OpenSpec

Repository: Fission-AI/OpenSpecDescription: Spec-driven development (SDD) for AI coding assistants. Key Features:

• Spec-driven development (SDD) for AI coding assistants.
• Primary language: TypeScript
• License: MIT Primary Use Cases: Spec-driven development (SDD) workflow for AI coding assistants. Tags: #spec-driven-development #ai-coding #sdd #claude-code Added: 2026-07-12 Source: GitHub

Notes / Why Notable

OpenSpec is a notable entry in the Architools wiki (60,266+ GitHub stars). Spec-driven development (SDD) workflow for AI coding assistants.