non-standard-fields
SkillDev toolsUse when you need to test a skill with non-spec frontmatter fields.
Available today. Use it from your connected AI after setup.
No other account needed.
Connect ahel once, and every AI you use reads what you have installed.
Then ask your AI: use the non-standard-fields skill
What this skill tells your AI
The instructions your AI receives, as published by 8ddiehu0314/skill-lab in tests/fixtures/skills/invalid/non-standard-fields/SKILL.md and read by ahel’s review.
This skill uses frontmatter fields that are not in the Agent Skills spec.
Custom data should live inside the metadata: map, not at the top level.
Expected failure: structure.standard-frontmatter-fields [moderate]
Signals
- GitHub stars
- 56
- Forks
- 4
- Last commit
- Apr 2026
Advanced
- Catalog kind
- skill
- Gateway key
non-standard-fields- Source
- github.com/8ddiehu0314/skill-lab