Grants for BDK, LNbits, Nostr, and More!
OpenSats, 8/17/2023, 9 engagements
OpenSats
open source dev funding powered by sats - 100% pass through with no management fees - 501(c)(3) approved - bitcoin for a better world! ⚡
Long-term Support for Josi Baker
OpenSats, 8/16/2023, 3 engagements
First Wave of Bitcoin Grants
OpenSats, 7/14/2023, 2 engagements
OpenSats has received the first donation from Strive under its recurring monthly commitment to support the Red Team Fund.
https://opensats.org/blog/opensats-receives-recurring-donation-from-strive
10/16/2026, 26 engagements
"I'm in Bitcoin for the long run, and OpenSats' support reflects the low time preference we share. It gives me the stability to dig into hard problems that take time to get right." —L0rinc https://opensats.org/blog/l0rinc-receives-lts
10/13/2026, 28 engagements
Announcing our first round of grants supporting the current red-teaming efforts. https://opensats.org/blog/red-team-grants-first-set
10/12/2026, 48 engagements
Release tooling, validation, wallet development, and network interfaces occupy different parts of Bitcoin Core and its supporting infrastructure. 4 new grants & 1 renewal: https://opensats.org/blog/supporting-the-foundations-of-bitcoin-development
10/7/2026, 18 engagements
"Let git be git. Let nostr be nostr." —
https://opensats.org/blog/developer-spotlight-dan-conway-ngit
9/28/2026, 33 engagements
"On one side was Google, the big name, the fancy offices, all of that. On the other side I could work on Bitcoin, which I found both technically fascinating and genuinely important." —
https://opensats.org/blog/developer-spotlight-daniela-brozzoni-bitcoin-core
9/21/2026, 6 engagements
“A global decentralized protocol should also have a broad and decentralized base of people who understand it deeply enough to maintain, review, and challenge it.” —
9/17/2026, 8 engagements
Tor and WireGuard are two major projects supported by OpenSats. This impact report takes a closer look at them both: https://opensats.org/blog/open-infrastructure-for-the-bitcoin-network
9/14/2026, 12 engagements
Nym21 built BRK the way a tardigrade lives: on almost nothing, beholden to no one, and hard to kill. https://opensats.org/blog/developer-spotlight-nym21-bitcoin-research-kit
9/11/2026, 10 engagements
No benevolent dictator, no weird incentives, no short-term thinking, no trusted third parties, and no cut from donations. Why OpenSats is set up the way it is. https://opensats.org/blog/avoiding-single-points-of-failure
9/7/2026, 33 engagements
"When I was a boy and saw scary things in the news, my mother would say, 'Look for the helpers. You will always find people who are helping.'" https://opensats.org/blog/helping-the-helpers
8/20/2026, 10 engagements
Our node is back up and donations via Lightning are enabled again. Inbound liquidity appreciated while we bootstrap. https://opensats.org/funds/red
8/9/2026, 22 engagements
We expect more critical vulnerabilities to be found and patched in the coming days. Keep an eye out for updates via official channels. https://opensats.org/blog/ongoing-exploits-of-bitcoin-open-source-software
8/8/2026, 21 engagements
Code RED is live. Priority support for people red teaming Bitcoin software, including reimbursement of past LLM token costs. https://opensats.org/blog/code-red-supporting-first-responders
8/6/2026, 54 engagements
NVK is stepping down from the OpenSats board, effective immediately. OpenSats will continue to operate with an 8 person board until a replacement is made.
8/2/2026, 28 engagements
"We can win a major battle in the arms race and gain a new territory of freedom for several years." (But we can't do it without your support.)
