OpenSats 3 days ago

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:

OpenSats

Made in Africa: Kurt and the Open-Source Bitcoin Miner That Anyone Can Make

Meet Kurt Unger, the OpenSats grantee who's building Bitcoin mining hardware that's understandable, repairable, and open.

OpenSats 1 week ago

New wave of nostr grants: 44Billion, NosCall, Routstr, Wisp, and Zapstore.

OpenSats

Seventeenth Wave of Nostr Grants

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

OpenSats 0 months ago

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

OpenSats

Sats Well Spent — 2026-Q1: Cypherpunks Write Code

A quarterly look at the free and open-source projects OpenSats supports, the builders behind them, and the impact your donations make possible.

OpenSats 0 months ago

Announcing heartbeat:

OpenSats

heartbeat · live bitcoin & nostr open-source activity feed

Live feed of commits, pull requests, issues, and releases across the open-source bitcoin and nostr projects funded by OpenSats.

OpenSats 0 months ago

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

Call for Applications

OpenSats is seeking grant proposals that advance base layer privacy.

OpenSats 1 month ago

OpenSats remains committed to funding builders who keep Bitcoin's hardware infrastructure open, auditable, and accessible.

OpenSats

Open Hardware for Open Money

An impact report from the front-lines of bitcoin hardware development.

OpenSats 1 month ago

New wave of nostr grants: Amethyst Desktop, Nostr Mail, Nostrord, and Nurunuru. Onward 🫡

OpenSats

Sixteenth Wave of Nostr Grants

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

OpenSats 1 month ago

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:

OpenSats

Seventeenth Wave of Bitcoin Grants

OpenSats is funding nine more open-source projects advancing the Bitcoin ecosystem.

OpenSats 2 months ago

Back in 2020, @fiatjaf 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.

OpenSats

Advancements in Nostr Relays

An impact report from the front-lines of nostr relay development.

OpenSats 2 months ago

Contributing to Bitcoin is demanding and often underappreciated work, and we are grateful to everyone who dedicates their time and skill to it.

OpenSats

5 Grants to Strengthen Bitcoin Development

A new round of grants supporting Bitcoin Core contributors, from build system modernization to P2P privacy research.

OpenSats 2 months ago

Incredibly grateful to be on the receiving end of this recurring donation. Thank you, Bitwise.

OpenSats

OpenSats Receives Donation from Bitwise Bitcoin ETF

OpenSats receives a recurring donation from Bitwise for open-source Bitcoin development.

OpenSats 3 months ago

New wave of grants coming from The Nostr Fund supporting @ContextVM, Nostube by @florian, and @TollGate.

OpenSats

Fifteenth Wave of Nostr Grants

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

OpenSats 3 months ago

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:

Bitcoiner Jobs

Bitcoiner Jobs | The Bitcoin Job Board

Bitcoiner Jobs is the leading career site helping to build the emerging Bitcoin industry and the careers of Bitcoiners within it.

OpenSats 3 months ago

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.

OpenSats

Sixteenth Wave of Bitcoin Grants

OpenSats is funding 17 more open-source projects advancing the Bitcoin ecosystem.

OpenSats 4 months ago

Sending $1M/mo to hundreds of grantees across 40+ countries. Our year in review:

OpenSats 4 months ago

Grateful to @HRF for their continued trust and support.

OpenSats

OpenSats Receives Funding from the Human Rights Foundation

OpenSats secures a $116,000 grant from HRF’s Bitcoin Development Fund for our Operations Budget.

OpenSats 4 months ago

Announcing long-term support for Brad Stachurski

OpenSats

Long-Term Support For Brad Stachurski

OpenSats welcomes Brad Stachurski as an LTS grantee

OpenSats 5 months ago

New wave of grants: a mix of protocol research, infrastructure maintenance, privacy-preserving wallets, and mining decentralization.

OpenSats

Fifteenth Wave of Bitcoin Grants

OpenSats is funding thirteen more open-source projects advancing the Bitcoin ecosystem.

OpenSats 5 months ago

The year is almost done, but we are not. 14th wave of nostr grants: YakiHonne, Quartz, Nostr Feedz, and some renewals.

OpenSats

Fourteenth Wave of Nostr Grants

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

OpenSats 5 months ago

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.

OpenSats

Long-Term Support For Andrew Toth

OpenSats welcomes Andrew Toth as an LTS grantee.