The USACO Guide is run by the Competitive Programming Initiative, a registered 501(c)(3) nonprofit organization. We depend heavily on the support of many different companies to provide our services for free, and are immensely grateful to the following companies for generously providing discounted or free services:
- Vercel, free hosting & continuous deployment
- Algolia, free search functionality
- DigitalOcean, hosting credits
- Chromatic for providing the visual testing platform that helps us review UI changes and catch visual regressions
- Google for Nonprofits
- G Suite Nonprofit Plan
- Google Ad Grant
- Microsoft for Nonprofits
- Github for Nonprofits
- Canva for Nonprofits
- Sentry, error reporting
- BrowserStack, browser testing
- Hotjar, website heatmaps & behavioral analytics
- slido, Q&A and polling platform