Agent skill

Upgrade Notes Analyzer

by shopsys in shopsys/shopsys

Analyzes PR diffs to identify breaking changes, feature movements, and scope

Custom licenceAuto-check passedDevelopment

Install Upgrade Notes Analyzer

skills CLI
$ npx skills add shopsys/shopsys --skill upgrade-notes-analyzer -a claude-code

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

GitHub CLI
$ gh skill install shopsys/shopsys upgrade-notes-analyzer --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/shopsys/shopsys.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.agents/skills/upgrade-notes-analyzer .claude/skills/upgrade-notes-analyzer && 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
upgrade-notes-analyzer
GitHub stars
350
Token cost
~3.3k tokens
SKILL.md length
759 words
Files
1
Skills in repo
46
Repo updated
First seen
Licence
Custom licence

At a glance

Analyzes PR diffs to identify breaking changes, feature movements, and scope

  • Works in 4 steps: DELETIONS (only after ruling out… → MODIFICATIONS → ADDITIONS (mostly skip) → …
  • Development work in your project
  • SKILL.md covers Input, Analysis Order (CRITICAL), Output Format and Writing Rules
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Upgrade Notes Analyzer is an agent skill from shopsys/shopsys. Analyzes PR diffs to identify breaking changes, feature movements, and scope

Its SKILL.md is about 3.3k 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. It works with GraphQL. The repository describes itself as: Main repository for maintaining Shopsys Platform packages. Open for ISSUES and PULL REQUESTS.

When your agent uses it

  • Development work in your project

Example prompts

  • “Use the upgrade-notes-analyzer skill to analyz PR diffs to identify breaking changes, feature movements, and scope”
  • “/upgrade-notes-analyzer”

Workflow steps

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

  1. DELETIONS (only after ruling out movements)
  2. MODIFICATIONS
  3. ADDITIONS (mostly skip)
  4. SCOPE

What it can do on your machine

Read from SKILL.md and the folder at commit 494a8a6. 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

    No scripts in the folder and no shell commands in SKILL.md (its code samples are markdown).

    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

Upgrade Notes Analyzer loads about 3.3k tokens when it runs. Until then it costs about 25 tokens; SKILL.md has 759 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~25
When it runs · the whole SKILL.md, loaded when a task matches
~3.3k

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

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 759 words (~3,315 tokens).

“Analyzes PR diffs to identify breaking changes, feature movements, and scope.”

— opening of SKILL.md by shopsys, Custom licence
name
upgrade-notes-analyzer
tools
Read, Grep

Read the full SKILL.md on GitHub

Files

Just SKILL.md in .agents/skills/upgrade-notes-analyzer of shopsys/shopsys.

Open the folder on GitHubat commit 494a8a6

Compare with similar skills

Upgrade Notes Analyzer 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.

Upgrade Notes Analyzer compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Upgrade Notes Analyzer this skillshopsys/shopsys350—~3.3kAutomated safety check: PassCustom licence
Draw.io Diagram StudioAgents365-ai/drawio-skill10k—~2.4kAutomated safety check: NotesMIT
Senior Architect Toolkitmaslennikov-ig/claude-code-orchestrator-kit2597 repos~1.2kAutomated safety check: NotesCustom licence
Yaak Changelogmountain-loop/yaak19k—~1.6kAutomated safety check: PassMIT
Saleor Commit Workflowsaleor/saleor23k—~575Automated safety check: PassBSD-3-Clause
Create Cuda Python Pull RequestNVIDIA/cuda-python3.4k—~1.1kAutomated safety check: PassApache-2.0

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Works with

Categories

Questions about Upgrade Notes Analyzer

What does Upgrade Notes Analyzer do?

Analyzes PR diffs to identify breaking changes, feature movements, and scope. Upgrade Notes Analyzer is an agent skill from shopsys/shopsys.

When should I use Upgrade Notes Analyzer?

Upgrade Notes Analyzer fits situations like: development work in your project.

How do I install Upgrade Notes Analyzer in Claude Code?

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

How do I install Upgrade Notes Analyzer in Codex?

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

Can I use Upgrade Notes Analyzer 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 shopsys/shopsys --skill upgrade-notes-analyzer -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/upgrade-notes-analyzer, .gemini/skills/upgrade-notes-analyzer, .github/skills/upgrade-notes-analyzer and .opencode/skills/upgrade-notes-analyzer in your project.

What does Upgrade Notes Analyzer need to run?

SKILL.md names no scripts, command-line tools or credentials: Upgrade Notes Analyzer is instructions for the agent only.

Does Upgrade Notes Analyzer 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 Upgrade Notes Analyzer 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 Upgrade Notes Analyzer use?

Upgrade Notes Analyzer has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Upgrade Notes Analyzer use?

About 3.3k tokens (SKILL.md is roughly 13k 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 Upgrade Notes Analyzer?

Skills that share tags, products or a category with Upgrade Notes Analyzer: Draw.io Diagram Studio (Agents365-ai/drawio-skill, 10k stars), Senior Architect Toolkit (maslennikov-ig/claude-code-orchestrator-kit, 259 stars), Yaak Changelog (mountain-loop/yaak, 19k stars) and Saleor Commit Workflow (saleor/saleor, 23k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Upgrade Notes Analyzer?

shopsys (a GitHub organization) maintains it in shopsys/shopsys, which has 350 GitHub stars. The repository holds 46 skills in this directory. The repository was last updated on October 7, 2026.

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