The Open Source Pledge logo

Member
Companies

Our members have
paid maintainers

$7,270,139

since launch

$3,698,830

in the past year

Sort by
NameDevs$/dev
The Posit logoPosit160$4,688
The Sentry logoSentry132$5,682
The Sanity logoSanity73$2,000
The CodeRabbit logoCodeRabbit50$12,000
The HeroDevs logoHeroDevs50$3,200
The Antithesis logoAntithesis38$2,895
The Mux logoMux37$2,101
The Zerodha logoZerodha33$9,796
The Railway logoRailway27$3,704
The Bolt logoBolt22$3,409
The SerpApi logoSerpApi21$2,857
The Astral logoAstral16$2,750
The GitBook logoGitBook15$2,270
The Prefect logoPrefect15$2,000
The VoidZero logoVoidZero14$3,454
The Pydantic Logfire logoPydantic Logfire14$2,193
The AG Grid logoAG Grid14$2,143
The Convex logoConvex11$5,455
The Speakeasy logoSpeakeasy10$4,228
The Scalar logoScalar10$2,123
The Platformatic logoPlatformatic8$2,000
The Private Packagist logoPrivate Packagist7$4,357
The Frontend Masters logoFrontend Masters5$10,000
The GitButler logoGitButler5$2,010
The Tideways logoTideways4$3,809
The vlt logovlt4$3,500
The CodeCrafters logoCodeCrafters3$4,000
The Val Town logoVal Town3$2,710
The Keygen logoKeygen2$4,771
The Synergy logoSynergy2$3,725
The ScreenshotOne logoScreenshotOne1$7,950
The HTTP Toolkit logoHTTP Toolkit1$7,820
The Buttondown logoButtondown1$5,000
The Foxley Talent logoFoxley Talent1$5,000
The nuqs logonuqs1$3,123
The Chief Tools logoChief Tools1$2,400
The SaaS Pegasus logoSaaS Pegasus1$2,000
The Posit logo

Posit

“We're deeply committed to sustaining open-source ecosystems by supporting projects and organizations that drive innovation. Joining the Open Source Pledge reinforces our dedication to the community.”
160 devs$4,688 / dev
The Sentry logo

Sentry
Innovator

“We've always given back to the community and now we're happy to help other companies do the same through the Open Source Pledge.”
132 devs$5,682 / dev
The Sanity logo

Sanity

“We're joining the Open Source Pledge because we believe in supporting the open source projects and maintainers that our platform is built on.”
73 devs$2,000 / dev
The CodeRabbit logo

CodeRabbit

“At CodeRabbit, we view our support for open source as a vital investment in its future.”
50 devs$12,000 / dev
The HeroDevs logo

HeroDevs
Innovator

“We believe it's essential to give back to the community that powers so much of our work.”
50 devs$3,200 / dev
The Antithesis logo

Antithesis
Innovator

“We rely heavily on the countless hours of work contributed by OSS maintainers worldwide.”
38 devs$2,895 / dev
The Mux logo

Mux

“Mux is video infrastructure for developers. Mux makes it easy to ship and scale video into anything from websites to platforms to AI workflows, and stewards Video.js, the web's most popular open source video player.”
37 devs$2,101 / dev
The Zerodha logo

Zerodha

“By joining the Open Source Pledge and sharing our journey, we hope to inspire other companies to take similar steps.”
33 devs$9,796 / dev
The Railway logo

Railway

“We're joining the Open Source Pledge to directly fund the Open Source projects our community deploys every day.”
27 devs$3,704 / dev
The Bolt logo

Bolt
Innovator

“We're happy to continue giving back to the Open Source community by joining the Open Source Pledge.”
22 devs$3,409 / dev
The SerpApi logo

SerpApi

“Hopefully, our joining the Pledge will raise awareness amongst other companies about the importance of giving back to Open Source projects.”
21 devs$2,857 / dev
The Astral logo

Astral
Innovator

“We're excited to establish a precedent for giving early and often.”
16 devs$2,750 / dev
The GitBook logo

GitBook

“GitBook is a modern documentation platform that empowers teams to create and publish API and product documentation.”
15 devs$2,270 / dev
The Prefect logo

