Colosseum opens SF IRL residency for Crypto World's Fair founders — includes accelerator interview for next web3 batch
Selected founders get in-person desk and monitor access at Colosseum's San Francisco office, alongside a direct interview slot for the upcoming Colosseum web3 accelerator cohort. This is a rare chance to combine physical workspace with a fast track into one of crypto's more competitive accelerator programs.
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Selected founders get in-person desk and monitor access at Colosseum's San Francisco office, alongside a direct interview slot for the upcoming Colosseum web3 accelerator cohort. This is a rare chance to combine physical workspace with a fast track into one of crypto's more competitive accelerator programs.
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X (formerly Twitter)
Colosseum (@colosseum) on X
While Crypto World's Fair is online, we're inviting a select group of founders to build IRL at our San Francisco office during the last 2 weeks of the hackathon.
Approved builders get a desk/moni…
Approved builders get a desk/moni…
Arbitrum Foundation launches Founder House Singapore — up to $300K USDG in prizes and grants for builders on Arbitrum One and Robinhood Chain
The three-day, in-person program is designed for early-stage founders shipping real products, combining hands-on mentorship with direct access to substantial grant funding. It represents one of the more accessible on-chain builder opportunities in the Asia-Pacific region this cycle.
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The three-day, in-person program is designed for early-stage founders shipping real products, combining hands-on mentorship with direct access to substantial grant funding. It represents one of the more accessible on-chain builder opportunities in the Asia-Pacific region this cycle.
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Cardano PRIME launches DeFi RFPs targeting ship-ready teams to close audited capability gaps on-chain
Grant capital is tied directly to measurable TVL growth, meaning funded teams are expected to deploy production-ready solutions — not exploratory builds. Eligibility targets crypto teams with demonstrated execution capacity in the Cardano ecosystem.
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Grant capital is tied directly to measurable TVL growth, meaning funded teams are expected to deploy production-ready solutions — not exploratory builds. Eligibility targets crypto teams with demonstrated execution capacity in the Cardano ecosystem.
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X (formerly Twitter)
Cardano Prime (@Cardano_Prime) on X
This is exactly the category PRIME is watching.
Agentic infrastructure - indexing, taxonomy, and rails connecting apps - is an open RFP category.
Teams that ship at @token2049 have somewhere rea…
Agentic infrastructure - indexing, taxonomy, and rails connecting apps - is an open RFP category.
Teams that ship at @token2049 have somewhere rea…
Ignix, X Layer, and TapeOut launch $14,000 TapeOut Genesis Transistor Hackathon for processors built on X Layer blockchain — deadline 6 Oct 2026
The online competition targets hardware-meets-blockchain builders, challenging participants to deploy processors directly on the X Layer chain. Open globally, this is a rare crossover opportunity for chip designers and crypto developers alike.
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The online competition targets hardware-meets-blockchain builders, challenging participants to deploy processors directly on the X Layer chain. Open globally, this is a rare crossover opportunity for chip designers and crypto developers alike.
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X (formerly Twitter)
Ignix (@Ignixbot) on X
There is one Ignix Genesis Transistor, and this is the only window to claim it.
The TapeOut Genesis Transistor Hackathon is now live on Ignix. Deploy a processor on @XLayerOfficial through TapeOu…
The TapeOut Genesis Transistor Hackathon is now live on Ignix. Deploy a processor on @XLayerOfficial through TapeOu…
Btrust Builders opens October cohort applications to train Africa's next generation of open-source Bitcoin and Lightning developers
The program targets aspiring developers across Africa, equipping them with hands-on skills in Bitcoin and Lightning Network development. It's a rare funded pathway into open-source Bitcoin engineering for a region with growing technical talent.
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The program targets aspiring developers across Africa, equipping them with hands-on skills in Bitcoin and Lightning Network development. It's a rare funded pathway into open-source Bitcoin engineering for a region with growing technical talent.
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X (formerly Twitter)
Btrust Builders (@btrust_builders) on X
We’re really proud to see some of our alumni among the recipients. 🧡
We’ll be running two more cohorts this year: Rust 🦀 for Bitcoiners and Language Clubs, both starting in October.
Learn more…
We’ll be running two more cohorts this year: Rust 🦀 for Bitcoiners and Language Clubs, both starting in October.
Learn more…
Cypher Tank Season 2 opens applications for Bitcoin pitch competition in Lugano — three $100,000 prizes on the line, deadline 25 September 2026
Twelve finalists (eight for-profit, four nonprofit) will compete on 26-27 October for incubation, acceleration, or relocation support, with live investment negotiations in front of Honey Badger judges backed by the Plan B VC Fund and Plan B Foundation.
