Hashing Events, Chaining your Success

THE Hackathon of the year, where you will build the Future on-chain and unlock Your Next Level

Online:
February-March

Onsite:
April 5-6

Sponsors and partners

Onsite Sponsor

In partnership With

Hosted At

The PAris Blockchain week hackathon

Interested in Partnering? 

Hack the Block, brings together world-class developers, innovators, mentors, and blockchain enthusiasts worldwide. Be part of a premier event with a strong, integrated value proposition through both online and onsite formats.


SCHEDULE

ONSITE
APRIL 5-6
TIMEZONE
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8:00 am
-
9:00 am
Welcoming & Registration
8:00 am
-
9:00 am
Breakfast
9:00 am
-
9:45 am
Opening ceremony & Sponsors challenge presentations
9:45 am
-
10:30 am
Networking & Team Formation
10:30 am
-
11:20 am
XRPL workshop #1
11:30 am
-
12:20 pm
Solana workshop
12:30 pm
-
1:30 pm
Lunch
1:30 pm
-
2:20 pm
Bahamut workshop
2:30 pm
-
3:20 pm
XRPL workshop #2
4:00 pm
-
4:30 pm
RedBull distribution /Quick break
6:30 pm
-
7:30 pm
Dinner
7:30 pm
-
12:00 am
Night development session
12:00 am
-
8:00 am
Overnight Building Session
8:00 am
-
9:00 am
Breakfast
9:00 am
-
12:30 pm
Final Development Sprint
12:30 pm
-
1:30 pm
Lunch
1:30 pm
-
3:30 pm
Final debugging & Project submission (DEADLINE 3:30 PM SHARP)
3:30 pm
-
5:30 pm
Project Demos & Judging
5:30 pm
-
6:00 pm
Judging deliberation - (Networking Space for devs)
6:00 pm
-
7:00 pm
Winner Announcements
7:00 pm
-
8:00 pm
Closing cocktail & Networking
HACKATON 2025

Workshops

XRPL in Action: Transaction Types and Primitives

This workshop provides an in-depth look into XRPL’s transaction types and primitives, equipping developers with the knowledge to leverage XRPL’s functionalities effectively. Participants will explore how different transactions interact on XRPL and apply their knowledge in hands-on exercises.

What, Why & How + Hands-On On-Chain Transactions!

Interactive developer workshop designed to explore the fundamentals of XRPL blockchain development. This hands-on session will demystify blockchain technology, explain real-world applications, and guide participants in making their first on-chain transaction using XRPL.

Getting Started on Solana

Join this interactive workshop to learn the fundamentals of building on Solana. Whether you're new to Web3 or an experienced developer, gain essential insights and hands-on guidance from Nick Frostbutter, Developer Tooling Lead at Solana Foundation. Expect a deep dive into Solana’s architecture, smart contracts, and dApp development, plus interactive quizzes and networking opportunities. This free workshop requires pre-registration—sign up now!

How to Build a Solana Smart Contract

Explore Solana smart contract development in this hands-on workshop. Learn to write, test, and deploy smart contracts using Rust and the Anchor Framework, with expert guidance and live Q&A. Interactive quizzes, rewards, and networking opportunities make this an engaging session. Open to all developers—pre-register now to start building on Solana!

Jury, Speakers & Mentors

LUC BOCAHUT
Product Director & Solutions Architect at XRPL Commons

Nick Frostbutter
Developer Advocate at Solana Foundation

Constantin Kogan
CEO of TDX

André Correia
Solana Developer Educator

Thomas Hussenet

Thomas Hussenet
Technical Partner at XPRL Commons

Pavel Aramyan
Web3 Program Lead At Fastex

Armen Baghdasaryan
Chief Business Development Officer at Fastex

Vladimir Igitkhanyan
Development Team Lead at Bahamut

PHOTO HIGHLIGHTS SHOWCASING OUR COMMUNITY

FAQ

we’ve done our best to Summarize the most commonly asked questions, but contact us if you can’t find the answer you’re looking for
Contact
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What is the Paris Blockchain Week Hackathon?

The Paris Blockchain Week Hackathon is a global innovative event where developers, entrepreneurs, and blockchain enthusiasts come together to transform ideas into real-world solutions. Participants get the chance to learn, build, and compete for exciting prizes while collaborating with industry leaders. Whether you're a student, developer, or entrepreneur, this hackathon offers a unique opportunity to showcase your skills and make an impact in the blockchain space.


What is Bizthon?

BizThon’s ideology focuses on collaboration between designers, developers, entrepreneurs, and creators to embrace new technology, test ideas before deployment, and more. It’s a sprint-like event where participants create solutions for real-world challenges. By leveraging creativity and technology, participants engage with mentors to develop prototypes, fresh concepts, and other innovative solutions.


Who can participate in the hackathon?

Anyone passionate about blockchain technology and innovation! Whether you’re a developer, designer, entrepreneur, or student, you’re welcome to join. No prior experience in blockchain is required—just bring your creativity and enthusiasm!


Why participate?

🚀 Global Exposure: Build innovative blockchain solutions and gain visibility at one of the world’s leading blockchain events.

🏆 Exclusive Prizes: Compete for cash rewards, including prize pools and the opportunity to pitch at the PBW main event.

🎓 Expert Mentorship: Access guidance from industry leaders, Web3 founders, and blockchain engineers.

🤝 Networking & Collaboration: Connect with builders, developers, and investors within the PBW ecosystem.

🔑 Main Event Access: Winners will receive free entry to PBW 2025 and a chance to present their project.


What are the key dates for the hackathon?

