OpenSats

open source dev funding powered by sats - 100% pass through with no management fees - 501(c)(3) approved - bitcoin for a better world! ⚡

Public Key

npub10pensatlcfwktnvjjw2dtem38n6rvw8g6fv73h84cuacxn4c28eqyfn34f

NIP-05 Address

[email protected]

Profile Code

nprofile1qqs8suecw4luyht9ekff89x4uacneapk8r5dyk0gmn6uwwurf6u9ruspzemhxue69uhkzarvv9ejumn0wd68ytnvv9hxgqg4waehxw309ajkgetw9ehx7um5wghxcctwvsq3gamnwvaz7tmwdaehgu3wdau8gu3wv3jhvqg5waehxw309aex2mrp0yhxummnw3ezucn8qy8hwumn8ghj7mn09eehgu3wvdeqzxrhwden5te0wfjkccte9eekummjwsh8xmmrd9skcskaugr

Publishing to

Author Public Key

npub10pensatlcfwktnvjjw2dtem38n6rvw8g6fv73h84cuacxn4c28eqyfn34f

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Last Notes

2026-09-07 13:59:25 CEST

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

2026-08-09 17:26:16 CEST

Our node is back up and donations via Lightning are enabled again. Inbound liquidity appreciated while we bootstrap. https://opensats.org/funds/red

2026-08-08 15:21:18 CEST

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

2026-08-06 15:51:50 CEST

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

2026-08-02 22:42:31 CEST

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.

2026-07-30 22:19:11 CEST

"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:
https://opensats.org/newsletter/2026-Q2

2026-07-27 17:45:35 CEST

"The biggest secret is just long hours, attention to detail, and hard work." — @nprofile…hl9c
https://opensats.org/blog/developer-spotlight-barry-deen

2026-07-01 18:50:06 CEST

The last Pathshalas closed in the 1960s. @nprofile…7nfn wanted to do the same thing for bitcoin. Bitcoin pathshala. Bitshala.
https://opensats.org/blog/developer-spotlight-rajarshi-maitra

2026-06-30 14:10:38 CEST

"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." — @nprofile…umhn
https://opensats.org/blog/developer-spotlight-egge-coco

2026-06-29 13:39:49 CEST

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

2026-06-26 17:12:14 CEST

40 billion sats. 400+ grantees. 40+ countries. https://opensats.org/map

2026-06-12 16:14:14 CEST

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

2026-06-10 08:59:44 CEST

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

2026-06-02 17:27:14 CEST

Meet @nprofile…qlu4, the main cat behind Jumble. https://opensats.org/blog/developer-spotlight-codytseng-jumblesocial

2026-06-01 12:10:47 CEST

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

2026-05-25 09:22:29 CEST

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

2026-05-20 11:34:20 CEST

New wave of nostr grants: 44Billion, NosCall, Routstr, Wisp, and Zapstore.
https://opensats.org/blog/seventeenth-wave-of-nostr-grants

2026-04-30 16:16:54 CEST

We just published the first issue of "Sats Well Spent" - a quarterly newsletter from OpenSats. You can read it in full here:
https://opensats.org/newsletter/2026-Q1

2026-04-30 16:00:03 CEST

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This is v0.1 - it doesn't pull from all source yet. We hope to support nostr-native repositories (ngit, grasp) as well as self-hosted solutions like GitLab and Gitea soon.
If there's any issues or you have feature requests please let us know!
https://github.com/OpenSats/heartbeat

2026-04-30 15:56:14 CEST

Announcing heartbeat: https://heartbeat.opensats.org/

2026-04-29 21:13:23 CEST

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.
https://opensats.org/blog/call-for-applications-spring-2026

2026-04-21 16:15:17 CEST

OpenSats remains committed to funding builders who keep Bitcoin's hardware infrastructure open, auditable, and accessible.
https://opensats.org/blog/open-hardware-for-open-money

2026-04-08 09:00:08 CEST

New wave of nostr grants: Amethyst Desktop, Nostr Mail, Nostrord, and Nurunuru. Onward 🫡 https://opensats.org/blog/sixteenth-wave-of-nostr-grants

2026-03-31 14:10:55 CEST

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

2026-03-26 11:30:56 CET

Back in 2020, @nprofile…n5fw 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