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Twelve finalists (eight for-profit, four nonprofit) will compete on 26-27 October for incubation, acceleration, or relocation support, with live investment negotiations in front of Honey Badger judges backed by the Plan B VC Fund and Plan B Foundation.
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Google Docs
Cypher Tank Application Form - 2nd Edition, 2026
Cypher Tank is a pitch competition and business-reality format, focused on Bitcoin and freedom tech projects, already in its second "season". It's designed to showcase innovation, attract global talent and attention to Lugano as a Bitcoin hub, and connect…
Meteora launches two DBC Hackathon tracks worth up to $25K USDC for Solana builders working on launchpads and tokenized-stock experiences
The $5K Stocklana track closes September 25, 2026, while the larger $20K track runs through October 12, 2026 via Superteam Earn and Crypto World's Fair — both targeting web3 teams building next-generation token launch and on-chain equity infrastructure on Solana.
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The $5K Stocklana track closes September 25, 2026, while the larger $20K track runs through October 12, 2026 via Superteam Earn and Crypto World's Fair — both targeting web3 teams building next-generation token launch and on-chain equity infrastructure on Solana.
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X (formerly Twitter)
Meteora Ecosystem (@MeteoraEco) on X
meteora's hackathon tracks:
$25,000 combined prize pool
superteam earn global track:
> ends october 12th
$20,000 in prizes https://t.co/LW76r6fGac
stocklana:
> ends september 25th
> $5,000 i…
$25,000 combined prize pool
superteam earn global track:
> ends october 12th
$20,000 in prizes https://t.co/LW76r6fGac
stocklana:
> ends september 25th
> $5,000 i…
Circle Foundation awards inaugural CDFI grants to Accion Opportunity Fund and Pacific Community Ventures for crypto-adjacent finance tools
The grants mark Circle's first foray into community development finance, backing two established CDFIs to build blockchain-integrated tools aimed at underserved communities. The move signals growing institutional interest in bridging decentralized finance with mission-driven community lending.
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The grants mark Circle's first foray into community development finance, backing two established CDFIs to build blockchain-integrated tools aimed at underserved communities. The move signals growing institutional interest in bridging decentralized finance with mission-driven community lending.
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X (formerly Twitter)
Circle (@circle) on X
Circle Foundation is supporting Accion Opportunity Fund with a grant for Credit Compass 2.0, a tool that helps small business owners better understand loan eligibility and take practical steps tow…
Ethereum Foundation opens rolling applications for free booth space at Devcon 8 in Mumbai for public-goods teams
Crypto and web3 nonprofits focused on public goods can apply for complimentary exhibition space at one of Ethereum's flagship global events. The Impact Program is designed to amplify mission-driven projects that might otherwise lack the resources to participate.
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Crypto and web3 nonprofits focused on public goods can apply for complimentary exhibition space at one of Ethereum's flagship global events. The Impact Program is designed to amplify mission-driven projects that might otherwise lack the resources to participate.
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devcon.org
Devcon 8 India
Devcon is the Ethereum conference for developers, researchers, thinkers, and makers. Join us 3–6 November 2026 in Mumbai, India.
Google Gemma Hardware Hackathon opens applications for on-device AI builder event on October 24 in Hillsborough, CA
The one-day event is part of Open Source AI Week and invites builders to create hardware and robotics projects powered by Google's open-source Gemma models running directly on-device — no cloud required.
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The one-day event is part of Open Source AI Week and invites builders to create hardware and robotics projects powered by Google's open-source Gemma models running directly on-device — no cloud required.
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X (formerly Twitter)
Google Gemma (@googlegemma) on X
Announcing the Google Gemma Hardware Hackathon at the legendary AGI House!
Join us for the builder finale to Open Source AI Week. We’re hosting an intensive day dedicated to the future of physica…
Join us for the builder finale to Open Source AI Week. We’re hosting an intensive day dedicated to the future of physica…
Arbitrum launches ongoing Open House Online Buildathon for developers building on its L2 network
The buildathon is open to builders creating blockchain products on Arbitrum, one of Ethereum's leading Layer 2 scaling solutions. It runs as a continuous online competition, giving developers a flexible window to build, ship, and compete for grants and recognition.
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The buildathon is open to builders creating blockchain products on Arbitrum, one of Ethereum's leading Layer 2 scaling solutions. It runs as a continuous online competition, giving developers a flexible window to build, ship, and compete for grants and recognition.
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X (formerly Twitter)
Arbitrum Developers (@ArbitrumDevs) on X
The Open House online Buildathon is currently ongoing
Before you submit, ask yourself:
> Who has this problem, and what do they do about it today?
