PolicyEngine
PolicyEngine is a free, open-source platform for computing the impact of public policy.
Contribute
Become a financial contributor.
Financial Contributions
Top financial contributors
Organizations
$1,671,610.45 USD since Dec 2023
$25,000 USD since Sep 2024
$10,000 USD since Jul 2026
$6,000 USD since Jul 2026
$3,800 USD since Jul 2026
$3,000 USD since Jul 2026
$500 USD since Jul 2026
$279.32 USD since Jul 2026
$153.82 USD since Jul 2026
Individuals
$1,500 USD since Feb 2025
$1,000 USD since Apr 2024
$100 USD since Feb 2026
$50 USD since Dec 2023
$45 USD since Dec 2024
$40 USD since Oct 2025
PolicyEngine is all of us
Our contributors 16
Thank you for supporting PolicyEngine.
Nikhil Woodruff
$50 USD
Max Ghenis
PSL Foundation
$1,671,610 USD
Corvus Oaks F...
$25,000 USD
PSL Foundation
$10,000 USD
PSL Foundation
$6,000 USD
PSL Foundation
$3,800 USD
PSL Foundation
$3,000 USD
Rob Kearney
$1,500 USD
Marcy
$1,000 USD
PSL Foundation
$500 USD
PSL Foundation
$279 USD
Budget
Transparent and open finances.
codex
claude code
$32,320.86 USD
$1,616,927.76 USD
$1,584,606.90 USD
$611,615.48 USD
Connect
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News from PolicyEngine
Updates on our activities and progress.
Launching enhanced US microdata and reports from PolicyEngine and Niskanen Center
Conversations
Let’s get the discussion going! This is a space for the community to converse, ask questions, say thank you, and get things done together.
Pre-OpenCollective accounting
Published on April 3, 2024 by Max Ghenis
We're excited to open up our books on OpenCollective! If you're looking for our prior contributions and expenses, see...
About
Our team
Nikhil Woodruff
Max Ghenis