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The LordProlific retweeted
18 𝙃𝙖𝙘𝙠𝙖𝙩𝙝𝙤𝙣𝙨 & 𝘽𝙪𝙞𝙡𝙙𝙚𝙧 𝙊𝙥𝙥𝙤𝙧𝙩𝙪𝙣𝙞𝙩𝙞𝙚𝙨 𝙒𝙤𝙧𝙩𝙝 𝘾𝙝𝙚𝙘𝙠𝙞𝙣𝙜 𝙊𝙪𝙩 𝙏𝙝𝙞𝙨 𝙊𝙘𝙩𝙤𝙗𝙚𝙧
If you’re looking for something to build this month, I went through a bunch of hackathons and builder opportunities and pulled together the ones that are still worth checking out.
Here are 18 worth having on your radar:
➩ Web3 & Crypto
1. Colosseum Crypto World’s Fair
Online crypto hackathon with an $840K prize pool across multiple ecosystems. There’s also a separate accelerator opportunity attached.
Deadline: Oct 12
Apply: colosseum.com/worldsfair
2. BNB Chain Tokenized Stocks Hackathon
Build around tokenized stocks and financial applications on BNB Chain.
Prize: $20K
Deadline: Oct 11
Note: Country restrictions apply.
Apply: bnbchain.org/en/hackathons/t…
3. Monad Metropolis
A Monad hackathon with $250K in prizes, featuring a global online competition alongside physical Hacker Houses.
Online deadline: Oct 13
Apply: hackathon.monad.xyz
4. ZECATHON
A Zcash-focused hackathon covering privacy, payments and other parts of the Zcash ecosystem.
Prize pool: $100K advertised
Deadline: ~Oct 28
Apply: thezecathon.com
5. Solana Perps & Prediction Markets
Build around perpetuals and prediction markets on Solana.
Prize: $100K
Deadline: Oct 9
Apply: hackathons.solana.com/
6. Graph Hacks
Build AI agents using graph context with FalkorDB × WeMakeDevs.
Prize: $20K in hardware
Dates: Oct 15–18
Format: Online, solo or teams of up to 4
Apply: wemakedevs.org/hackathons/fa…
7. Portaldot Hacker House
Build with Portaldot V3, including cross-chain infrastructure and EVM/WASM applications.
Prize: 5,200 USDT
Dates: Sep 29 – Nov 6
Format: Online
Apply: dorahacks.io/hackathon/2362/…
➩ AI & Developer
8. Amazon Build, Ship, Shape
Build apps and AI-powered products around Amazon’s ecosystem.
Prize: $138K
Deadline: Oct 23
Format: Online
Apply: amazonappdev2026.devpost.com…
9. OpenCV AI Competition
Build with OpenCV 5 + AWS and compete for cash prizes.
Prize: $20,250
Deadline: Oct 26
Apply: opencv26.devpost.com/
10. Build With AI: Basics
An online AI hackathon with a smaller prize pool and a more approachable scope.
Prize: $2,500
Deadline: Oct 26
Apply: learn-ai-basics.devpost.com/
11. Life After Code
GitLab’s hackathon focused on AI agents, software development and DevSecOps.
Prize: $45K
Deadline: Oct 27
Apply: gitlab-transcend.devpost.com…
12. Nebius × NVIDIA Global AI Hackathon
Build with Nebius infrastructure and NVIDIA open-source models.
Prize: $50K
Deadline: Oct 30
Format: Online
Apply: nebiusglobalaihackathon.devp…
13. Multimodal AI Hackathon
An online student hackathon with tracks around Space, BioTech and Education.
Prize: ₹100K ($1,040)
Deadline: Oct 15
Apply: multimodal-ai-hackathon-2026…
14. Hack Apertus
Build with Apertus, Switzerland’s open large language model.
Prize: €10,680+
Deadline: Oct 16
Age: 18+
Format: Online
Apply: hackapertus.devpost.com/
➩ Other Builder Opportunities
15. IEEE ClimateChain Global Hackathon
Combine blockchain, AI and climate solutions in an online student hackathon.
Prize: $3K
Dates: Oct 5–25
Apply: ieee-climatechain-hack.devpo…
16. Code for a Billion
An open-source competition focused on public-health challenges in India.
Prize: ₹18 lakh ($18,722)
Deadline: Nov 15
Format: Virtual/global
Apply: codeforindia.org/hackathon
17. Meta VR Start Developer Competition
A major VR development competition with $1M in total prizes.
Deadline: Nov 18
Note: Meta VR Start membership and other eligibility requirements apply.
Apply: start-developer-competition-…
18. Circle Arc Microgrants
Not a hackathon, but useful if you already have a project running on Arc.
Total: $10K
20 grants: $500 USDC each
Deadline: Oct 14
Requirement: Project already deployed on Arc mainnet
Apply: community.arc.io/public/even…
You don’t need to enter all.
Find one that matches what you can build, check the rules, and give yourself enough time.
Finishing something you can show matters too.
One of crypto’s biggest contradictions is giving people financial ownership without giving them meaningful financial privacy.
On Solana, your wallet is an open book.
Your balance, transactions, the wallets you interact with, and your financial history can all be traced through a public address.
That’s useful when you want anyone to verify what happened.
But it also means that once an address is connected to you, a lot more of your financial activity can become visible than most people realize.
And privacy isn’t just about hiding your balance.
If someone can follow the trail between addresses, they can start seeing who is paying who, where funds are moving, and how different transactions connect.
That’s where @STEALFxyz gets interesting.
Stealf is building a consumer app that splits the two sides: a shielded wallet for assets, and a separate spending account for daily life, with no onchain link between them.
Behind that is Umbra for private transfers and @Arcium for confidential computing, bringing privacy-focused infrastructure into a consumer financial experience.
The bigger idea is simple:
Blockchains need transparency for verification.
But our entire financial lives don’t need to be transparent just because they happen onchain.
Maybe real financial freedom isn't only about owning your money.
It’s also having a choice over who gets to see it.
Website: stealf.xyz
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The LordProlific retweeted
It’s UPTOBER
And INDEPENDENCE day here in Nigeria
🇳🇬
October be good
Happy Independence Day everyone
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The LordProlific retweeted
Time flies mhen
Cannot believe it’s time for September dump lol
Septembag indeed
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The LordProlific retweeted
Gm
First sl on #AUDCAD in a very long time
was going well entered at the line drawn
Onto the next
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The LordProlific retweeted
Gm
While men slept
#XAUUSD did its thing I don’t trade this session
Gl
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The LordProlific retweeted
Gm
“What will be will be “ that’s a looser mindset
Your tomorrow is a consequence of your actions of today
Build now and stop expecting a fairytale tomorrow
Have a great week yall
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