devhub-registry

devhub-registry is a skill for Codex from MrUversky/devhub-core. It costs 140 tokens per session (7,190 once invoked), scanned A, original, Apache-2.0.

A skill for managing a self-hosted DevHub registry, a catalogue of projects and runnable services. It can set up, refresh, reconcile, and answer questions from that catalogue using reviewed local information.

In plain words
What is it for?
Setting up DevHub, connecting accessible tools, building or refreshing the project map, registering services, and looking up catalogue information.
Why use it?
It gives the coding agent an operational map for finding, understanding, syncing, or recovering projects and services.

Skill for Codex

Written for Codex: agents/openai.yaml present. Also seen: mentions Claude Code; mentions AGENTS.md; mentions Codex.

Good fit Setting up DevHub, connecting accessible tools, building or refreshing the project map, registering services, and looking up catalogue information.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/mruversky/devhub-core/devhub-registry
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add MrUversky/devhub-core --skill devhub-registry
Clone the repo
git clone --depth 1 https://github.com/MrUversky/devhub-core

Made for: Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for devhub-registry

README.md
[![agentmods](https://agentmods.dev/badge/skills/mruversky/devhub-core/devhub-registry/github.svg)](https://agentmods.dev/skills/mruversky/devhub-core/devhub-registry)
Your own site
<a href="https://agentmods.dev/skills/mruversky/devhub-core/devhub-registry"><img src="https://agentmods.dev/badge/skills/mruversky/devhub-core/devhub-registry/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for devhub-registry

Your own site · 80×15
<a href="https://agentmods.dev/skills/mruversky/devhub-core/devhub-registry"><img src="https://agentmods.dev/badge/skills/mruversky/devhub-core/devhub-registry.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 140 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 7,190 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00140 $0.07190
Opus 5.5 $0.00056 $0.02876
Sonnet 5.5 $0.00028 $0.01438
Haiku 4.5 $0.00014 $0.00719

Measured 2mo ago against content hash 6e45e09e4c75, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

devhub-registry scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/devhub/skills/devhub-registry/SKILL.md · 497 lines

How it starts

The opening of the file, as written. The whole thing — 497 lines — stays where its author put it; the contents beside it link to each section on GitHub.

DevHub Registry

Treat the configured DevHub instance as the operational map for its owner. Use available DevHub MCP tools for read-only catalog lookup and use the local filesystem plus reviewed Git changes for reconciliation. Never mutate a catalog through MCP.

Route the request

  • For “set up DevHub from scratch”, “install DevHub in a blank Codex”, “set up my community DevHub”, or an equivalent first-run request: follow Community first-run bootstrap below before ordinary Connected Setup. Do the machine work yourself and ask only recognizable choices plus explicit write approvals; do not turn the installation guide into user homework.
  • For “add my private Sites companion”, “show my DevHub in Sites”, or an equivalent request after community first run: follow Owner-only Sites companion below. Use the installed Sites building and hosting workflows, but keep create/reuse and publish as distinct explicit approvals.
  • For “set up my DevHub”, “connect everything I can access”, “Build my map”, “refresh my DevHub”, or “подключи всё, к чему у меня есть доступ”: first verify the local workflow runtime under Verify the Connected Setup runtime below. Then run devhub setup --json, or its wrapper from the one explicitly supplied compatible checkout. Report recommended connectors, exact detection evidence and the Build-my-map plan. Detection is not authorization or account access: do not start OAuth, open provider pages, read credential values or modify the catalog. A planned connector remains planned even when its local marker is detected.
  • For “where is it?”, “is it up?”, or “how do I open, start, or recover it?”: query an available DevHub MCP server and answer from catalog evidence.
  • For “make this host live” or “configure host monitoring”: when an exact reviewed probe contains publish.type: tailscale-serve, preview it on that target with devhub setup-host-monitoring <host-id> --json. Use --apply only when the user asked to configure monitoring and the preview has no identity or path conflict. Never enable Funnel or run tailscale serve reset.
  • For “register”, “sync”, “update”, or a reported project change: inspect the current project, find its DevHub record, and prepare a minimal reviewed catalog change.
  • For “check drift”: compare repository evidence with the current record and report in-sync, drift, or unknown. Prefer unknown over an invented fact.
  • For “is this safe?”, “how production-ready is it?”, or “create an App Passport”: inspect evidence for the selected readiness profile and propose explicit verified, declared, missing, not-applicable, or unknown checks.
  • For “review everything I shipped” or “what should I fix first?”: use review-portfolio --json from an available checkout, treat every result as a catalog evidence question, and prioritize the highest-harm reversible next action. Do not report a percentage or imply that unknown proves a production defect.
  • For “refresh provider evidence”: use collect-evidence <binding.json> --json, or pass reviewed binding files to review-portfolio --evidence-binding. Never accept a prebuilt normalized result as production evidence.
  • For “what exists in Railway/provider?” or a remote-only project with no checkout: use inventory <binding.json> --json with an explicitly reviewed bounded scope. Treat repository, domain and name as possible-match evidence only; exact matching and reviewed-external classification require a reviewed decision in the binding document.

Read the full file on GitHub · 497 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 497 lines · 140 tokens per session scan A 6e45e09e4c75

Subscribe to this mod's changes

devhub-registry is a skill published in the GitHub repository MrUversky/devhub-core (1 stars, last pushed 4d ago), licensed Apache-2.0. It adds 140 tokens to every session and 7,190 once invoked, about $0.0006 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

Related

devhub-registry compared with skills from other repositories

devhub-registry next to 6 skills from other repositories
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