Open Sats Initiative Inc logo

Long-Term Support (LTS) Program

Open Sats Initiative Inc

Foundation

Funding Amount

Not stated

Deadline

Deadline not published

Grant Type

Foundation

Deadline history & next window

Cycle
Rolling — applications accepted year-round
Tracked since
April 2026

From the program guidelines: “Applications are accepted on a rolling basis.”

Overview

OpenSats provides sustainable, ongoing funding for builders and maintainers of critical open-source infrastructure within the Bitcoin and nostr ecosystems.

Focus Areas:

  • Bitcoin Core development and maintenance
  • Nostr ecosystem infrastructure and applications
  • Projects requiring sustained support beyond one-time grants

Geographic Scope: International

Eligibility: Open-source developers and projects with demonstrated contributions to Bitcoin or nostr ecosystems

Funding Sources: Made possible by donations to the General Fund and Nostr Fund

Background: The LTS program recognizes the importance of sustained funding for critical infrastructure maintainers. Notable recipients include:

  • 0xB10C (Bitcoin network monitoring tools)
  • Andrew Toth (Bitcoin Core performance and privacy)
  • Alex Gleason (Nostr ecosystem projects)
  • René Pickhardt (Lightning Network research)
  • Jason Donenfeld (WireGuard and related projects)
  • Mike Dilger (Nostr client development)
  • m1sterc001guy (Bitcoin ecosystem projects)

How to Apply

Application Process

Applications are accepted on a rolling basis. Interested developers should:

  1. Visit opensats.org/apply
  2. Submit information about your project and contributions
  3. Demonstrate sustained contributions to open-source Bitcoin or nostr projects
  4. Describe how ongoing support would impact your work

Required Materials:

  • Project description and repository links
  • Demonstration of past contributions
  • Plan for how grant funds would be used
  • GitHub profile or equivalent portfolio

What Open Sats Initiative Inc actually gave

Source: IRS Form 990, 2024

Grants in 2024
21
Total given
$1.38M
Median grant
$50K
Range
$15K–$150K
  • By dollars: Texas 16%, Tennessee 16%, Florida 15%. Top recipient cities: Austin, TX; Nashville, TN; Sheridan, WY.
  • 0% of grants with a stated purpose were for general or operating support.

Example grants

  • Clams LLC · St Petersburg, FL

    Free and open source software development

    $150K

  • Bitcoin Dev Kit Foundation · Nashville, TN

    Free and open source software developmentfree and open source software development

    $150K

  • Coracle Social LLC · Troy, ID

    Free and open source software development

    $125K

  • Satoshi Nakamoto Institute · Austin, TX

    Free and open source software development

    $115K

  • Intrinsic Bitcoin LLC · Cary, NC

    Free and open source software development

    $100K

IRS Form 990, 2024. Amounts as reported by the funder. Full 990 history →

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