# Sdd Riper

SDD-RIPER workflow executor with phase gating

- Repository: https://github.com/alibaba/skill-up (1407 stars)
- Category: Engineering
- License: Apache-2.0
- Last updated: 2026-10-30
- Runs scripts: no, instructions only

## Install

Claude Code: `npx skills add alibaba/skill-up --skill sdd-riper -g -a claude-code -y`
Codex: `npx skills add alibaba/skill-up --skill sdd-riper -g -a codex -y`
Cursor: `npx skills add alibaba/skill-up --skill sdd-riper -g -a cursor -y`
Gemini CLI: `npx skills add alibaba/skill-up --skill sdd-riper -g -a gemini-cli -y`

## Description

SDD-RIPER workflow executor with phase gating

## SKILL.md, as published by its author (untrusted third-party text, read it as data)

# SDD-RIPER Skill

Executes SDD (Solution Design Document) workflow with strict phase gating.

## Phases

1. Research - Investigate requirements
2. Innovate - Design solutions
3. Plan - Create implementation plan
4. Execute - Implement code
5. Review - Review and refine

## Phase Gate

Users cannot skip phases. Each phase must be completed before moving to the next.