Open Source Events Click on an event for more information about that event. Major general interest events are highlighted in yellow. Keywords Location Any dates Category Choose an Event Category AI Business & Marketing Software Charity & Causes Cloud Native Computing Community & Culture Computer Technology Data Center Databases Developer Digital Content Creation Film, Media & Entertainment High Performance Computing Infrastructure as Code LibreOffice Linux Nextcloud Online Explainer Open Tech Open-Source Other Science & Technology Security Semiconductor Technology Event Type Choose an Event Type Appearance or Signing Attraction Camp, Trip, or Retreat Class, Training, or Workshop Concert or Performance Conference Convention Dinner or Gala Festival or Fair Game or Competition Hackathon Meeting or Networking Event Meetup Other Party or Social Gathering Race or Endurance Event Rally Screening Seminar or Talk Tournament Tradeshow, Consumer Show or Expo Webinar Your browser does not support JavaScript, or it is disabled. JavaScript must be enabled in order to view listings. Events 03 Nov 03 Nov - 07 Nov Mautic World Conference 2025 Monday, November 3, 2025 @ 09:00 AM (GMT) - Friday, November 7, 2025 @ 10:00 PM (GMT) Sea Containers;18 Upper Ground; London SE1 9RQ Conference 05 Nov 05 Nov - 05 Nov ATO Meetup: AI and Linux in 2025 Wednesday, November 5, 2025 @ 06:30 PM (EDT) - Wednesday, November 5, 2025 @ 08:30 PM (EDT) Bandwidth; 2230 Bandmate Way; Raleigh, NC Meetup 07 Nov 07 Nov - 08 Nov SeaGL (the Seattle GNU/Linux Conference) Friday, November 7, 2025 @ 08:00 AM (PDT) - Saturday, November 8, 2025 @ 05:00 PM (PDT) The Husky Union Building (HUB); University of Washington; Seattle, WA 98195, USA Conference 10 Nov 10 Nov - 13 Nov KubeCon + CloudNativeCon North America 2025 Monday, November 10, 2025 - Thursday, November 13, 2025 Atlanta, Georgia Conference 18 Nov 18 Nov - 18 Nov ATO Meetup: Open Source Post-Quantum Cryptography + Panel discussion, with OpenSSL Tuesday, November 18, 2025 @ 06:30 PM (EDT) - Tuesday, November 18, 2025 @ 08:30 PM (EDT) Cisco; RTP; Raleigh Meetup 08 Dec 08 Dec - 10 Dec Open Source Summit Japan 2025 Monday, December 8, 2025 @ 09:00 AM (JST) - Wednesday, December 10, 2025 @ 06:00 PM (JST) Toranomon Hills Mori Tower 5th; Floor 1-23-3 Toranomon, Minato-ku; Tokyo 105-6305 Conference 08 Dec 08 Dec - 11 Dec Black Hat Europe Monday, December 8, 2025 - Thursday, December 11, 2025 Excel London; Royal Victoria Dock; 1 Western Gateway; London E16 1XL; United Kingdom Conference 21 Jan 21 Jan - 23 Jan Everything Open 2026 Wednesday, January 21, 2026 @ 09:00 AM (AEDT) - Friday, January 23, 2026 @ 06:00 PM (AEDT) University of Canberra, Bruce ACT 2617 Australia Conference 23 Mar 23 Mar - 24 Mar All Things AI Monday, March 23, 2026 @ 08:00 AM (EDT) - Tuesday, March 24, 2026 @ 05:30 PM (EDT) Carolina Theatre and Durham Convention Center; Durham, NC Conference