A quarterly update from OpenSats:
7/30/2026, 2 engagements
"The biggest secret is just long hours, attention to detail, and hard work." —
7/27/2026, 6 engagements
The last Pathshalas closed in the 1960s.
wanted to do the same thing for bitcoin. Bitcoin pathshala. Bitshala.
https://opensats.org/blog/developer-spotlight-rajarshi-maitra
"Bitcoin changed the way I view the world, my values, and a big part of my personality. I strongly believe it changed me for the better." —
6/30/2026, 4 engagements
OpenSats is pleased to announce long-term support for Calvin Kim in recognition of his ongoing work on btcd and utreexo. https://opensats.org/blog/calvin-kim-receives-lts-grant
6/29/2026, 1 engagement
40 billion sats. 400+ grantees. 40+ countries. https://opensats.org/map
Heartbeat now supports GitLab and plain git repos. Click the heartbeat icon on any project page to see the latest development activity. Example: https://opensats.org/projects/wireguard https://heartbeat.opensats.org/?q=wireguard
OpenSats has supported many projects for multiple years. Most projects accept donations directly, and we encourage everyone to support them whenever possible. https://blossom.primal.net/1c9b6c797df51fc4d15902d4d9458348e06d56d80e0042178fc09f7fb886528d.png https://opensats.org/projects
Meet
, the main cat behind Jumble. https://opensats.org/blog/developer-spotlight-codytseng-jumblesocial
6/2/2026, 2 engagements
Lots of building blocks, lots of progress. A closer look at some of the nostr libraries our grantees have been working on. https://opensats.org/blog/the-libraries-behind-open-communication
In our latest newsletter we said that we want to "tell the stories of the people who are working on freedom tech." Our spotlight series aims to do just that. Here's the first installment: https://opensats.org/blog/developer-spotlight-kurt-unger
5/25/2026, 2 engagements
New wave of nostr grants: 44Billion, NosCall, Routstr, Wisp, and Zapstore.
5/20/2026, 3 engagements
We just published the first issue of "Sats Well Spent" - a quarterly newsletter from OpenSats. You can read it in full here:
Announcing heartbeat: https://heartbeat.opensats.org/
4/30/2026, 1 engagement
Twice a year we plan to highlight a focus area where we would like to see strong proposals. This spring, said focus area is base layer privacy.
OpenSats remains committed to funding builders who keep Bitcoin's hardware infrastructure open, auditable, and accessible.
4/21/2026, 1 engagement
New wave of nostr grants: Amethyst Desktop, Nostr Mail, Nostrord, and Nurunuru. Onward 🫡 https://opensats.org/blog/sixteenth-wave-of-nostr-grants
4/8/2026, 1 engagement
JoinMarket, rawBit, Specter DIY, and six grant renewals for projects we've funded in the past. Read more about this most recent wave of OpenSats grants on our blog: https://opensats.org/blog/seventeenth-wave-of-bitcoin-grants
Back in 2020,
described relays as deliberately simple and dumb. Are they still? We are taking a closer look at some of the relay projects we funded and how they evolved. https://opensats.org/blog/advancements-in-nostr-relays
3/26/2026, 22 engagements
Contributing to Bitcoin is demanding and often underappreciated work, and we are grateful to everyone who dedicates their time and skill to it. https://opensats.org/blog/five-grants-to-strengthen-bitcoin-development
Incredibly grateful to be on the receiving end of this recurring donation. Thank you, Bitwise. https://opensats.org/blog/opensats-receives-donation-from-bitwise-etf
New wave of grants coming from The Nostr Fund supporting
, Nostube by
, and
.
2/17/2026, 3 engagements
We're looking for a technical writer/editor to join the small team behind our lean sat-dispensing machine. If that sounds up your alley, please apply: https://bitcoinerjobs.com/job/2147148-technical-writereditor-opensats
Can't stop, won't stop. Announcing 17 new grants to move the needle towards freedom: formal verification, BitcoinerLAB, RewindBitcoin, Mastering Taproot, CDK, cashu-ts, Coco, krux-installer, libbitcoin, noah, rust-bitcoin, Stratum V2, Stable Channels, Nutshell, Minibits, Summer of Bitcoin, macadamia, and Cove.
