Agent skill

Version Upgrade

by mcpc-tech in mcpc-tech/mcpc

Upgrades mcpc package versions and their dependencies. An agent skill from mcpc-tech/mcpc.

MITAuto-check passedDevelopment

Install Version Upgrade

skills CLI
$ npx skills add mcpc-tech/mcpc --skill version-upgrade -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install mcpc-tech/mcpc version-upgrade --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/mcpc-tech/mcpc.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.agents/skills/version-upgrade .claude/skills/version-upgrade && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
version-upgrade
GitHub stars
103
Token cost
~415 tokens
SKILL.md length
151 words
Files
1
Skills in repo
4
Repo updated
First seen
Licence
MIT

At a glance

Upgrades mcpc package versions and their dependencies. An agent skill from mcpc-tech/mcpc.

  • Works in 4 steps: Read Current Versions → Increment Version → Sync CLI Version → …
  • Tasks that involve Code migrations
  • SKILL.md covers When to Use, Steps, Version Patterns and Key Files to Update, plus 1 more section
  • Calls deno

What it does

Version Upgrade is an agent skill from mcpc-tech/mcpc. Upgrades mcpc package versions and their dependencies. Handles core version bump and syncs all dependent packages accordingly. Also updates CLI version in code.

Its SKILL.md is about 420 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Development, covering Code migrations. It works with Model Context Protocol and Deno. The repository describes itself as: Build agentic-MCP servers by composing existing MCP tools. The licence is MIT.

When your agent uses it

  • Tasks that involve Code migrations

Example prompts

  • “Use the version-upgrade skill to upgrade mcpc package versions and their dependencies. An agent skill from mcpc-tech/mcpc”
  • “/version-upgrade”

Workflow steps

4 steps, taken from the step headings in SKILL.md.

  1. Read Current Versions
  2. Increment Version
  3. Sync CLI Version
  4. Verify

What it can do on your machine

Read from SKILL.md and the folder at commit 918ffef. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • deno

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Version Upgrade loads about 415 tokens when it runs. Until then it costs about 44 tokens; SKILL.md has 151 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~44
When it runs · the whole SKILL.md, loaded when a task matches
~415

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from mcpc-tech/mcpc at commit 918ffef, republished under its MIT licence (© mcpc-tech). 151 words, ~415 tokens.

Download SKILL.mdSave it as .claude/skills/version-upgrade/SKILL.md (or your agent's skills folder).
name
version-upgrade
description
Upgrades mcpc package versions and their dependencies. Handles core version bump and syncs all dependent packages accordingly. Also updates CLI version in code.

Version Upgrade Skill

Upgrade mcpc package versions and their dependencies.

When to Use

User asks to upgrade versions, like:

  • "upgrade core version"
  • "upgrade all packages"
  • "bump versions"

Steps

1. Read Current Versions

Read each packages/*/deno.json to find current versions.

  • Core is the base - upgrade it first
  • Other packages depend on core
2. Increment Version

For each package:

  • Increment the appropriate segment (patch/minor/major)
  • Match the pattern: if core goes 0.3.38 → 0.3.39, dependents should reference ^0.3.39
3. Sync CLI Version

If CLI is updated:

  • Find CLI_VERSION in packages/cli/src/config/loader.ts
  • Update to match cli deno.json version
4. Verify
bash
deno lint
deno test --allow-all packages/*/tests/

Version Patterns

TypePatternWhen
Core0.3.xFeature additions
CLI0.1.xFeature additions
Utils0.2.xFeature additions
Plugins0.0.xPatch=fix, Minor=feature

Key Files to Update

  • packages/core/deno.json - base version
  • packages/*/deno.json - each package's version + core dependency
  • packages/cli/src/config/loader.ts - CLI_VERSION constant

Tips

  • Always upgrade core first, then dependents
  • Check for dependency warnings with deno lint
  • Update CLI_VERSION to match deno.json version

© mcpc-tech, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in .agents/skills/version-upgrade of mcpc-tech/mcpc.

Open the folder on GitHubat commit 918ffef

Compare with similar skills

Version Upgrade next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Version Upgrade compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Version Upgrade this skillmcpc-tech/mcpc103—~415Automated safety check: PassMIT
ast-grep Structural Searchcode-yeongyu/oh-my-openagent70k—~3.3kAutomated safety check: PassMIT
Mariadb Operator Release Notesmariadb-operator/mariadb-operator1k—~3.3kAutomated safety check: PassApache-2.0
trace-mcp Codemodsnikolai-vysotskyi/trace-mcp185—~729Automated safety check: PassMIT
Migrate to Denodenoland/skills100—~2.2kAutomated safety check: WarnMIT
Odoo Migration Copiloterpipe-org/mcp-odoo419—~770Automated safety check: PassMIT

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Categories

Questions about Version Upgrade

What does Version Upgrade do?

Upgrades mcpc package versions and their dependencies. An agent skill from mcpc-tech/mcpc. Version Upgrade is an agent skill from mcpc-tech/mcpc. Upgrades mcpc package versions and their dependencies.

When should I use Version Upgrade?

Version Upgrade fits situations like: tasks that involve Code migrations.

How do I install Version Upgrade in Claude Code?

Run `npx skills add mcpc-tech/mcpc --skill version-upgrade -a claude-code`. Or copy the skill folder (.agents/skills/version-upgrade in mcpc-tech/mcpc) into .claude/skills/version-upgrade in your project. Claude Code loads it when a task matches its description.

How do I install Version Upgrade in Codex?

Run `npx skills add mcpc-tech/mcpc --skill version-upgrade -a codex`. Or copy the skill folder (.agents/skills/version-upgrade in mcpc-tech/mcpc) into .agents/skills/version-upgrade in your project. Codex loads it when a task matches its description.

Can I use Version Upgrade in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add mcpc-tech/mcpc --skill version-upgrade -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/version-upgrade, .gemini/skills/version-upgrade, .github/skills/version-upgrade and .opencode/skills/version-upgrade in your project.

What does Version Upgrade need to run?

Going by SKILL.md and its folder, Version Upgrade needs the command-line tools its instructions call (deno).

Does Version Upgrade access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Version Upgrade safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Version Upgrade use?

Version Upgrade is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Version Upgrade use?

About 415 tokens (SKILL.md is roughly 1.7k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Version Upgrade?

Skills that share tags, products or a category with Version Upgrade: ast-grep Structural Search (code-yeongyu/oh-my-openagent, 70k stars), Mariadb Operator Release Notes (mariadb-operator/mariadb-operator, 1k stars), trace-mcp Codemods (nikolai-vysotskyi/trace-mcp, 185 stars) and Migrate to Deno (denoland/skills, 100 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Version Upgrade?

mcpc-tech (a GitHub organization) maintains it in mcpc-tech/mcpc, which has 103 GitHub stars. The repository holds 4 skills in this directory. The repository was last updated on October 6, 2026.

Source: mcpc-tech/mcpc on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.