2026-03-11 22:49:25 CET

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

2026-03-10 12:13:43 CET

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

2026-02-17 13:02:37 CET

New wave of grants coming from The Nostr Fund supporting @nprofile…s2lp, Nostube by @nprofile…lkwj, and @nprofile…2l34.
https://opensats.org/blog/fifteenth-wave-of-nostr-grants

2026-02-04 21:51:30 CET

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

2026-02-04 16:52:46 CET

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.
https://opensats.org/blog/sixteenth-wave-of-bitcoin-grants

2026-01-28 17:22:41 CET

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Read the full report on our blog: OpenSats' 2025 Year in Review
https://opensats.org/blog/2025-year-in-review

2026-01-28 17:22:03 CET

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

2026-01-20 09:31:21 CET

Grateful to @nprofile…rzcm for their continued trust and support. https://opensats.org/blog/opensats-receives-funding-from-the-human-rights-foundation

2025-12-31 16:40:39 CET

Announcing long-term support for Brad Stachurski https://opensats.org/blog/brad-stachurski-receives-lts

2025-12-27 08:47:40 CET

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

2025-12-21 20:58:51 CET

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

2025-12-03 12:29:25 CET

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

2025-12-01 12:23:46 CET

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:
https://opensats.org/blog/advancements-in-nostr-clients

2025-11-05 22:50:04 CET

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

2025-10-31 19:13:29 CET

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. 🫡
https://image.nostr.build/88be3cd2e8259cce3c86b0b2a6ab8a5684aa7b1526a7c0bf643aee1b516f0f36.jpg

2025-10-27 14:04:45 CET

Advancements in Bitcoin and Lightning Wallets. An OpenSats impact report. https://opensats.org/blog/advancements-in-bitcoin-and-lightning-wallets

2025-10-03 15:35:13 CEST

Announcing our 14th Wave of grants from the General Fund:
https://opensats.org/blog/fourteenth-wave-of-bitcoin-grants

2025-09-26 15:50:44 CEST

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h/t @nprofile…h36r @nprofile…l2pr @nprofile…umhn @nprofile…er2r @nprofile…22jg @nprofile…dsy7 @nprofile…5cre et al.

2025-09-26 15:40:38 CEST

"The shape of society in the next century may depend on which approach predominates." —David Chaum
https://opensats.org/blog/advancements-in-ecash

2025-08-11 22:11:18 CEST

New wave of grants supporting eight open-source projects that close privacy gaps, streamline self-custody, and help fortify Bitcoin's technical core.
https://opensats.org/blog/thirteenth-wave-of-bitcoin-grants

2025-08-04 11:24:59 CEST

Reliable developer libraries form the foundation for secure and resilient bitcoin software. An OpenSats impact report:
https://opensats.org/blog/advancements-in-developer-libraries

2025-07-09 15:42:35 CEST

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Source: https://opensats.org/transparency

2025-07-09 15:41:39 CEST

300 grants given. 30 billion sats sent. Onward 🫡
https://blossom.primal.net/3f916257075b8172177e7e5beee3823784043766a7c48db7f84a11ff3f2d1fd1.png

2025-07-08 18:06:00 CEST

12th wave. 12 new grants.
https://opensats.org/blog/twelfth-wave-of-bitcoin-grants

2025-07-01 18:17:28 CEST

$10MM allocated to nostr projects. More to come. 🫡 https://opensats.org/blog/twelfth-wave-of-nostr-grants

2025-06-21 21:40:40 CEST

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

2025-06-06 17:10:00 CEST

More long-term support. More other stuff.
https://opensats.org/blog/snowcait-receives-lts-grant

2025-05-14 18:56:57 CEST

BitShoka, GSR, open-source mining, Payjoin, Mostro, P2Pool v2. Onward 🫡
https://opensats.org/blog/elevent-wave-of-bitcoin-grants

2025-04-17 13:54:56 CEST

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

2025-04-16 15:05:37 CEST

New wave of nostr grants: Swae, HAMSTR, Vertex, Nostr Double Ratchet, and Nostr Game Engine. More to come.
https://opensats.org/blog/eleventh-wave-of-nostr-grants

2025-04-07 15:38:48 CEST

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.
https://opensats.org/blog/fourth-wave-of-education-grants