> Why is your approach hard to copy in a weeken…
Before you submit, ask yourself:
> Who has this problem, and what do they do about it today?
> Why is your approach hard to copy in a weeken…
Shutter DAO 0x36 launches Impact Pilot grants program — Round 1 applications open through October 9, 2026
The program targets builders and contributors ready to pilot integrations or push forward meaningful opportunities within the Shutter ecosystem. Projects that demonstrate tangible, real-world impact on the network are encouraged to apply.
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The program targets builders and contributors ready to pilot integrations or push forward meaningful opportunities within the Shutter ecosystem. Projects that demonstrate tangible, real-world impact on the network are encouraged to apply.
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X (formerly Twitter)
Shutter 🛡️⚔️ (@ShutterNetwork) on X
Launching the Shutter DAO 0x36 Impact Pilot!
A new grants program for contributors who can help uncover and advance real opportunities for Shutter, helping the ecosystem decide what to build, fun…
A new grants program for contributors who can help uncover and advance real opportunities for Shutter, helping the ecosystem decide what to build, fun…
Superteam Balkans hosts Buildstation Belgrade for Colosseum Crypto World's Fair builders, Oct 5–13 — rolling applications open now
The in-person coworking and demo day brings blockchain builders together in Belgrade for hands-on collaboration and showcasing. Targeted at Colosseum ecosystem builders, it's a rare opportunity to build, network, and present in-person in the Balkans region.
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The in-person coworking and demo day brings blockchain builders together in Belgrade for hands-on collaboration and showcasing. Targeted at Colosseum ecosystem builders, it's a rare opportunity to build, network, and present in-person in the Balkans region.
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Luma
Buildstation Belgrade · Luma
Buildstation Belgrade is back from October 5 to 13, a hackathon coworking in our space in Belgrade, for the final stretch of Colosseum's Crypto World's…
All: there was a link shared here titled
ZK Prime Capital opens rolling $5K–$75K non-dilutive grants for on-chain AI agents, DeFAI, and zero-knowledge infrastructure teams
This link has since been deleted as it was reported to me as a possible phishing attempt. Please do not click or share it.
ZK Prime Capital opens rolling $5K–$75K non-dilutive grants for on-chain AI agents, DeFAI, and zero-knowledge infrastructure teams
This link has since been deleted as it was reported to me as a possible phishing attempt. Please do not click or share it.
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Circle Foundation awards crypto grants to UNDP and WFP to scale stablecoin payments for humanitarian aid
The initiative pilots digital stablecoin infrastructure within two of the world's largest development and relief organizations, signaling growing institutional adoption of blockchain-based payments for real-world impact in underserved regions.
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The initiative pilots digital stablecoin infrastructure within two of the world's largest development and relief organizations, signaling growing institutional adoption of blockchain-based payments for real-world impact in underserved regions.
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X (formerly Twitter)
Circle (@circle) on X
Circle Foundation is supporting two initiatives led by @UNDP and @WFP to advance digital payments and financial infrastructure for development and humanitarian action.
https://t.co/SeDkNrUAiV
https://t.co/SeDkNrUAiV
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Circle Arc launches tiered grant program — Microgrants, Developer Grants, and Builders Fund — for teams building on Arc mainnet
Three open funding tracks target developers creating money applications and autonomous financial agents on Circle's Arc infrastructure. Teams at any stage can apply, with support scaling from early experiments to full-scale builds tackling global payment and machine commerce use cases.
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Three open funding tracks target developers creating money applications and autonomous financial agents on Circle's Arc infrastructure. Teams at any stage can apply, with support scaling from early experiments to full-scale builds tackling global payment and machine commerce use cases.
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www.arc.io
Programmable Money & the Agentic Economy: A Request for Builders
Arc tackles the infrastructure constraints holding programmable money back. Here are four frontiers where the best builder opportunities sit.
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Zcash Coinholder Directed Retroactive Grants Q3 2026 distributes $8.37M across 16 completed projects — including a $1.5M total payout to DefuseSec
The program rewards builders for work already shipped, with coinholders voting directly on fund allocation. The DefuseSec award, split between a $750k bounty and $750k bonus, signals strong community appetite for security-focused contributions.
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The program rewards builders for work already shipped, with coinholders voting directly on fund allocation. The DefuseSec award, split between a $750k bounty and $750k bonus, signals strong community appetite for security-focused contributions.
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X (formerly Twitter)
mine Zcash ᙇ🛡 (@mineZcash) on X
Zcash Coinholder Directed Retroactive Grants Program results are in!
https://t.co/nvlRvoxjIh
https://t.co/nvlRvoxjIh