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Spec-Driven Development in Practice #3: Implementation — Orchestrate to a PR with spec-implement
Final part of the agent-skills practical guide. spec-implement orchestrates spec-code, spec-review, and spec-test to drive an Issue to a PR with automated fix loops, plus Codex / Claude Code / cmux dispatch modes.

Spec-Driven Development in Practice #2: Generate, Validate, and Register Specs as GitHub Issues
Part 2 of the agent-skills practical guide. Use spec-generator to author the three-document set (requirements, design, tasks), spec-inspect to run 15 quality checks, and spec-to-issue to turn the result into a structured GitHub Issue — all in a single chained flow.

Spec-Driven Development in Practice #1: Setup — Define the Rules Your AI Should Follow
Part 1 of the practical guide to agent-skills' spec series. Use spec-workflow-init and spec-rules-init to generate issue-to-pr-workflow.md, coding-rules.md, and review_rules.md — the foundation documents that every later spec skill reads.

Open-Sourcing the handover Skill - Standardizing Context Handoff for AI Agents
The handover skill is an Agent Skill that captures AI agent work context in local handover files and lets the next session resume from verified repository state. This article explains why context handoff matters and how the skill is architected.

Announcing cmux Skills for agent-skills — fork, delegate & second-opinion for Multi-Agent Orchestration
We released three new cmux skills for agent-skills: cmux-fork for conversation branching, cmux-delegate for cross-agent task delegation, and cmux-second-opinion for independent code review. This article explains why we built them and how to use them.