Sending $1M/mo to hundreds of grantees across 40+ countries. Our year in review: https://blossom.primal.net/6395a23f23ba2a372a9a9e3773d2fa7e474e4728223037d0ddd6636879b37f3c.png https://blossom.primal.net/b6bbe07d6051ee09f225c7b7351fc4d348866cd4f3df7a09569af0bbea6c18c3.png https://blossom.primal.net/c34d5ff4d55dafeedcc21dcb440b02db21ec3dd640b960d979d148c782f0a2c0.png https://blossom.primal.net/28992e3a5355774f7a8f5b513dc3ac492ff294574ffe77a3f051d1e9f778ee40.png
1/28/2026, 1 engagement
Grateful to
for their continued trust and support. https://opensats.org/blog/opensats-receives-funding-from-the-human-rights-foundation
1/20/2026, 2 engagements
Announcing long-term support for Brad Stachurski https://opensats.org/blog/brad-stachurski-receives-lts
New wave of grants: a mix of protocol research, infrastructure maintenance, privacy-preserving wallets, and mining decentralization. https://opensats.org/blog/fifteenth-wave-of-bitcoin-grants
12/27/2025, 1 engagement
The year is almost done, but we are not. 14th wave of nostr grants: YakiHonne, Quartz, Nostr Feedz, and some renewals. https://opensats.org/blog/fourteenth-wave-of-nostr-grants
Our mission at OpenSats is to provide sustainable funding for the builders and maintainers of critical open-source infrastructure within the Bitcoin ecosystem. Builders like Andrew Toth. https://opensats.org/blog/andrew-toth-receives-lts-grant
OpenSats' nostr fund was created to support protocol development, developer tooling, relays, and a wide range of clients. In our first #nostr impact report we highlight 7 of these clients:
Our gratitude goes to all of our donors—big and small—who make these grants possible, and to the developers pushing the nostr open‑source ecosystem forward. https://opensats.org/blog/thirteenth-wave-of-nostr-grants
11/5/2025, 1 engagement
Eat well. ✅ Support open source. ✅
Every bitcoin meal Steak 'n Shake sells supports the open source contributors who make this movement possible.
Let us proceed together apace. Onward. 🫡
10/31/2025, 1 engagement
Advancements in Bitcoin and Lightning Wallets. An OpenSats impact report. https://opensats.org/blog/advancements-in-bitcoin-and-lightning-wallets
Announcing our 14th Wave of grants from the General Fund:
10/3/2025, 1 engagement
"The shape of society in the next century may depend on which approach predominates." —David Chaum
9/26/2025, 2 engagements
New wave of grants supporting eight open-source projects that close privacy gaps, streamline self-custody, and help fortify Bitcoin's technical core.
8/11/2025, 1 engagement
Reliable developer libraries form the foundation for secure and resilient bitcoin software. An OpenSats impact report:
https://opensats.org/blog/advancements-in-developer-libraries
8/4/2025, 1 engagement
300 grants given. 30 billion sats sent. Onward 🫡
12th wave. 12 new grants.
$10MM allocated to nostr projects. More to come. 🫡 https://opensats.org/blog/twelfth-wave-of-nostr-grants
7/1/2025, 5 engagements
OpenSats supports education initiatives that lower barriers to entry, build contributor skills, and strengthen the open-source Bitcoin ecosystem. https://opensats.org/blog/advancements-in-developer-training
More long-term support. More other stuff.
6/6/2025, 1 engagement
BitShoka, GSR, open-source mining, Payjoin, Mostro, P2Pool v2. Onward 🫡
Fast, reliable, scalable, and interoperable. That's Lightning today, and it's bound to get better still. An OpenSats impact report.
https://opensats.org/blog/advancements-in-lightning-infrastructure
New wave of nostr grants: Swae, HAMSTR, Vertex, Nostr Double Ratchet, and Nostr Game Engine. More to come.
4/16/2025, 4 engagements
Whether training the next generation of developers or expanding a grassroots curriculum, each project in this wave aims to empower individuals and communities with the tools and understanding to participate in the growing Bitcoin ecosystem.
Chachi, Zapstore, HyperNote, nostr Epoxy, futr, npub-cash, Notedeck. More to come.
3/27/2025, 3 engagements
Sustainable scaling requires local, targeted, and specialized support. No single organization can or should fund everything.
