sponsorflare is a Cloudflare Workers-based sponsorship and usage-billing layer developed by Jan_Wilmake in January 2025. It enables developers to monetise their open-source tools and APIs by combining GitHub Sponsors with usage-based billing, deployed at the edge without a traditional backend.
The core thesis: the standard path for monetising developer tools (Stripe + database + auth server) is heavyweight and discourages adoption. sponsorflare wraps the GitHub Sponsors flow with Cloudflare's infrastructure to create a lightweight, edge-native billing layer that any developer can drop in front of their Worker or API.
A sponsorflare-protected endpoint checks for a valid GitHub Sponsor token before serving responses. Users who haven't sponsored are prompted to do so; sponsors get access proportional to their tier.
sponsorflare was integrated as the primary monetisation layer for uithub starting in November 2024, when Wilmake added a billing mechanism that charged API consumers based on usage. The cloudflare-sponsorware repository on GitHub attracted attention from other founders in the agent-payments space.
github.com/janwilmake/cloudflare-sponsorware