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  • CFP – KubeCon CloudNativeCon Japan

    🗓 CFP closes: March 29 at 23:59 Tokyo Standard Time (UTC+9:00) 📍 Event date: July 29 - 30, 2026 📍 Event location: Yokohama, Japan 👉 Submit your proposal

  • CFP – CommunityDays KC (Kansas City)

    🗓 CFP closes: March 31 at 11:59pm CST 📍 Event date: May 28-29 📍 Event location: Kansas City, MO (USA) 👉 Submit your proposal

  • ATO 2026 CFP

    CFP – All Things Open 2026

    🗓 CFP closes: March 31 at 23:59 GMT / 16:59 PDT 📍 Event date: October 19 - 20, 2026 📍 Event location: Raleigh, NC (USA) 👉 Submit your proposal

  • Black Hat 2026 CFP

    CFP – Black Hat USA

    🗓 CFP closes: March 27 at 11:59pm PT 📍 Event date: August 1 - 6, 2026 📍 Event location: Las Vegas, NV (USA) 👉 Submit your proposal

  • CFP – DevOpsDays Amsterdam 2026

    🗓 CFP closes: March 29 📍 Event date: June 19, 2026 📍 Event location: Pakhuis de Zwijger - Amsterdam 👉 Submit your proposal

  • DefCon 2026 CFP

    CFP – DefCon 34

    🗓 CFP closes: May 1 at midnight UTC 📍 Event date: August 6 - 9, 2026 📍 Event location: Las Vegas, NV (USA) 👉 Submit your proposal

  • Open Source SecurityCon EU 2026

    Hosting: Open Source SecurityCon is coming to Europe! This is a new event that fosters collaboration and shares innovation in cloud native security and open source software security.

  • KubeCon + CloudNativeCon Europe 2026

    Sponsoring: OpenSSF is proud to sponsor KubeCon + CloudNativeCon Europe 2026! We’ll have a full booth presence throughout the week, plus a colocated event - Open Source SecurityCon - taking place on 23 March.