3/15/2025, 1 engagement
New wave of grants for Bitcoin Safe, Stable Channels, Waye, Floresta, Krux, and Krux-Installer.
Reporting from the frontlines of Payjoin, Coinswap, and Silent Payments. An OpenSats impact report: https://opensats.org/blog/developing-advancements-in-onchain-privacy
Incredibly grateful for
's trust and support. https://opensats.org/blog/additional-ops-budget-from-hrf
9th wave of bitcoin grants: Kibo, El Tor, Nutstash, rust-bitcoin 🌊
1/29/2025, 1 engagement
OpenSats remains dedicated to fostering a vibrant and resilient Bitcoin ecosystem. These grants build on our existing support for Bitcoin Core's development, including stable, long-term funding for experienced contributors.
Grateful for every donor, grantee, open-source developer, freedom fighter, self-sovereign user, inquisitive reader, and all of you. Our year in review:
AlgoRelay, Pokey, Safebox, Persian NIPs, LumiLumi. More to come 🫡
12/16/2024, 1 engagement
In addition to the grants we have announced in the past, we are renewing our commitment to 9 exceptional projects advancing the Bitcoin ecosystem on various fronts.
https://opensats.org/blog/renewing-our-commitment-to-bitcoin
Neutral protocol or bust. Doubling down.
11/20/2024, 1 engagement
We are thrilled to announce our third wave of education grants, dedicated to advancing Bitcoin literacy and education across the globe.
11/18/2024, 1 engagement
We are pleased to announce long-term support for
for his continued contributions to the Bitcoin ecosystem. You keep building, we keep supporting 🫡
11/13/2024, 1 engagement
Formstr, Groups, Coop, Nostrability, and NIP-44. More to come.
Citadel-Tech, Lampo, Cashu Nutshell, and PickhardtPayments Plugins for Core Lightning. Onward!
10/25/2024, 1 engagement
Keep shipping the good stuff,
🔸
"The euphoria I get from contributing to something as important as I believe Lightning is, is incredible⸻I'd trade all those lost savings and sleepless nights for it all over again." —
Bitcoin Jungle, Bitcoin Indonesia, Deciphering Bitcoin, BOBSpaces Residency, Statsie's Pocket Guides, and Africa Free Routing. Announcing our latest wave of education-focused grants: https://opensats.org/blog/second-wave-of-education-grants
"Against a backdrop of increasing dystopia, control, censorship, surveillance, conflict and oppression, Bitcoin is fundamental. It needs continued vigilance, review, maintenance, and improved decentralization, robustness, privacy and user experience." —Jon Atack
7th wave. 8 more projects. Free and open-source.
https://opensats.org/blog/bitcoin-grants-september-2024-7th-wave
The grants will continue until morale improves. Nostr Arduino, White Noise, futr, Notedeck, Keystache. More to come.
OpenSats is proud to provide long-term support for Jason Donenfeld, a pivotal figure in developing essential cryptographic and networking tools.
"Never in my life has something so important fallen into my lap, and I feel responsible to the future of humanity to get this right." —
Keep up the great work,
"We believe everyone should be able to explore the internet with privacy. [...] We advance human rights and defend your privacy online through free software and open networks." —
"After thinking and acting right on a personal basis, investing in freedom technology is the only way we have to change the world for better" —
Keep pushing the boundaries,
🙌
In keeping with our commitment to supporting the Bitcoin ecosystem, OpenSats is pleased to announce a new round of grants focused on Bitcoin Core development.
"Every profitable bitcoin business should support the open source contributors that make this movement possible. We are incredibly grateful for Build Asset Management choosing to lead by example with a long term commitment to the OpenSats General Fund." —
https://opensats.org/blog/donation-commitment-from-build-asset-management
More grants. More projects. More options. More freedom. 🌊 💜
"Nostr is the simplest open protocol that is able to create a censorship-resistant global 'social' network once and for all." —
Yes, we already announced a wave of grants in July. Yes, this is another one. There's no stopping this nutty train! 🌊🥜⚡
Thank you for your ongoing contributions,
. Happy to support you for the long term 🫡