Developer builds offline app using OpenSpec and AI agents with spec-driven workflow

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A developer named Shyamala documented building a fully functional offline application from an empty repository using OpenSpec combined with AI agents. The approach centered on storing all decisions in specification files rather than chat histories, allowing the developer to pause work, switch between AI models, and maintain consistent control over the project. OpenSpec, a tool primarily designed for brownfield (existing) codebases, was applied here to a greenfield project built from scratch. The workflow proved effective in keeping the development process structured and reproducible across different AI tools. The developer also candidly noted areas where the approach fell short, offering a balanced view of the method's current limitations.

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