Solo dev builds API changelog watcher after two production outages from silent breaking changes

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A solo developer is building a tool called BreakWatch after discovering breaking API changes only when production errors occurred, with no prior email or warning. The tool monitors public changelogs for APIs like Stripe, OpenAI, Anthropic, and Shopify, fetching each page daily and diffing it against the previous snapshot. It classifies changes as breaking or informational and alerts users only when an existing integration is at risk, with results stored in a searchable timeline. The developer successfully tested the pipeline against ten major APIs, though challenges like PayPal's JavaScript-rendered pages and Stripe's 3.3 MB changelog required fixes. BreakWatch is not yet open for signups, with a waitlist live at breakwatch.dev while the creator actively seeks validation before investing in full product development.

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