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Hackathon control board
Berlin 2024, e-cash edition
Bitcoin++ - ecash Edition
Build something real. Find collaborators, choose a challenge, ship your project, and put it in front of the bitcoin++ community.
§ Featured builds
Built in public.
Winning and featured projects from this hackathon. Explore the full gallery →
- Overall winner 2nd Overall
- Award winner Challenge - Generic ecash Backup and Recovery
munt
Unassigned
ecash backup and recovery for cashu. it is fast :)
§ More winning builds
Honorable mentions & sponsor prizes
§ Prizes
Prize pool.
Ranked rewards for the top projects. Challenges can stack on top.
[ Award ]
Challenge - Cashu Point of Sale
2M Sats - Prompt: Ecash unlocks several magical UX features for bitcoin payments, including offline payments.
Prizes
Challenge - Cashu Point of Sale prize
2M satoshis
2M Sats - Prompt: Ecash unlocks several magical UX features for bitcoin payments, including offline payments.
[ Award ]
Challenge - Ecash + Lightning Liquidity
2M Sats - Prompt: Liquidity management is a persistent challenge in the Lightning Network. Node runners often grapple with depleted channels, imbalanced liquidity, and the complexities of channel rebalancing or opening new channels—all of which can be costly and time-consuming.
Prizes
Challenge - Ecash + Lightning Liquidity prize
2M satoshis
2M Sats - Prompt: Liquidity management is a persistent challenge in the Lightning Network. Node runners often grapple with depleted channels, imbalanced liquidity, and the complexities of channel rebalancing or opening new channels—all of which can be costly and time-consuming.
[ Award ]
Challenge - Fedimint Guardian UX
2M Sats - Prompt: In fedimint, each eCash mint is operated by a few trusted custodians called “guardians”. Together, the guardians form a “federation” that custodies funds and manages operations within the mint.
Prizes
Challenge - Fedimint Guardian UX prize
2M satoshis
2M Sats - Prompt: In fedimint, each eCash mint is operated by a few trusted custodians called “guardians”. Together, the guardians form a “federation” that custodies funds and manages operations within the mint.
[ Award ]
Challenge - Fedimint Observer
2M Sats - Prompt: Fedimint Observer is designed to be the “mempool.space for Fedimint,” providing insights into transfers in and out of federations while respecting the privacy properties of Fedimint. Although it won’t show specific transaction flows, it can present interesting metrics about the entire federation. - Your Challenge: Extend Fedimint Observer or build something awesome with the data.
Prizes
Challenge - Fedimint Observer prize
2M satoshis
2M Sats - Prompt: Fedimint Observer is designed to be the “mempool.space for Fedimint,” providing insights into transfers in and out of federations while respecting the privacy properties of Fedimint. Although it won’t show specific transaction flows, it can present interesting metrics about the entire federation. - Your Challenge: Extend Fedimint Observer or build something awesome with the data.
[ Award ]
Challenge - Generic ecash Backup and Recovery
2M Sats - Prompt: One of the challenges with ecash wallets is the risk of losing access to funds if the wallet or device is lost. A secure, user-friendly, and interoperable backup and recovery scheme is essential to ensure users can restore their funds without compromising privacy or security.
Prizes
Challenge - Generic ecash Backup and Recovery prize
2M satoshis
2M Sats - Prompt: One of the challenges with ecash wallets is the risk of losing access to funds if the wallet or device is lost. A secure, user-friendly, and interoperable backup and recovery scheme is essential to ensure users can restore their funds without compromising privacy or security.
§ The judges
4 judges.
Scoring is handled by the assigned hackathon judges.
