| 🗓 | | FOSDEM 2025 |
| Université libre de Bruxelles, Brussels, BE | FOSDEM is a free event for software developers to meet, share ideas and collaborate. Every year, thousands of developers of free and open source software from all over the world gather at the event in Brussels. You don't need to register. Just turn up and join in! | |
| 🗓 | | State of Open Con - SOOCon25 |
| Sancroft, St. Paul's, London, GB | The UK's Open Technology Conference: Open Source Software, Open Hardware, Open Data, Open Standards, & AI Openness. | |
| 🗓 | | DjangoCongress JP 2025 |
| Tokyo, JP | DjangoCongress JP is a conference for the Django Web framework in Japan. If you are a seasoned Django pro or just starting, DjangoCongress JP is for you. Our goal is for attendees to meet, talk, share tips, discover new ways to use Django, and, most importantly, have FUN. | |
| 🗓 | | Winterkongress |
| Casinotheater, Winterthur, CH | The Winterkongress is the most important event for digital freedom in Switzerland. It is non-commercial and hosted by and for the community. | |
| 🗓 | | PyCon APAC 2025 |
| Ateneo de Manila University, Quezon City, PH | It brings together Python developers, enthusiasts, and industry leaders from across APAC for a unique conference experience. Hosted annually in one of the participating countries, PyCon APAC serves as a key platform for fostering collaboration, learning, and innovation. | |
| 🗓 | | Southern California Linux Expo - SCaLE 22x |
| Convention Center, Pasadena, California, US | SCaLE is the largest community-run open-source and free software conference in North America. | |
| 🗓 | | Planet Nix |
| Convention Center, Pasadena, California, US | The Earth chapter of Planet Nix is assembling, and we need you! This is your chance to represent your beautifully unpredictable planet and dive into the power of Nix OS. | |
| 🗓 | | FOSSBackstage 2025 |
| Paul-Lincke-Ufer 21, Berlin, DE | The two-day conference brings together the brightest minds in the industry to discuss and explore all about FOSS community, management and compliance. | |
| 🗓 | | SuSECON 2025 |
| Universal Orlando Resort, Florida, US | From keynote speeches to breakout sessions, SuSECON 2025 offers a dynamic lineup of events designed to inspire, educate and connect. | |
| 🗓 | | FOSSASIA Summit 2025 |
| True Digital Park West, Bangkok, TH | The FOSSASIA Summit is an annual event that has been at the forefront of open technologies for over 15 years, bringing together a global community of developers, innovators, enterprises, and educators. | |
| 🗓 | | Linux Foundation Member Summit |
| Napa, California, US | An annual gathering for Linux Foundation members that fosters collaboration, innovation, and partnerships among the leading projects and organizations working to drive digital transformation with open source technologies. | |
| 🗓 | | Chemnitzer Linux-Tage 2025 |
| Technischen Universität, Chemnitz, DE | We organise the Chemnitzer Linux-Tage because we want to give the people an understanding of Linux and Open Source and it is a lot of fun to organise such a diverse and popular event. | |
| 🗓 | | Linux Storage | Filesystem | MM & BPF Summit |
| Delta Hotels, Montréal, Quebec, CA | Gathers the foremost development and research experts and kernel subsystem maintainers to map out and implement improvements to the Linux filesystem, storage, and memory management subsystems that will find their way into the mainline kernel and Linux distributions in the next 24-48 months. | |
| 🗓 | | FOSSGIS-Konferenz 2025 |
| Technische Universität, Hamburg, DE | The FOSSGIS Conference is the leading conference in the D-A-CH region for free and open source software for geoinformation systems as well as for the topics of open data and OpenStreetMap. | |
| 🗓 | | KubeCon + CloudNativeCon + BackstageCon Europe |
| Excel, Royal Docks, London, GB | The Cloud Native Computing Foundation's flagship conference brings together adopters and technologists from leading open source and cloud native communities. | |
| 🗓 | | Sesja Linuksowa |
| Politechnika Wrocławska, Wroclaw, PL | This is the oldest free conference in Poland devoted to Open Source solutions and the latest trends in the GNU/Linux family systems. | |
| 🗓 | | jsday 2025 |
| Hotel Savoia Regency, Bologna, IT | jsday 2025 marks the 14th edition of Italy's premier JavaScript conference, a key event for developers and tech enthusiasts eager to explore the latest in JavaScript trends, tools, and best practices. | |
| 🗓 | | foss-north 2025 |
| Chalmers Conference Centre, Gothenburg, SE | foss-north is a freed / open source conference covering both software and hardware from the technical perspective. | |
| 🗓 | | PyCon DE & PyData 2025 |
| Darmstadtium, Darmstadt, DE | Welcome to PyCon DE & PyData - Europe's largest Python community gathering! Join over 1,500 expected attendees for an extraordinary celebration of Python technology and data science. | |
| 🗓 | | DjangoCon Europe 2025 |
| Talbot Hotel, Stillorgan, Dublin, IE | This is the 17th edition of the Conference and it is organized by a team made up of Django practitioners from all levels. We welcome people from all over the world. | |
| 🗓 | | Grazer Linuxtage 2025 |
| Technische Universität, Graz, AT | Grazer Linuxtage is an annual conference around Open source software and hardware. Participation is free of charge and possible without reservation! | |
| 🗓 | | Linux App Summit - LAS 2025 |
| Ambasada e Paqes, Tiranë, AL | The Linux App Summit (LAS) brings the global Linux community together to learn, collaborate, and help grow the Linux application ecosystem. Through talks, panels, and Q&A sessions, we encourage attendees to share ideas, make connections, and join our goal of building a common app ecosystem. | |
| 🗓 | | LinuxFest NorthWest - LFNW 2025 |
| Bellingham Technical College, WA, US | LFNW features presentations and exhibits on free and open source topics, as well as Linux distributions & applications, InfoSec, and privacy; something for everyone from the novice to the professional! | |
| 🗓 | | Festival Latinoamericano de Instalación de Software Libre - FLISoL 2025 |
| Simultaneously in several cities in Latin America | FLISoL is the largest Free software promoting event in Latin America and is aimed at all kinds of audiences: students, academics, businessmen, workers, public officials, enthusiasts and even people who do not have much computer knowledge. | |
| 🗓 | | Augsburger Linux-Infotag 2025 |
| Technischen Hochschule, Augsburg, DE | The Linux-Infotag Augsburg is a free event where visitors will be able to find out about Linux and open source software, as well as about digital society, creative applications of technology, science and education. |