Hashberg: A Content Addressing Architectures Summit

​Join us for an intimate, 1-day event to collaborate on critical topics across the IPFS ecosystem!

​Format

​We'll begin with a short kickoff to establish key themes and organize the working sessions for the day. The majority of the day will be spent in working sessions on TWO tracks. Come prepared to share your experiences and challenges, and actively develop concrete solutions together.

​Opening Kickoff (All)

• ​9.30-10 - Arrival, Coffee, & Networking

• ​10.00-10.10 - Welcome and Introduction Mosh Lee, IPFS Foundation

• ​10.10-10.20 - The Post-Gateway Stack Héctor Sanjuan, Shipyard

• ​10.20-10.30 - Schedule and Unconf Bumblefudge, IPFS Foundation

​Working Sessions (Main Track)

• ​10.30-11.30 - The State of Transports and Links (HTTP & beyond): See who’s supporting HTTP now and who will be soon, how URL schemes and link mechanisms work across networks, and evaluate ways to pass provider hints and extend support for both hardcoded URLs and distributed routers.
  Facilitator: Vasco Santos (web3.storage, Filecoin Foundation) and Robin Berjon (IPFS Foundation)
  

• ​11.30-12.30 - ATProto Data Plumbing: What do app builders need for ATProto data formats (not just CIDs, but TIDs and DIDs), services, and interfaces? What plumbing would unlock more interoperability and economies of scale?
  Facilitator: Sebastian Vogelsang (Skeets, Flashes) and Robin Berjon (IPFS Foundation)
  

• ​13.30-14.30 - Rigour and Quality Metrics for IPFS: What is today's state of the art for measuring IPFS performance and quality? How should instrumentation and monitoring evolve in 2025 and beyond?
  Facilitator: Yiannis Psaras (ProbeLab)
  

• ​14.30-15.15 - Private and Collaborative Networks: Learn about running private and collaborative IPFS networks, and identify missing tooling.
  Facilitator: Mosh Lee (IPFS Foundation)
  

• ​15:45-16:30 - Improving CID Advertising and Routing: Review what works and what doesn't with IPNI and DHT today, and discuss next steps for finding content across the IPFS Amino public network.
  Facilitator: @bumblefudge (IPFS Foundation)
  

• ​IPFS Beyond Gateways: See service worker gateways in action, learn about upcoming browser support, and plan for a less gateway-centric future. How can we shift most network traffic to direct P2P, and how quickly?
  Facilitator: Arkady Kukarkin (Internet Archive)
  

​Working Sessions (Unconference Track)

• ​11.30-12.30: Absolute Newbie's Guide to IPFS
  Facilitator: Daniel Norman, Shipyard
  

• ​…plus other topics driven by you and plenty of open collaboration time. See the TLDRaw schedule for last-minute additions.

​Who Should Attend?

​This summit brings together IPFS service providers, protocol designers, implementation maintainers, and developers of midsize and large content-addressed apps. Space is limited to ensure productive discussion and meaningful outcomes.

​How to Contribute

• ​The Registration flow will ask you what session(s) you're interested in.

• ​Want to help shape an existing session? Reach out to the listed facilitator or hashberg@ipfs.io.

• ​Want to lead a new working session, or have other ideas for the summit? Email the organizers at hashberg@ipfs.io.

​Location

​We are grateful to be hosted by the legendary c-base station, Rungestraße 20, Berlin, Germany.

​Can't make it to this event? Please see ongoing discussions on the IPFS Forum and future virtual and in-person events on the IPFS Community Calendar.

​Illustration by rawpixel.