The Future of Blockchain Education
42Blockchain is the largest Blockchain Developer Student Union in the world.
Members
Countries
Projects
Partners
Global Presence, Local Impact
Our network spans across the 54 campuses of 42 School around the world, a free elite coding program based on peer-to-peer learning without teachers.
Fostering a truly global community of blockchain enthusiasts and developers.
From Paris to San Francisco, Seoul to São Paulo, we're cultivating innovation hubs that drive the future of decentralized technologies.
- International Collaborations
- Career Development
- Cross-Cultural Learning
- Startup Incubation
- Global Hackathons
Partners
Working together to advance blockchain education
Latest Events
Discover our recent blockchain gatherings and hackathons
06/2025
Ledger x 42Blockchain @42Paris!
🛡️ Ledger pulled up to 42 Paris! 100+ members joined for talks on crypto security, a rooftop BBQ, giveaways, and sunset vibes with the community
View Event05/2025
Solana Presentation + Coding Session
A warm and beginner-friendly evening at 42 Paris — new faces got to explore Solana and Web3
04/2025
💰 The 42Blockchain mafia just robbed the PBW Hackathon!
7 out of 9 prizes were won by 42Blockchain members, earning more than $15,000 in just one weekend
View Event03/2025
Solana Dev Series 5/5
🏁 Final session of our Rust + Solana workshop series — members built real dApps and leveled up their dev skills
View Event02/2025
Solana Dev Series 2/5
Diving into Rust + Solana Workshop — smart contract, logic and tooling
View Event02/2025
Kiln Hackathon
🔥 5 prizes won, 50+ members competing — 42Blockchain made serious noise at Kiln Hackathon
View Event01/2025
Starknet Winter Hackathon Build Station
Intensive Starknet build station with top-tier mentorship
12/2024
Starknet Berlin Hackathon at 42 Berlin
42Blockchain hosted and led Starknet Berlin Hackathon — onboarding new German devs
View Event11/2024
AI Agents Night with Solana
🤖 130+ participants, one wild night of AI x Solana demos, talks, and hacking in Paris
View Event11/2024
ETH Global Hackathon Bangkok
Our members repped hard at ETHGlobal Bangkok with over $20,000 in prizes
View Event11/2024
Algorand Hackathon
💰 $20,000 in prizes, full house at 42 Paris — we hosted the biggest Algorand event in France
View Event11/2024
Kiln Conference
Our members got the best of introduction into the future of staking at the Kiln Conference
View Event11/2024
ICP Online Workshop
Crash course into the Internet Computer Protocol — exploring ICP and its ecosystem
11/2024
Solana Pitch Deck Workshop
Our members learned to craft pitch decks and deliver like pros
10/2024
ETHGlobal Hackathon Singapore
💰 $30,000+ in prizes — new all-time record for our community at ETHGlobal SG 🎯
View Event10/2024
Singapore Token2049 & Solana Breakpoint
✈️ We brought 20 members across the world to Singapore for TOKEN2049, Solana Breakpoint and ETHGlobal
View Event09/2024
Solana Rust Bootcamp
From zero to Solana dev — our members learned so much about Rust and Solana
View Event09/2024
Solana Colosseum Opening at 42 Tokyo
Solana’s biggest hackathon opening in Japan, hosted with pride at 42 Tokyo
View Event09/2024
Solana Colosseum Opening at 42 Paris
Opening the biggest Solana Hackathon with Superteam FR — 100+ builders gathered in Paris
View Event07/2024
ETHGlobal Hackathon Brussels
💰 $15,000+ in prizes, multiple podiums — Huge demonstration of our members
View Event06/2024
Starknet Hackathon Build Station
A Starknet build session to follow our members during the hackathon
View Event05/2024
Starknet Bootcamp
Intensive Starknet bootcamp to onboard and upskill new devs
04/2024
Station F Visit
We visited Station F with our members — the heart of the French Startup
View Event04/2024
Paris Blockchain Week Hackathon
Both prizes taken by our members, crushing the PBW Hackathon
View Event03/2024
Solidity Bootcamp
Our first Solidity Bootcamp was fire — Ethereum development fundamentals
03/2024
42Blockchain Reborn
The comeback of 42Blockchain — 80+ students, a new generation of builders