2025-03-27 13:05:55 CET

Chachi, Zapstore, HyperNote, nostr Epoxy, futr, npub-cash, Notedeck. More to come.
https://opensats.org/blog/10th-wave-of-nostr-grants

2025-03-15 16:00:12 CET

Sustainable scaling requires local, targeted, and specialized support. No single organization can or should fund everything.
https://opensats.org/blog/let-a-thousand-flowers-bloom

2025-03-14 22:13:23 CET

New wave of grants for Bitcoin Safe, Stable Channels, Waye, Floresta, Krux, and Krux-Installer.
https://opensats.org/blog/tenth-wave-of-bitcoin-grants

2025-02-28 18:46:41 CET

Reporting from the frontlines of Payjoin, Coinswap, and Silent Payments. An OpenSats impact report: https://opensats.org/blog/developing-advancements-in-onchain-privacy

2025-02-18 12:48:48 CET

Incredibly grateful for @nprofile…rzcm 's trust and support. https://opensats.org/blog/additional-ops-budget-from-hrf

2025-01-29 19:40:42 CET

9th wave of bitcoin grants: Kibo, El Tor, Nutstash, rust-bitcoin 🌊
https://opensats.org/blog/ninth-wave-of-bitcoin-grants

2025-01-20 15:59:11 CET

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.
https://opensats.org/blog/more-for-core

2024-12-30 15:59:18 CET

Grateful for every donor, grantee, open-source developer, freedom fighter, self-sovereign user, inquisitive reader, and all of you. Our year in review:
https://opensats.org/blog/2024-year-in-review

2024-12-16 13:57:55 CET

AlgoRelay, Pokey, Safebox, Persian NIPs, LumiLumi.
More to come 🫡
https://opensats.org/blog/9th-wave-of-nostr-grants

2024-12-08 23:22:48 CET

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

2024-11-20 21:51:56 CET

Neutral protocol or bust. Doubling down.
https://opensats.org/blog/doubling-down-on-nostr

2024-11-18 12:44:20 CET

We are thrilled to announce our third wave of education grants, dedicated to advancing Bitcoin literacy and education across the globe.
https://opensats.org/blog/3rd-wave-of-education-grants

2024-11-13 12:24:41 CET

We are pleased to announce long-term support for @npub1zsw…gc6x for his continued contributions to the Bitcoin ecosystem. You keep building, we keep supporting 🫡
https://opensats.org/blog/m1sterc001guy-receives-lts-grant

2024-11-04 15:01:27 CET

Formstr, Groups, Coop, Nostrability, and NIP-44. More to come.
https://opensats.org/blog/8th-wave-nostr-grants

2024-10-26 01:33:41 CEST

Citadel-Tech, Lampo, Cashu Nutshell, and PickhardtPayments Plugins for Core Lightning. Onward!
https://opensats.org/blog/8th-wave-of-bitcoin-grants

2024-10-16 00:06:58 CEST

Keep shipping the good stuff, @npub1w4u…0jr5 🔸
https://opensats.org/blog/greenart7c3-receives-lts-grant

2024-10-02 22:45:54 CEST

"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."
— @npub1fuk…mzly
https://opensats.org/blog/dusty-daemon-receives-lts-grant

2024-09-27 22:40:21 CEST

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

2024-09-26 15:34:24 CEST

"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
https://opensats.org/blog/jon-atack-receives-lts-grant

2024-09-24 16:46:29 CEST

7th wave.
8 more projects.
Free and open-source.
https://opensats.org/blog/bitcoin-grants-september-2024-7th-wave

2024-09-19 20:04:39 CEST

The grants will continue until morale improves. Nostr Arduino, White Noise, futr, Notedeck, Keystache. More to come.
https://opensats.org/blog/7th-wave-of-nostr-grants

2024-09-12 18:52:28 CEST

OpenSats is proud to provide long-term support for Jason Donenfeld, a pivotal figure in developing essential cryptographic and networking tools.
https://opensats.org/blog/jason-donenfeld-lts-grant

2024-09-11 19:10:55 CEST

"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."
— @npub1acg…p35c
https://opensats.org/blog/mike-dilger-receives-lts-grant

