§Community 🧑‍🤝‍🧑

• Did you see that the Designathon wrapped up? If not, take a peek at the previous newsletter.
• The community conducted research at Oslo Freedom Forum. Bitcoin and Nostr have the potential to provide privacy focussed financial and communication tools for activists. We’ll publish findings publicly and host developer workshops to share the insights.
• BTC Prague is coming up from June 18 to 21. Meet up at the design track during dev/hack/day and around the general conference. The aforementioned activist research and Bitcoin Core App are two of the scheduled talks.
• We had an exploratory call about how Liana could implement Payjoins (recording).
• The price for Best Design at the Bitcoin 2025 hackathon, sponsored by the Bitcoin Design Foundation, went to Arcana Seed Lodge. Check out all the projects.
• For anyone in the US, help protect your right to transact freely via Save our Wallets. There’s a bill being discussed around protecting builders of non-custodial wallets and services.

§Bitcoin design guide 🗺️

• The intro page to the Getting Started section got a rewrite. Does it read better and is it more informative now?
• The section for visual formatting of addresses was updated with a note about using fonts with clearly distinguishable characters.
• Find new t-shirt designs with bitcoin & design related taglines on the Design files page (Figma community file).
• Would you like to help create an online course around design for Plan₿ Network?
• AI knows the guide and can evaluate your design based on it. How else can we use AI?

§Seeking feedback 🗣️👂

• Liana Wallet is interviewing bitcoiners around frustrations with self-custody.
• Yashraj is seeking feedback on UX challenges around Payjoin V2 (outline, Github, Stacker News).
• 0commons is a bitcoin-powered value-for-value marketplace for digital goods. Leave your feedback.
• Kelbs is looking for feedback on home screen designs for Sovrn.
• m1sterc001guy is looking for feedback on a Fedimint wallet prototype (repo).
• There is a lot of activity around bitcoin redenomination (BIP 177), removing the term satoshi as a unit. Join the conversation.

§Wallet updates 👜

• An update on Cashu ecosystem developments in Q1 2025.
• Boardwalk Cash is an example for the redenomination of bitcoin units. A live example on how “1 Satoshi” can be displayed as “1 Bitcoin”.
• Wallet of Satoshi is going to release a non-custodial wallet and become available again in the US.
• Akron released a beta wallet with support for the Spaces protocol.
• Blockstream released a new wallet app.
• Sparrow made several accessibility improvements in the 2.2.0 release.

§Conferences 📅

• Catch up with the recordings and hackathon winners of the BTC++ Austin conference.
• Watch presentations of the Bitcoin Presidio hackathon finalists.
• Find a more complete list of conferences here.

§Opportunities 💡

• BRAIINS is looking for a content Lead.
• Apply to the Bitshala design fellowship.
• Cowbolt is looking for a designer.

§Everything else 😀

• HRF is supporting another 22 projects with grants. Take a look.
• Happy Bitcoin Pizza Day!
• Check out Jason’s guide to bitcoin accessibility.
• View survey results around mobile wallet usage in Japan by Diamond Hands.
• The Second team published research around how the Ark network can complement Lightning infrastructure.
• Watch the Freedom Tech track presentations from the Oslo Freedom forum.
• Watch Daniel answer 21 questions in 21 minutes.
• Read Bitcoin testing is a ghost town by AVB (also part two).
• Saving Satoshi did a workshop at the Bitcoin Conference. Have you tried it?
• See the UX of paying for burgers at the US fast-food chain Steak’n Shake.
• A guidepr to Robosats, for private exchange of bitcoin.
• Hear about the latest on Fedimint in this podcast.
• Read about building inclusivity into every phase of a project.
• Check out the Global State of Crypto report by Gemini.

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This update is brought to you by Christoph & Mo. We’d love to hear your feedback.