Registration Opens: January 15, 2025 (Online Hackathon)

February 2025: Online Workshops on Solana (Online Hackathon)

February 2025: Registrations for XRPL Commons, team building, and idea submission are open (Online Hackathon)

15th February 2025: Deadline for Idea Submission (Online Hackathon)

21st February 2025: Deadline for MVP Submission (Online Hackathon)

March 2025: Online Workshops on XRPL Commons (Online Hackathon)

7th March 2025: Final Results Announcement (Online Hackathon)

25th-30th March 2025: Submissions, Pitching and Judging for XRPL Commons (Online Hackathon)

Onsite Hackathon Event: April 5–6, 2025, in Paris


How are the projects judged?

Projects will be evaluated based on the following criteria:

Innovation: Does it solve a real-world problem in a novel way?

Feasibility: Can it be realistically implemented?

Impact: Does it have the potential for a significant positive impact?

Technical Implementation: How well is it built?


Can I register for both hackathons?

Yes! You can register for both editions separately since they have different registration processes.

If you win in the online edition, you’ll receive a prize pool and a slot to present at PBW in Paris. However, you won’t be able to compete in the onsite hackathon.

If you don’t win in the online edition, you’re still eligible to register and participate in the onsite edition in Paris.

Can I win prizes in both editions?

No single person will receive the entire prize pool—it will be distributed among the winners.

The total prize pool covers both formats and both tracks. You can only win in one edition. If you win the online edition, you’ll receive a share of the €25,000 prize pool (covering both Sloana and XRPL tracks) and secure a slot at PBW in Paris, making you ineligible for the onsite hackathon. However, if you don’t win in the online edition, you can still register and compete in the onsite edition in Paris.

How will I receive the prize money?

Online Edition: Prizes will be distributed via online payment methods after verification.

Onsite Edition: Prizes will be transferred after the event.

Will airfare and accommodation be covered for onsite participants?

No, Paris Blockchain Week nor BizThon will not provide airfare or accommodation for onsite participants at any stage.

How will mentorship work?

Online Edition: A series of workshops and mentor sessions will be available both online through the BizThon platform You can participate by registering through the BizThon platform and by registering on the Luma events we will create and update in the workshop section of this website.

Onsite Edition: Get in-person mentorship from experts and industry leaders to refine your project and gain valuable insights.


How do I stay updated?

To stay updated, follow our Telegram channel: @pbwsummit and our PBWxBizthon’s Telegram group for regular updates: https://t.me/+HBByvkmD4xA3ZTll

What is the prize money for both editions?

Both the Online and Onsite Editions have a total prize pool of €10,000 for the Solana track. The XRPL track has a prize pool of €15,000. Each opened track has its own dedicated prize pool.

ARE YOU READY TO CREATE THE NEXT BIG THING? Step into the future of blockchain at the PBW Hackathon.

ONLINE CHALLENGES & WORKSHOPS :
JANUARY - MARCH 2025
ONSITE IN PARIS:
5-6 APRIL 25

This hackathon isn’t just about coding – it’s about solving real problems.

At the Paris Blockchain Week Hackathon, join developers, designers, and tech enthusiasts for the ultimate blockchain challenge.

For the first time, participate in a series of online challenges and workshops.

Or join us in Paris in-person to collaborate, code, and create, in a fast-paced environment that fosters creativity and pushes the boundaries of blockchain technology.

Collaborate with the Best

Connect with hundreds of developers, engineers, and innovators from universities, startups, and the global tech community online or in-person.

Learn from the Experts

Get access to elite mentors from leading blockchain companies, ready to share insights and guide you through your journey.

Make an Impact

Develop solutions that could shape the future of blockchain and drive real-world adoption. Pitch your work live in front of a jury and be in with a chance of winning cash prizes per track!

New for 2025:
Online WORKSHOPS

Can’t make it in-person to Paris? No Problem!

This year, we’ve partnered with BizThon and their network of thousands of developers.

Our new online challenges and workshops offer an inclusive & impactful online format, engaging developers of all levels. Make a mark no matter where you are in the world.

LIVE CODING SESSIONS:

We’ll have expert developers do live coding right in front of you, showing exactly how to use different tools in real-world projects, ensuring developers of all skill levels can follow.

REAL-TIME Q&A:

Throughout the sessions, you’ll be able to ask questions in real time, making it easy to get immediate answers and clarification.

IMPACT:

With an online reach, we’ll engage hundreds of developers at once. Each session will be tailored to different developer levels, ensuring inclusivity.

HANDS-ON ACTIVITIES:

After each session, you’ll get a chance to apply what you’ve learned. These hands-on exercises will reinforce key concepts and give you a chance to practice using the tools in your own projects.

Build the Next Breakthrough Solution
The onsite tracks will be high-impact, focused sessions where developers work in small groups to
build advanced dApps.

10+
Jurors

20+
mentors

4
winning teams

250+
hackers

THE PRIZES

Tickets to attend the Paris
Blockchain Week

Cash prizes
per winning track

Pitch your work on the
mainstage of the Paris
blockchain week

SPONSOR: ACCESS BLOCKCHAIN’S MOST TALENTED INNOVATORS

PBW Hackathon is the best opportunity to connect globally with hundreds of developers, engineers and designers from universities, startups and the tech community. Fuel the future — partner with us to power the next wave of blockchain innovators.

ENGAGEMENT & ADOPTION:

Drive active developer onboarding by providing hands-on practical learning experiences.

LIVE PITCHES IN FRONT OF A JURY:

Get a front row seat and be one of the first to witness the latest innovations.

FULLY BRANDED SESSIONS:

Every workshop will prominently feature your brand, ensuring strong recognition and lasting brand visibility.

IMPACT:

The exposure at a prestigious event, Paris Blockchain Week, positions you as a leader in blockchain development with full teams dedicated to your tech challenges (co-designed with you ahead of the submission).

our 2025 sponsors and partners

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