What is SDD (and Why I Built It)
What SDD is, why I built it, and how it differs from spec-kit. The origin story behind folding it back into spec-kit as the SpecKit Companion.
Making AI useful for devs
Alfredo Perez
Software engineer who loves building great experiences, sharing what I learn, and making AI work for developers.
Latest Posts
Build Your Own SDD Workflow
Build a 4-step SDD workflow with SpecKit Companion: specify, plan, tasks, implement. Fast Mode for quick fixes, checkpoints before every PR.
Custom Workflows in SpecKit Companion
Plug any SDD methodology into SpecKit Companion with a custom workflow. Demo with Gentle AI by Gentleman Programming.
SpecKit Companion
SpecKit Companion brings spec-driven development into VS Code — browse specs, track workflow phases, review with inline comments, and manage AI configuration visually.
Projects
SpecKit Companion
AI-powered companion for spec-driven development workflows. Helps teams write better specs, generate implementation plans, and maintain consistency.
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Angular Toolbar
A browser DevTools extension for Angular applications. Provides real-time component inspection, performance profiling, and state debugging.
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