe-form" name="mc-embedded-subscribe-form" class="validate" target="_blank" novalidate> <div id="mc_embed_signup_scroll"> <div id="mce-responses" class="clear"> <div class="response" id="mce-error-response" style="display: none"></div> <div class="response" id="mce-success-response" style="display: none"></div> </div> <div style="position: absolute; left: -5000px;" aria-hidden="true"> <input type="text" name="b_c245a5369a42df38c5a443c99_9cdcbb889a" tabindex="-1" value=""> </div> <input type="hidden" name="tags" value="3867"> <input type="email" value="" name="EMAIL" class="required email mb-1" placeholder="your.work.email@example.com" size="25" id="mce-EMAIL"> <input type="submit" value="Subscribe" name="subscribe" id="mc-embedded-subscribe" class="btn newsletter brk-btn mt-1 mt-sm-0 mb-2 mb-sm-0"> </div> </form> </div> </div> </div> </div> <div class="container"> <div class="m-0 text-center d-none d-md-block"> <p> <a style="color: white;" href="/en/jobs">Jobs</a> <span style="margin-left: 25px"><a style="color: white;" href="/en/imprint" rel="nofollow">Imprint</a></span> <span style="margin-left: 25px"><a style="color: white;" href="/en/privacy-policy" rel="nofollow">Privacy Policy</a></span> </p> <p>© <span style="font-weight: bold">Professional Wiki</span> GmbH 2025</p> </div> <div class="m-0 d-md-none"> <p> <a style="color: white;" href="/en/jobs">Jobs</a> <span style="margin-left: 25px"><a style="color: white;" href="/en/imprint" rel="nofollow">Imprint</a></span> <span style="margin-left: 25px"><a style="color: white;" href="/en/privacy-policy" rel="nofollow">Privacy Policy</a></span> </p> <p>© <span style="font-weight: bold">Professional Wiki</span> GmbH 2025</p> </div> </div> <div id="cookie_bar"> <div class="container-fluid"> <div class="row"> <div class="col-12"> <p> We use cookies and external services on our website as per our privacy policy. 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