2024-08-29 21:31:27 CEST

Keep up the great work, @nprofile…ag5n! https://opensats.org/blog/alex-gleason-receives-lts-grant

2024-08-28 23:56:46 CEST

"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."
— @npub1y8a…5cy0
https://opensats.org/blog/tor-receives-support-grant

2024-08-27 13:24:54 CEST

"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" — @npub1000…vwqk
https://opensats.org/blog/daniele-receives-lts-grant

2024-08-20 00:59:02 CEST

Keep pushing the boundaries, @npub1gcx…nj5z 🙌
https://opensats.org/blog/vitor-pamplona-receives-lts-grant

2024-08-15 00:05:09 CEST

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.
https://opensats.org/blog/caring-for-bitcoin-core

2024-08-08 15:04:44 CEST

"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." — @npub1qny…95gx
https://opensats.org/blog/donation-commitment-from-build-asset-management

2024-08-07 23:54:59 CEST

More grants. More projects. More options. More freedom.
🌊 💜
https://opensats.org/blog/nostr-grants-august-2024

2024-08-06 23:48:13 CEST

Keep up the great work, @npub1v0l…qj49 🙌
https://opensats.org/blog/kieran-receives-lts-grant

2024-07-23 15:33:21 CEST

"Nostr is the simplest open protocol that is able to create a censorship-resistant global 'social' network once and for all."
— @npub180c…h6w6
https://opensats.org/blog/fiatjaf-receives-lts-grant

2024-07-22 22:33:12 CEST

Yes, we already announced a wave of grants in July. Yes, this is another one. There's no stopping this nutty train! 🌊🥜⚡
https://opensats.org/blog/bitcoin-grants-july-2024-6th-wave

2024-07-19 18:19:45 CEST

Thank you for your ongoing contributions, @npub1jlr…ynqn. Happy to support you for the long term 🫡
https://opensats.org/blog/hodlbod-receives-lts-grant

2024-07-15 17:27:02 CEST

Including these eleven projects, we have now issued a total of 57 grants to various nostr projects, plus five long-term support grants for @npub1l2v…ajft, @npub1lun…27lj, @npub1ye5…knpr, @npub1xts…kk5s, and @npub1drv…seet. More to come soon. 👀
https://opensats.org/blog/nostr-grants-july-2024

2024-07-06 00:04:14 CEST

We believe that high-quality educational resources should be available to anyone interested in learning about Bitcoin. Free and open, as it should be.
https://opensats.org/blog/announcing-the-opensats-education-initiative

2024-07-04 17:32:43 CEST

We fund those who build the freedom rails. Thank you for your work @npub1drv…seet - we're proud to support you for the long term.
https://opensats.org/blog/yuki-receives-lts-grant

2024-07-02 10:45:22 CEST

10 more grants. 10 more FOSS projects. Much more to come. Thank you for your tireless work & support 🫡
https://opensats.org/blog/bitcoin-grants-july-2024

2024-06-22 14:52:58 CEST

@npub1xts…kk5s is a beast and we're proud to support him for the long term. Godspeed, Will! ⚡
https://opensats.org/blog/jb55-receives-lts-grant

2024-06-21 12:19:44 CEST

More long-term support. More utility. More privacy. More freedom tech. We're proud to support @npub12rv…85vg for the long term.
https://opensats.org/blog/cashu-calle-receives-lts-grant

2024-05-10 15:33:09 CEST

Freedom tech is getting prettier and more seamless by the day, thanks to the tireless work of countless developers and designers. Need assistance? #nostrdesign is here to help.
https://opensats.org/blog/nostr-design-highlights-may

2024-05-04 09:14:59 CEST

Onward. https://opensats.org/blog/opensats-receives-additional-funding-of-dollar21m-from-startsmall

2024-05-02 11:22:48 CEST

We are here to support devs for the long term so they may gain the stability and peace of mind required to build the freedom tools of the future.
https://opensats.org/blog/shashwat-vangani-receives-lts-grant

2024-04-22 23:17:39 CEST

The Reynolds Foundation is supporting OpenSats with a generous $1M donation, noting that they "warmly invite fellow philanthropists to join [them] in supporting this groundbreaking endeavor"
https://opensats.org/blog/opensats-receives-one-million-from-reynolds-foundation