No. 10of 49 ·Nonprofit Fundraising Software

Houdini

Web · Linux · Self-hosted

Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Runs widely2 of 6 device platforms
DocumentedPlans, terms and facts published

Houdini is ranked #10 of 49 in nonprofit fundraising software on Freedom251. It runs on Linux, Self-hosted, Web. There is a free plan.

Houdini plans and pricing

All plans

Houdini Free Free and open source fundraising infrastructure github.com · 9 Oct 2026

Compared on nonprofit fundraising software

Donation forms: Yes
Recurring donations: Yes
Event fundraising: Yes
Campaign reporting: advanced
Payment processing: separate

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The record

Purpose: Houdini is free and open source fundraising infrastructure for nonprofits and NGOs.
Campaigns: It includes crowdfunding campaigns and fundraising events.
Donations: It includes a donate widget page and generator, plus simple donation management for donors.
Nonprofit dashboards: Nonprofits can manage payment history and payouts, recurring donations, metrics, supporter relationships in a CRM, and organizational user accounts.
Payments integration: The setup instructions require Stripe API keys to configure payments.
Deployment: Houdini can be run as a self-hosted Rails application, with production deployment instructions for a Linux server using SystemD and Nginx.
Linux support: The README lists Ubuntu 18.04, 20.04, 22.04, or equivalent as supported operating systems.
Technical requirements: The README lists Node.js 16, Yarn, PostgreSQL 12 (10 may work), Ruby 2.7, and Ubuntu or equivalent as prerequisites.
Development status: The README describes the latest version as pre-2.0 and in heavy development, and suggests using v1 instead.
Production resources: The production deployment guide says building JavaScript assets requires about 3 GB of free RAM and suggests a server with at least 4 GB RAM.
Security reporting: The security policy asks people to report vulnerabilities by email and says the project will respond as soon as possible.
Community support: The README points users to GitHub Discussions to join the project chat and get involved.
Price from: Free

Where it ranks on Freedom251

Best Nonprofit Fundraising Software in 2026#10 of 49
Best Nonprofit Crowdfunding Software in 2026#10 of 22

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Sources

github.com/houdiniproject/houdini· checked 9 Oct 2026
github.com/houdiniproject/houdini/blob/main/docs/p· checked 9 Oct 2026
github.com/houdiniproject/houdini/blob/main/SECURI· checked 9 Oct 2026