OpenSats 1 week ago

Heartbeat now supports GitLab and plain git repos. Click the heartbeat icon on any project page to see the latest development activity. Example:

OpenSats

WireGuard - funded by OpenSats

A lean VPN protocol and software suite for secure networking across servers, phones, and desktops.

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 1 week ago

OpenSats has supported many projects for multiple years. Most projects accept donations directly, and we encourage everyone to support them whenever possible.

OpenSats

Project Showcase - OpenSats

A showcase of free and open-source Bitcoin and Nostr projects supported by OpenSats.

OpenSats 2 weeks ago

Meet @Cody, the main cat behind Jumble.

OpenSats

Cody Tseng Is Building a Social App That Follows Your Heart, Not an Algorithm

Cody Tseng is the OpenSats grantee behind Jumble, a Nostr client for the open social web.

OpenSats 2 weeks ago

Lots of building blocks, lots of progress. A closer look at some of the nostr libraries our grantees have been working on.

OpenSats

The Libraries Behind Open Communication

An impact report from the front-lines of nostr developer libraries.

OpenSats 3 weeks 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 month 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 1 month 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 1 month 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 1 month 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 2 months 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 2 months 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 3 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 3 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 4 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 4 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 4 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 5 months ago

Grateful to @npub17xvf...c9as 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.