Trying to build on Bitcoin, but can’t find a single resource listing FOSS grants or funding? This came up last night at @San Juan Bit Devs — and we have a list! Help grow it by adding any grants or resources you know of:

GitHub

GitHub - Velas-Commerce/bitcoin-dev-grants: Community-maintained list of Bitcoin and Lightning open-source developer grants.

Community-maintained list of Bitcoin and Lightning open-source developer grants. - Velas-Commerce/bitcoin-dev-grants

Awesome to see @Erik and Alana representing @San Juan Bit Devs and Campo Libre Films at Foresight Institute's Vision Weekend. If you’re in San Juan, come talk Bitcoin tech with us tonight at the Bitcoin Center San Juan ⚡ #Bitcoin #PuertoRico

Bitcoin Commerce by the Numbers Funding, merchant data & infra behind Bitcoin’s real economy. From Bitcoin gaming, merchant adoption in South Africa to BTCMap data, BTCPay’s 2025 report and a $10M Steak ’n Shake move. The latest in #BitcoinCommerce ⚡

Bitcoin Commerce by the Numbers

Funding, merchant data and infrastructure: the data behind Bitcoin’s real economy.

Tales from the bleeding edge. People around the world are building with Bitcoin. 🇿🇲 Zambia: buy and spend bitcoin using mobile money. Real commerce, real people, real constraints. Super cool.

Bitzed - Lightning Fast Bitcoin Payments

Next week in San Juan 🇵🇷 Velas Commerce is proud to help sponsor the @San Juan Bit Devs Vision Weekend satellite event! • Special guests • Beautiful location in Old San Juan • Local projects feature Join us on Monday. RSVP here 👉

Meetup

Socratic Seminar #22, Mon, Feb 9, 2026, 7:00 PM | Meetup

This event directly follows the Foresight Institutes' Vision Weekend San Juan 2026 and we'll be pulling in some special guests from the event! Ins...

Reason #1 to learn C++

¡Shout-out para nuestra fundadora! 🙌 Dólares digitales corriendo sobre la red más segura del mundo. En Plan ₿ Forum El Salvador, @HannahMR explica la revolución silenciosa de Bitcoin como medio de intercambio ⚡️ 30 y 31 de enero · gracias #PlanBForum

Hey NOSTR! The 2025 Bitvocation Bitcoin Jobs Report is out. Bitcoin-only hiring is growing, remote work still dominates, and 74% of roles are non-developer. You don’t need to code to build a career in Bitcoin 🫢

Working in Bitcoin: The 2025 Bitcoin Job Market Report

What can you build with Bitcoin? 💸 Payments 🏦 Fintech 🏆 Rewards 👛 Wallets 🆔 Decentralized ID 🗄️ Proof of Ownership 🤖 AI monetization 10+ years building Bitcoin apps—and we’re just getting started. Full article:

What Can You Build with Bitcoin?

Our biz has been building Bitcoin projects for over 10 years now! We started out specializing in Bitcoin payment integration for e-commerce sites d...

Square looks serious about Bitcoin. They're exploring Bitcoin payments for merchants using their POS terminals. If you're a business that wants this, sign up for the pilot here: 👇

Square Bitcoin Payments Pilot Sign-Up

#Bitcoin #BitcoinCommerce #Square

No regrets 🍕

Bitcoin Pizza Index

You won

Hey hey, check it out! 🎉 We’re excited to welcome npub1a4za3zcax35dckjy4ps32fqqatyuvzfnxfrnrq5rpuersnm072wsua2egl as our new Business Development Lead at Velas Commerce! Krystal brings great energy and shares our mission of helping businesses build with Bitcoin and the Lightning Network. Say hi to Krystal and learn more about what we’re building: 🔗 https://www.linkedin.com/in/krystal-johnston/ 📧 krystal@velascommerce.com

Building bitcoin features into Node.js or the browser? Check out bitcoinjs which supports transactions, addresses and more. 🔗Github:

bitcoinjs-lib - v7.0.1

Documentation for bitcoinjs-lib

📚 Docs:

bitcoinjs-lib - v7.0.1

Documentation for bitcoinjs-lib

But don't take our word for it. Don't trust, verify.

Sneak peek into the next edition of the #BitcoinCommerce roundup. Swiss shoppers can buy groceries with #Bitcoin at Zug’s Spar Supermarket ⚡ Don’t miss it, sign up here 👉

Velas Commerce

Newsletter | Velas Commerce

Cointelegraph

Spar supermarket in Switzerland starts accepting Bitcoin payments

A Spar in Zug, Switzerland is the latest among the over 1,000 businesses to adopt Bitcoin payments in the country.

We’re updating the Bitcoin for Developers course and (re)discovered this gem: Why run a Bitcoin node? 👇 Being part of the revolution starts here: #Bitcoin #BitcoinDev

Bitcoin startups are going big - over $ 1.1 billion raised in 4 years! And it’s happening against a backdrop of decline in other crypto project investments, according to research by TVP. We cover this and more in our latest #BitcoinCommerce Roundup. Read it here:

Bitcoin Startups Going Big: 🦄 Over $1.1 Billion Raised

Bitcoin-focused startups have raised some serious funding and show more resilience to downturns than their crypto counterparts.

Highly recommend this interview with @bitcoinplebdev on @Pleb Underground 🎙️ Builders are creating apps with NOSTR using fresh ideas from the ground up. PlebDevs is an great example and a resource for Bitcoin & Lightning devs. ⚡️ Watch here: And check out:

PlebDevs

PlebDevs

Build on Bitcoin

Congratulations to the winners of the 10th wave of OpenSats NOSTR grants! Got a Bitcoin, Lightning or NOSTR project looking for grant funding? OpenSats is one of several organizations that fund open source development in Bitcoin!

OpenSats

Tenth Wave of Nostr Grants

OpenSats is funding seven more open-source projects advancing the nostr ecosystem.

We put together a list here:

Velas Commerce

List of Bitcoin Open Source Developer Grants | Velas Commerce

Curated list of open source developer grants for Bitcoin & Lightning projects. Find funding opportunities to make Bitcoin even better!

Contributions welcome:

GitHub

GitHub - Velas-Commerce/bitcoin-dev-grants: Community-maintained list of Bitcoin and Lightning open-source developer grants.

Community-maintained list of Bitcoin and Lightning open-source developer grants. - Velas-Commerce/bitcoin-dev-grants

Hey NOSTR—We're developing an open-source Lightning course and looking for a fully online (browser-based) instance of Lightning Polar. Think 'Polar meets Replit'—usable from anywhere, even public computers. Any leads or ideas appreciated⚡️

What will boost Bitcoin Lightning Network adoption? @Bitcoin Breakdown ⚡ just ran an interesting poll: Sounds like onboarding more merchants and improving wallet UX are key priorities. Check it out ⚡