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Tested 6 spec-driven development tools for AI coding: Augment Cosmos, Kiro, GitHub Spec Kit, OpenSpec, BMAD-METHOD, and Cursor. See which prevents spec drift.

GitHub Spec Kit is the most community-adopted open-source option for spec-driven development — a Python CLI with 93,000+ stars, the latest release being v0.8.7 (May 7, 2026), supporting 30+ AI …

The frameworks Spec Kit (GitHub) GitHub's open-source SDD toolkit. CLI called specify, with 90K+ GitHub stars at the time of writing. Integrates with a broad range of AI coding agents (the project lists …

By early 2026, a community map of agentic coding frameworks tracked 30+ tools — and three of them dominate real engineering conversations: BMAD, GitHub Spec Kit, and OpenSpec.

GSD, BMAD, OpenSpec, or GitHub Spec Kit: Choosing the Right AI Development Framework Four spec-driven AI development frameworks have emerged as the serious options for structured AI …

Lightweight, brownfield-first SDD. npm package (@fission-ai/ openspec, 77K+ downloads). GitHub repo. Works with 25+ AI assistants via slash commands and an AGENTS.md file that acts as a "README …

By early 2026, a community map of agentic coding frameworks tracked 30+ tools — and three of them dominate real engineering conversations: BMAD, GitHub Spec Kit, and OpenSpec. Two more — …

The 7 best agentic coding tools 2026 in comparison: Kiro, TaskMaster, BMAD, GSD, Ralph Loop, Claude Flow. For CTOs, tech leads and professional dev teams.

GitHub Spec-Kit - Open-source CLI toolkit for greenfield projects Spec Kitty - Community fork with built-in git worktree orchestration BMad Method - Enterprise framework with 21 specialized AI agents …

See how OpenSpec, BMAD, Measure, and others stack up. Get a direct overview of lightweight SDD frameworks compared for solo founders & small teams in 2026.

Compare the top agentic coding frameworks in 2026. Superpowers (124K stars), BMAD, SpecKit, GSD, and OpenSpec ranked for Claude Code, Cursor, and Codex developers.