Prefect
Innovator

“By supporting these projects, we're not just giving back—we're investing in the future of open source.”
15 devs$2,000 / dev
The VoidZero logo

VoidZero

“We rely on many important dependencies and we love to give back.”
14 devs$3,454 / dev
The Pydantic Logfire logo

Pydantic Logfire
Innovator

“For too long the open source ecosystem has been taken for granted. We're proud to be part of the movement to change that.”
14 devs$2,193 / dev
The AG Grid logo

AG Grid

“Since our foundation in 2016, we've always been strong supporters of the Open Source ecosystem.”
14 devs$2,143 / dev
The Convex logo

Convex

“It's time for beneficiary companies to do what they can to foster more sustainable stewardship of OSS projects.”
11 devs$5,455 / dev
The Speakeasy logo

Speakeasy
Innovator

“We've always supported the OSS projects that our platform is built on.”
10 devs$4,228 / dev
The Scalar logo

Scalar

“Thanks to all the maintainers and contributors whose software we are privileged to use and build with.”
10 devs$2,123 / dev
The Platformatic logo

Platformatic
Innovator

“Contributing to open source projects fosters a strong, collaborative community, benefiting everyone involved.”
8 devs$2,000 / dev
The Private Packagist logo

Private Packagist
Innovator

“As open-source maintainers ourselves we wish to do our part in helping the entire ecosystem of open-source software thrive.”
7 devs$4,357 / dev
The Frontend Masters logo

Frontend Masters
Innovator

“Many maintainers have considered quitting due to burnout. We want to shine a light on this threat to open source.”
5 devs$10,000 / dev
The GitButler logo

GitButler
Innovator

“We believe that it's important to do what we can to support maintainers and help make the Open Source community sustainable.”
5 devs$2,010 / dev
The Tideways logo

Tideways
Innovator

“We want to make a public commitment on our various open source contributions.”
4 devs$3,809 / dev
The vlt logo

vlt
Innovator

“We believe open source software is at the heart of modern businesses success.”
4 devs$3,500 / dev
The CodeCrafters logo

CodeCrafters

“CodeCrafters would not be anywhere without the generous work of all the maintainers and contributors to the various OSS we depend on.”
3 devs$4,000 / dev
The Val Town logo

Val Town
Innovator

“Thanks so much to all the maintainers we depend on! We are so grateful for your work.”
3 devs$2,710 / dev
The Keygen logo

Keygen
Innovator

“Being built on top of Open Source, we strive to give back to the community whenever possible with our own Open Source projects as well as our funds.”
2 devs$4,771 / dev
The Synergy logo

Synergy

“Synergy is the original keyboard and mouse sharing tool. We are joining the Open Source Pledge because it matches how we already work, and the Pledge gives us a public number to hold ourselves to.”
2 devs$3,725 / dev
The ScreenshotOne logo

ScreenshotOne

“We joined the Open Source Pledge to support Open Source maintainers and projects we value and want to see thrive.”
1 dev$7,950 / dev
The HTTP Toolkit logo

HTTP Toolkit
Innovator

“Like all modern software projects, we stand on the shoulders of a huge variety of other open-source components.”
1 dev$7,820 / dev
The Buttondown logo

Buttondown
Innovator

“We — and you, even if you don't know it — would be nowhere without open source software.”
1 dev$5,000 / dev
The Foxley Talent logo

Foxley Talent

“Our mission is to become THE go-to recruiter for all Python and Django Developer hiring within the regions we support giving back to the community whenever we can along the way.”
1 dev$5,000 / dev
The nuqs logo

nuqs

“We’re grateful to the Open Source community we’re lucky to be a part of.”
1 dev$3,123 / dev
The Chief Tools logo

Chief Tools
Innovator

“We're joining the Open Source Pledge because our business is built on and with open-source software.”
1 dev$2,400 / dev
The SaaS Pegasus logo

SaaS Pegasus

“SaaS Pegasus is built on top of a vast Open Source ecosystem. Adopting the Open Source Pledge felt like a good way to give back to the developers whose work has made Pegasus possible.”
1 dev$2,000 / dev
“Devs”: Average number of employed full-time equivalent developers (in latest report).
“$ / dev”: USD paid / average number of employed full-time equivalent developers (in latest report).

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