NEXTENSION
UX & software boutique developing digital platforms for institutions in arts and culture, libraries, research, archives and museums. 20+ years of experience in developing user–centered solutions for the web and more. «Nose-to-tail» from visuals to operations.
Featured projects
E-Periodica 2025 (2025)
Client: ETH-Bibliothek, ETH Zürich
Visual Design, Instant Search, IIIF Integration
Thomas Mann Briefe (2025)
Client: Thomas Mann Archiv, ETH Zürich
Data preparation, CMS, Search, Frontend, Visual Design
Bilder der Schweiz Online (2025)
Client: Kunsthistorisches Institut Universität Zürich, Stiftung Familie Fehlmann
Storytelling platform for Swiss Art (CMS & Webapp)
Digital Guide Kunstmuseum Winterthur (2025)
Client: Kunstmuseum Winterthur
Digital Audio Guide platform (CMS & Webapp)
Stories – im Netz der Geschichte(n) (2025)
Client: Schweizerisches Nationalmuseum
Non-linear multi-perspective storytelling CMS & Webapp
Villa Flora Augmented Reality (2024)
Client: Verein Freunde der Villa Flora und Kunstmuseum Winterthur
Tablet-based Augmented Reality Art experience (onsite as part of the permanent exhibition)
Open Data Navigator (2024/25)
Client: SWITCH
Semantic Metadata Search Portal, AI & Machine Learning API
Schweizer ISIL Verzeichnis (2024)
Client: Swiss National Library NL
Directory and search application (ISIL = international standard identifier for libraries and related organizations)
SRF Timelines (2021)
Client: Schweizerische Radio- und Fernsehgesellschaft SRF
Partner: kontour design
biography-based browsing of the SRF audio- and video archive. With 1.2+ Mio articles. Awarded Best of Swiss Web Public Value Silver 2021.
ETH-E-Periodica (2018+)
Client: ETH Library, ETH Zürich
Partner: Systemlösungen Dipl.-Ing. Martin Käs
Swiss journal server
e-Helvetica Access (2019+)
Client: Swiss National Library NL
Digital collections NL and Web Archive Switzerland (Middleware, CMS, frontend)
ZHdK Experts (2023)
Client: Zurich University of the Arts
Expertise database for ZHdK, CMS, Backend processes, Visual
ZHDK Interne Weiterbildung (2023)
Client: Zurich University of the Arts
Interactive bulletin board for internal learning offers (CMS & Web)
ZHdK Startup Finder (2022)
Client: Zurich University of the Arts
CMS & Visual Design
E-Periodica Next-Level Access (2022)
Client: ETH-Bibliothek, ETH Zürich
Interactive graph-network visualization, search, data processing
ZHdK Research Funding Finder (2021)
Client: Zurich University of the Arts
CMS & Visual Design
EM.App UX (2021)
Client: Elektro-Material
UX Design & Support
Development: mp technology AG
Webarchive Switzerland (2021)
Client: Swiss National Library NL
Interactive data visualization and web archive replay
Souvenir Suisse Augmented Reality (2019/20)
Client: Stiftung Familie Fehlmann
Augmented Reality experiences & interactive screen stations for exposition
Artwork animations: Patrick Oberholzer Artworks
CDN Sistine Chapel Virtual Reality Prototype (2019/20)
Client: Centre Dürrenmatt (CDN), Neuchâtel
Virtual Reality Prototype App (Quest VR) for Dürrenmatt's WC
3D modelling: Simon Broggi, insert-coin
Schweizer Kleinmeister (2017)
Client: Swiss National Library NL
Partner: Cando Image GmbH
CMS, Interactive storytelling, search
Interactive Artist's Books (2015)
Client: Swiss National Library NL
Gesture-based interactive installation, exposition design
Who we are
We are a small and efficient core team that likes complex and interdisciplinary projects, innovations at the crossroad of user experience, art, design and information technology and artificial intelligence. Our design and development processes are focused on our customers' needs and executed in agile co-creational processes. The products and solutions we build are made for sustainability and re-use. That's why we work exclusively with open source software.
Kai Jauslin
Owner NEXTENSION GmbH
Cahit Atilgan
Senior Fullstack Developer
Contact
Ready for a new project? Don't hesitate to contact us.
Phone +41 32 510 6788
E-Mail
LinkedIn linkedin.com/company/nextension