Polar Has a Free API — Open-Source Monetization for Developers

What if monetizing your open-source project was as simple as a few API calls — subscriptions, purchases, and license keys? Polar is a monetization platform for developers and open-source maintainers. Subscriptions + one-time purchases for code products License key generation and validation via API Usage-based billing — charge per API call GitHub integration + checkout embeds Low fees — 5% + Stripe processing A CLI tool maintainer earns $800/month from Pro licenses — set up in one afternoon. Visit polar.sh — developer-focused, works with GitHub. Need custom data pipelines or scraping solutions? Check out my Apify actors or email me at spinov001@gmail.com for custom solutions.