Signal K

Open & free marine data formats, APIs and software

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$5 USD / month

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+ 25
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+ 94

Top financial contributors

1
Matthijs Victron

$5,150 USD since Jan 2022

2
Zach Hoeken

$3,600 USD since May 2023

3
Fabian Tollenaar

$2,250 USD since Sep 2022

4
Saillogger

$1,680 USD since Dec 2021

5
Kees Verruijt

$1,300 USD since May 2025

6
MIke Harrington

$570 USD since Sep 2022

7
Steve Mitchell

$510 USD since Jul 2022

8
Lee Prevost

$500 USD since Nov 2022

9
10
Olivier Hendrikx

$460 USD since Dec 2021

11
Mo

$375 USD since Mar 2025

12
Chris

$370 USD since Apr 2023

13
Stefanie

$340 USD since Dec 2021

14
Brad

$310 USD since Nov 2022

15
Henri Bergius

$265 USD since Dec 2021

16
Guest

$265 USD since Dec 2021

17
Adaptive Equipment

$250 USD since Apr 2026

18
Steven M Lurcott

$225 USD since Aug 2022

19
Bram de Vries

$220 USD since Sep 2022

20
Fritz-Jochen Weber

$210 USD since Aug 2024

Signal K is all of us

Our contributors 102

Thank you for supporting Signal K.

AdrianP

Admin

Matthijs Victron

$5,150 USD

Zach Hoeken

sponsor

$3,600 USD

Saillogger

sponsor

$1,680 USD

Kees Verruijt

sponsor

$1,300 USD

Lee Prevost

$500 USD

Budget


Transparent and open finances.

Credit from Steven Ring to Signal K

+$5.00USD
Completed
Contribution #796895

Credit from Garnet Graham to Signal K

+$5.00USD
Completed
Contribution #752071
+$5.00USD
Completed
Contribution #774268
$
Today’s balance

$16,578.68 USD

Total raised

$20,433.21 USD

Total disbursed

$3,854.53 USD

Estimated annual budget

$6,601.00 USD

Connect


Let’s get the ball rolling!

News from Signal K

Updates on our activities and progress.

Main sponsor: Victron Energy

Maybe you've already spotted that our Open Collective received a substantial bump when Matthijs Vader of...
Read more
Published on January 25, 2022 by Teppo Kurki

About


Signal K is all about creating open and interoperable marine data systems. We have created an open specification for representing marine related data, APIs and interfacing to use the data and free software that you can download and use. See https://signalk.org/ and https://github.com/signalk for more details on what Signal K is and does as well as links to our community.

Your financial contribution here in Open Collective is highly appreciated! They are donations and per Open Collective policy No goods or services are expected in return. Any requests for refunds for those purposes will be rejected.

Our team