▶ Hackathon live
The hackathon
Austin 2025, mempool edition
Hack Build · Ship · Demo

Bitcoin++ Pool Edition

Welcome to the Official Bitcoin++ 2025 Mempool Hackathon!

This is the hackathon site for the bitcoin++ 2025 Hackathon in Austin, TX.

The main hackathon competition will be open ended (overall 1st, 2nd, 3rd). Anything involving bitcoin is fair game. Bonus points for mempool or mining related projects.

There are optional challenges that hackers may create projects around. Submitting for a challenge is optional, and ALL projects will be considered for the main competition.

Logistics 

Hackathon Kickoff: Thursday (5/8/25) @ 4:30 PM (CT)
Submission Deadline: Friday @ 2:00 PM - On Devpost

Report to Expo Hall: 2:30 PM
Judging Expo: 3:00 PM - 4:30 PM - MAX 3 minutes (practice & time yourself)
Finalists Announced: 5:00 PM
Finalist Presentations
5:15 PM - 5 minutes per team (main stage)
Awards & Closing
: 7:00 PM

10M
Prize Pool (satoshis)
Team size
17
Visible projects
10
Awards
§ Welcome

Welcome to the Bitcoin++ Mempool Edition Hackathon!

This is the hackathon site for the bitcoin++ mempool edition hackathon in Austin, Texas.

The main hackathon competition will be open ended (overall 1st, 2nd, 3rd). Anything involving bitcoin is fair game. Bonus points for mempool related projects.

There are optional challenges that hackers may create projects around. Submitting for a challenge is optional, and ALL projects will be considered for the main competition.

§ Prizes

Prize pool.

Ranked rewards for the top projects. Challenges can stack on top.
+ Additional awards
[ 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 ]

Best Design (Accessibility)

Gamma Bitaxe Miner + Tickets to future Bitcoin++ event - Awarded to the project that best enhances accessibility, ensuring more people can use and benefit from it regardless of ability.

Prizes
Best Design (Accessibility) — future Bitcoin++ ticket 1 satoshis

One ticket to a future Bitcoin++ event for each winning team member.

[ Award ]

Best Design (UI)

Gamma Bitaxe Miner + Tickets to future Bitcoin++ event - For the project with the most intuitive, polished, and visually appealing user experience.

Prizes
Best Design (UI) — 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.

[ Award ]

Most Ambitious / Most Impressive

Tickets to future Bitcoin++ event - Most progress made, Highest technical achievement

Prizes
Most Ambitious / Most Impressive — future Bitcoin++ ticket 1 satoshis

One ticket to a future Bitcoin++ event for each winning team member.

[ Award ]

Most Educational

Tickets to future Bitcoin++ event - Most likely to inspire MY MOM or kid brother to use bitcoin

Prizes
Most Educational — future Bitcoin++ ticket 1 satoshis

One ticket to a future Bitcoin++ event for each winning team member.

[ Award ]

Quirkiest Hack

Tickets to future Bitcoin++ event - You didn‘t win a top prize, but you made the judges smile :D

Prizes
Quirkiest Hack — future Bitcoin++ ticket 1 satoshis

One ticket to a future Bitcoin++ event for each winning team member.

§ The judges

11 judges.

Scoring is handled by the assigned hackathon judges and coordinators.
§ Overview

Build in public.

Projects stay private until organizers open the public gallery. Judges and admins can review submissions while the event is running.
Submissions closed

Welcome to the Official Bitcoin++ 2025 Mempool Hackathon!

This is the hackathon site for the bitcoin++ 2025 Hackathon in Austin, TX.

The main hackathon competition will be open ended (overall 1st, 2nd, 3rd). Anything involving bitcoin is fair game. Bonus points for mempool or mining related projects.

There are optional challenges that hackers may create projects around. Submitting for a challenge is optional, and ALL projects will be considered for the main competition.

Logistics 

Hackathon Kickoff: Thursday (5/8/25) @ 4:30 PM (CT)
Submission Deadline: Friday @ 2:00 PM - On Devpost

Report to Expo Hall: 2:30 PM
Judging Expo: 3:00 PM - 4:30 PM - MAX 3 minutes (practice & time yourself)
Finalists Announced: 5:00 PM
Finalist Presentations
5:15 PM - 5 minutes per team (main stage)
Awards & Closing
: 7:00 PM

Timeline
TBA
View schedule →
Team size
Unlimited