---
title: "engineering-foundation-authoring"
description: "Author and maintain compact Agent Skills and plugin packages with precise triggers, progressive disclosure, provenance, validation, and eval coverage."
canonical: https://agentpluginsdirectory.com/plugins/engineering-foundation-authoring
last-updated: 2026-10-03
---

# engineering-foundation-authoring
Author and maintain compact Agent Skills and plugin packages with precise triggers, progressive disclosure, provenance, validation, and eval coverage.
- Slug: engineering-foundation-authoring
- Publisher: EgoistDeveloper
- Repository: https://github.com/EgoistDeveloper/codex-skills-foundation
- Manifest: plugins/engineering-foundation-authoring/plugin.json
- Version: 0.2.1
- License: MIT
- Category (editorial): agent-tooling
- Skills: 1 (skill-authoring)
- MCP servers: 0
- Stars: 0
- Repository created: 2026-08-14
- Repository last pushed: 2026-08-19
- Publisher type: User
- Listing: https://agentpluginsdirectory.com/plugins/engineering-foundation-authoring
- Schema: https://agent-plugins.org/schemas/1.0.0/plugin.schema.json

## What engineering-foundation-authoring does, in the publisher's words

Maintainer tooling for compact, portable, testable Agent Skills and plugin packages.

Install this package only when creating or maintaining skills/plugins. Application agents do not need authoring instructions in ordinary project work.

From the project README, punctuation lightly normalized. Full text: https://raw.githubusercontent.com/EgoistDeveloper/codex-skills-foundation/HEAD/plugins/engineering-foundation-authoring/README.md

## Skills

- skill-authoring: Create or revise a compact Agent Skill or plugin package with precise trigger boundaries, progressive disclosure, provider adapters, provenance, deterministic helpers, and positive and negative evals. Use for skill or plugin maintenance. Do not publish broad untested prompts, duplicate provider sch…

Descriptions come from the frontmatter of each SKILL.md, punctuation lightly normalized.