skill-creator

jpfielding

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Codex's capabilities with specialized knowledge, workflows, or tool integrations.

skill-installer

jpfielding

Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).

jira-navigator

jpfielding

Navigate and query self-hosted Jira instances via REST API. Use when the user asks about Jira issues, tickets, sprints, boards, projects, recent activity, watched issues, or searching their Jira instance. Triggers on mentions of Jira, tickets, issues, sprints, boards, backlogs, epics, or requests to check what changed in their tracked work. Supports multiple Jira instances (Server/Data Center).

commit-helper

jpfielding

Generates clear commit messages from git diffs. Use when writing commit messages or reviewing staged changes.

harbor-navigator

jpfielding

Navigate and query self-hosted Harbor container registry instances via REST API. Use when the user asks about Harbor projects, container images, repositories, artifacts, tags, vulnerability scans, replication policies, robot accounts, storage quotas, or audit logs. Triggers on mentions of Harbor, container registry, image repositories, docker images, artifact scanning, CVEs in images, replication, or requests to check what images exist or have been recently pushed. Supports multiple Harbor instances.

gitlab-navigator

jpfielding

Navigate and query self-hosted GitLab instances via REST API. Use when the user asks about GitLab projects, merge requests, issues, pipelines, branches, commits, starred projects, recent activity, code search, container registries, or groups. Triggers on mentions of GitLab, MRs, merge requests, CI/CD pipelines, branches, commits, starred projects, or requests to check what changed in their tracked projects. Supports multiple GitLab instances.

explaining-code

jpfielding

Explains code with visual diagrams and analogies. Use when explaining how code works, teaching about a codebase, or when the user asks "how does this work?"

DICOS Blender Bag Generator

jpfielding

Generate 3D CT scan visualizations of bags and personal items in airport screening trays using Blender MCP. Supports varied container types (carry-on suitcases, backpacks, purses, laptop bags, duffel bags) and loose tray items (watches, phones, laptops, belts, shoes). Creates realistic randomized packing with CT density-based materials, and optionally voxelizes to raw volume data for DICOS export. Use when the user asks to: create a bag scan, generate a CT bag, build a screening scene, make a bag in Blender, simulate an airport X-ray/CT scan, add items to a bag, voxelize a Blender scene, or generate screening training data. Requires Blender MCP connection.

confluence-navigator

jpfielding

Navigate and query self-hosted Confluence instances via REST API. Use when the user asks about Confluence content, recent changes, watched pages, space navigation, page lookups, or searching their Confluence wiki. Triggers on mentions of Confluence, wiki pages, spaces, or requests to check what changed in their documentation. Supports multiple Confluence instances.