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Hackathon control board
Taipei 2025, sovereignty edition
Bitcoin++ Sovereignty 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 3rd Overall
Functional bitcoin block validation binary
Unassigned
Utilizing Utreexo accumulators and the libbitcoinkernel project, I created a binary that takes in and validates a bitcoin block by utilizing utreexo roots and utreexo proof along with the block.
§ More winning builds
Honorable mentions & sponsor prizes
- Award winner Best Project Built with Shakespeare
- Award winner Honorable Mentions
golden-goose
Unassigned
https://github.com/shroominic/golden-goose
- Award winner Honorable Mentions
Bitcoin Sovereignty
Unassigned
Almost every merchant here in Taiwan accepts either cash or a strange national QR code. We’re making this QR code compatible with Bitcoin so you can spend Bitcoin almost everywhere in Taiwan.
§ Prizes
Prize pool.
Ranked rewards for the top projects. Challenges can stack on top.
★ 1st place · grand prize
3M satoshis
FrostDAO
+ 1st Overall — future Bitcoin++ ticket
1st Overall · 3M satoshis
★ 2nd place
2M satoshis
Mi
+ 2nd Overall — future Bitcoin++ ticket
2nd Overall · 2M satoshis
★ 3rd place
1M satoshis
Functional bitcoin block validation binary
+ 3rd Overall — future Bitcoin++ ticket
3rd Overall · 1M satoshis
[ Award ]
Best Project Built with Shakespeare
1M Satoshis - Shakespeare is platform to build websites and applications with AI in your browser. No downloads, any AI provider, complete freedom and control.
Prizes
Best Project Built with Shakespeare prize
1M satoshis
1M Satoshis - Shakespeare is platform to build websites and applications with AI in your browser. No downloads, any AI provider, complete freedom and control.
[ Award ]
Best use of Bitcoin Dev Kit
1 Million Satoshis - Bitcoin Development Kit (BDK) is a library that allows you to seamlessly build cross-platform Bitcoin wallets without worrying about bitcoin internals. This prize will be awarded to the team with the best usage of BDK.
Prizes
Best use of Bitcoin Dev Kit prize
1M satoshis
1 Million Satoshis - Bitcoin Development Kit (BDK) is a library that allows you to seamlessly build cross-platform Bitcoin wallets without worrying about bitcoin internals. This prize will be awarded to the team with the best usage of BDK.
[ Award ]
Best use of Cryptography
3x Frostsnap Devices (450,000 Satoshi value), Merch for runner-up - For the project with the best use of Rust and/or cryptography tools & libraries. Suggested libraries include secp256kfun, schnor_fun libraries (frost, musig, blind signatures, adaptor signatures), or novel cryptography, etc.
Prizes
Best use of Cryptography prize
450k satoshis
3x Frostsnap Devices (450,000 Satoshi value), Merch for runner-up - For the project with the best use of Rust and/or cryptography tools & libraries. Suggested libraries include secp256kfun, schnor_fun libraries (frost, musig, blind signatures, adaptor signatures), or novel cryptography, etc.
[ Award ]
Best use of Payjoin Dev Kit
400,000 Satoshis - Payjoin is a protocol to scale Bitcoin, save fees, and preserve privacy all at once. Payjoin Dev Kit (PDK) is a library that supports dependable, lightweight, and flexible Payjoins for any Bitcoin wallet or service. This prize will be awarded to the team with the best usage of PDK.
Prizes
Best use of Payjoin Dev Kit prize
400k satoshis
400,000 Satoshis - Payjoin is a protocol to scale Bitcoin, save fees, and preserve privacy all at once. Payjoin Dev Kit (PDK) is a library that supports dependable, lightweight, and flexible Payjoins for any Bitcoin wallet or service. This prize will be awarded to the team with the best usage of PDK.
[ Award ]
Best Design
50,000 Satoshis - For the project with the most intuitive, polished, and visually appealing user experience. Powered by the Bitcoin Design Foundation.
Prizes
Best Design prize
50k satoshis
50,000 Satoshis - For the project with the most intuitive, polished, and visually appealing user experience. Powered by the Bitcoin Design Foundation.
[ Award ]
Most Unnecessary Use Of OpenTimestamps In An Otherwise Serious Entry
42,000 Satoshis - For the project with the most unnecessary use of OpenTimestamps in an otherwise serious entry. Powered by OpenTimestamps. Learn more at https://opentimestamps.org/
Prizes
Most Unnecessary Use Of OpenTimestamps In An Otherwise Serious Entry prize
42k satoshis
42,000 Satoshis - For the project with the most unnecessary use of OpenTimestamps in an otherwise serious entry. Powered by OpenTimestamps. Learn more at https://opentimestamps.org/
[ Award ]
Best Beginner Hack
Tickets to future Bitcoin++ event - Only eligible to teams where EVERY member is a high-school/undergraduate student OR a first-time contributor to open-source bitcoin.
Prizes
Best Beginner Hack — future Bitcoin++ ticket
1 satoshis
One ticket to a future Bitcoin++ event for each winning team member.
[ Award ]
Honorable Mentions
Tickets to future Bitcoin++ event - Awarded to up to 6 “honorable mentions”
Prizes
Honorable Mentions — future Bitcoin++ ticket
1 satoshis
One ticket to a future Bitcoin++ event for each winning team member.
§ The judges
6 judges.
Scoring is handled by the assigned hackathon judges.
