one-three-one-rule

Generate a 1-3-1 decision framework with options, recommendation, and implementation plan.

1|Updated Jun 25, 2026
One-click install
npx skills add https://github.com/Signmanal/VIGIL --skill one-three-one-rule-signmanal
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: one-three-one-rule
Source: https://github.com/Signmanal/VIGIL/tree/main/optional-skills/communication/one-three-one-rule
Command: npx skills add https://github.com/Signmanal/VIGIL --skill one-three-one-rule-signmanal

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Technical teams often waste time debating competing approaches without a clear framework to frame the core problem, evaluate trade-offs, and land on an actionable, shareable decision. This Skill eliminates unstructured decision-making for technical trade-offs, ensuring consensus is reached faster with a structured, stakeholder-ready proposal.

Core Features & Use Cases

  • Standardized 1-3-1 Format: Produces a consistent output with one clear problem statement, three distinct viable options with pros and cons, and one concrete recommendation.
  • Actionable Execution Plan: Includes a definition of done and step-by-step implementation plan for the recommended approach to eliminate ambiguity after a decision is made.
  • Use Cases: Ideal for architecture decisions, tool selection, refactoring strategy evaluation, and migration path planning for engineering and security operations teams.

Quick Start

Use the one-three-one-rule skill to evaluate our options for replacing the legacy log ingestion pipeline with a cloud-native alternative.

Frequently Asked Questions about one-three-one-rule

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I evaluate competing technical approaches for architecture decisions?

To evaluate competing technical approaches for architecture decisions, use a standardized 1-3-1 framework to frame trade-offs. This generates a clear problem statement, three distinct options with pros and cons, and a concrete recommendation to accelerate stakeholder consensus and execution.

What is the best way to structure technical proposals for tool selection?

The best way to structure technical proposals for tool selection is using a 1-3-1 format. It outputs a problem statement, three evaluated options with trade-offs, a final recommendation, a definition of done, and a step-by-step implementation plan to eliminate ambiguity and drive actionable execution.

How do I plan a migration path and refactoring strategy evaluation?

You can plan a migration path and conduct refactoring strategy evaluation by applying a standardized decision-making framework. This approach compares three viable options, weighs their pros and cons, and produces a concrete recommendation with a step-by-step implementation plan for engineering teams.

Does this trade-off analysis framework work for security operations teams?

Yes, this trade-off analysis framework works for security operations teams. It is explicitly designed to standardize technical decision-making for security operations, helping teams evaluate migration paths and tooling choices through a structured 1-3-1 format to reach stakeholder-ready consensus faster.

What is included in the output when evaluating technical trade-offs?

When evaluating technical trade-offs, the output includes a standardized 1-3-1 format consisting of one problem statement, three distinct options with pros and cons, one clear recommendation, a definition of done, and a step-by-step implementation plan to ensure actionable execution.