en50128-safety

Apply EN 50128 safety analysis techniques to C programs.

5|4|Updated Feb 6, 2026
One-click install
npx skills add https://github.com/norechang/opencode-en50128 --skill en50128-safety
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: en50128-safety
Source: https://github.com/norechang/opencode-en50128/tree/main/.opencode/skills/en50128-safety
Command: npx skills add https://github.com/norechang/opencode-en50128 --skill en50128-safety

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

EN 50128 safety analysis for C programs is complex and error-prone; this skill provides systematic methods to identify hazards, assess risks, and define mitigations that align with EN 50128.

Core Features & Use Cases

  • Hazard identification and risk assessment using FMEA and FTA
  • Defensive programming patterns and safety-oriented documentation templates
  • SIL determination support and safety-case alignment for railway software

Quick Start

Analyze a new EN 50128 module by applying FMEA and FTA patterns to identify hazards and define mitigations

Frequently Asked Questions about en50128-safety

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

FAQPage Schema
How do I perform EN 50128 safety analysis on C programs?

EN 50128 safety analysis for C programs applies FMEA and FTA workflows to identify hazards, assess risks, and define mitigations aligned with regulatory compliance. It supports hazard logging and safety case generation.

What is the best way to determine SIL levels for railway software?

SIL determination for railway software uses hazard analysis and risk assessment techniques to map identified hazards to appropriate safety integrity levels. This process aligns mitigations with EN 50128 safety case requirements.

How do defensive programming patterns help with hazard mitigation in C?

Defensive programming patterns in C provide structured safety-oriented code templates that mitigate identified hazards. These patterns satisfy MISRA/C safety requirements and support EN 50128 regulatory compliance.

Can I use FMEA and FTA together for hazard identification in safety-critical systems?

FMEA and FTA workflows can be applied together to systematically identify hazards and assess risks in safety-critical C programs. Combining bottom-up failure analysis with top-down fault tracing ensures comprehensive hazard logging.

When do I need EN 50128 safety case documentation templates?

EN 50128 safety case documentation templates are needed when developing railway software that requires regulatory compliance and SIL determination. They structure hazard logs, risk assessments, and mitigations into a formal safety case.

Does this approach support MISRA C safety patterns for railway compliance?

Yes, EN 50128 safety analysis incorporates MISRA C safety patterns and defensive programming techniques to ensure C code meets railway regulatory compliance. It provides documentation templates to prove safety case alignment.