Agent skill

Pm User Stories

by serejaris in serejaris/personal-corp-os

Разбивает Epic или крупное требование на независимые User Stories с acceptance criteria в формате Given-When-Then, проверкой по INVEST и оценкой Story Points (Fibonacci или T-shirt).

MITAuto-check passedProduct & Project Management

Install Pm User Stories

skills CLI
$ npx skills add serejaris/personal-corp-os --skill pm-user-stories -a claude-code

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

GitHub CLI
$ gh skill install serejaris/personal-corp-os pm-user-stories --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/serejaris/personal-corp-os.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/pm-user-stories .claude/skills/pm-user-stories && 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
pm-user-stories
GitHub stars
229
Token cost
~1.7k tokens
SKILL.md length
720 words
Files
4 (incl. assets)
Skills in repo
36
Repo updated
First seen
Licence
MIT

At a glance

Разбивает Epic или крупное требование на независимые User Stories с acceptance criteria в формате Given-When-Then, проверкой по INVEST и оценкой Story Points (Fibonacci или T-shirt).

  • Works in 5 steps: Map the full requirement → Pick a splitting pattern → Write each User Story + AC → …
  • /pm-user-stories
  • SKILL.md covers Inputs, Step 1 — Map the full…, Step 2 — Pick a splitting… and Step 3 — Write each User Story…, plus 5 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Pm User Stories is an agent skill from serejaris/personal-corp-os. Разбивает Epic или крупное требование на независимые User Stories с acceptance criteria в формате Given-When-Then, проверкой по INVEST и оценкой Story Points (Fibonacci или T-shirt). На выходе — Story Map с предложением по Sprint-планированию. User-invoked only — do NOT auto-trigger. Triggers on /pm-user-stories, "разбей на user stories", "разбить эпик", "story map", "AC", "acceptance criteria", "break down into user stories", "split this epic", "write user stories".

Its SKILL.md is about 1.7k tokens, which your agent loads only when the skill is triggered. The skill folder holds 4 other files, including assets (for example `README.md` and `README.ru.md`).

It sits in Product & Project Management, covering User stories. The repository describes itself as: Personal Corp OS — управление личной компанией через AI-агентов: задачи вне головы, отделы вместо памяти, недельное ретро. Открытые скиллы для Claude Code и Codex. The licence is MIT.

When your agent uses it

  • /pm-user-stories
  • Разбей на user stories
  • Acceptance criteria
  • Break down into user stories

Example prompts

  • “разбей на user stories”
  • “story map”
  • “acceptance criteria”
  • “/pm-user-stories”

Workflow steps

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

  1. Map the full requirement
  2. Pick a splitting pattern
  3. Write each User Story + AC
  4. INVEST validation
  5. Output a Story Map

What it can do on your machine

Read from SKILL.md and the folder at commit 95e36c3. 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

Pm User Stories loads about 1.7k tokens when it runs. Until then it costs about 122 tokens; SKILL.md has 720 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~122
When it runs · the whole SKILL.md, loaded when a task matches
~1.7k

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 serejaris/personal-corp-os at commit 95e36c3, republished under its MIT licence (© serejaris). 720 words, ~1,726 tokens.

Download SKILL.mdSave it as .claude/skills/pm-user-stories/SKILL.md (or your agent's skills folder). This skill also uses 3 other files; get the full folder from GitHub.
name
pm-user-stories
description
Разбивает Epic или крупное требование на независимые User Stories с acceptance criteria в формате Given-When-Then, проверкой по INVEST и оценкой Story Points (Fibonacci или T-shirt). На выходе — Story Map с предложением по Sprint-планированию. User-invoked only — do NOT auto-trigger. Triggers on /pm-user-stories, "разбей на user stories", "разбить эпик", "story map", "AC", "acceptance criteria", "break down into user stories", "split this epic", "write user stories".

pm-user-stories — Break an Epic into User Stories

Part of the Personal Corp framework — running a one-person business through AI agents. Decompose a large requirement or Epic into independently-deliverable User Stories. Every Story is validated against INVEST. Output is ready to paste into Jira, Linear, or GitHub Issues.

Inputs

FieldRequiredNotes
Requirement descriptionyesAn Epic or large requirement; can paste a PRD section
GranularitynoSprint-level (1-3 days/story) or iteration-level (1-2 weeks); default Sprint
Team compositionnoFE+BE split / full-stack / has mobile — affects per-tier splitting
Estimation systemnoFibonacci (1/2/3/5/8/13) or T-shirt (S/M/L/XL); default Fibonacci

Step 1 — Map the full requirement

Extract from the requirement:

  • Roles involved: who uses this? (end user, admin, ops, etc.)
  • Core flow: main path? branches?
  • Business rules: constraints and conditions?
  • Data entities: what data objects are involved?

Step 2 — Pick a splitting pattern

Five patterns. Pick by requirement shape; combine for hybrids.

PatternWhen to useExample
By workflow stepRequirement is a complete processCheckout → pick item / address / payment / confirm
By business-rule variantSame feature with multiple rule setsDiscount → fixed-amount / coupon / points / combined
By CRUD operationRequirement centers on one data objectAddress book → create / edit / delete / set default
By role perspectiveMulti-role featureOrder management → user view / merchant processing / ops dashboard
By complexity progressionFeature has simple and full versionsSearch → keyword / filters / suggestions / history

Selection principle: target ≤ 1 Sprint per Story. Hybrid requirements combine patterns.

Granularity calibration:

  • Stories < 3 → likely too coarse; check for hidden sub-flows
  • Stories > 20 → likely too fine, or this is multiple Epics; split Epics first
  • Single Story estimate > 8 points → too big; split further

Step 3 — Write each User Story + AC

### US-{N}: {Story title — verb-led, e.g. "Choose payment method"}

**Role:** As a {role}
**Action:** I want to {specific action}
**Value:** so that {business value}
**Priority:** P0 (must) / P1 (important) / P2 (nice-to-have)
**Story Points:** {estimate}

**Acceptance Criteria:**
- [ ] Given {precondition}, When {action}, Then {expected result}
- [ ] Given {exception precondition}, When {action}, Then {error handling}

**Dependencies:** {other Story IDs, or "none"}
**Tech notes:** {dev callouts, optional}

Story Point reference (Fibonacci):

PointsComplexityEffortTypical scope
1Trivial< 0.5 dayCopy change, config tweak, add an event
2Simple0.5-1 dayOne CRUD operation, form validation
3Medium1-2 daysA complete feature point with business logic
5Complex2-4 daysMulti-module interaction
8Big4-7 daysNew system / new flow core module
13Re-split> 1 weekMeans the Story is too big — must split

AC quality rules — every AC must satisfy:

  • Specific: Given clause has a concrete precondition ("user logged in AND balance ≥ 100"), not "user logged in"
  • Testable: Then clause has a verifiable result ("balance decreases by 100 AND order status = paid"), not "payment succeeds"
  • Edge coverage: every Story has ≥ 1 happy-path AC + ≥ 1 exception-path AC
Show full SKILL.md (324 more words)Show less

Step 4 — INVEST validation

Run each Story against the six checks:

PrincipleCheckIf fails
IndependentDelete this Story — can the others still ship?Cyclic deps → merge or re-split
NegotiableDoes it describe "what" or "how"?Strip implementation detail, keep value
ValuableWill the user perceive value when this ships?Pure refactor → attach to a user-perceivable feature
EstimableCan the team agree on points within 5 minutes?Wide spread = unclear requirement; clarify first
SmallFits in one Sprint?Larger → split
TestableCan QA write test cases directly from the AC?Add concrete edge values and expected results

Definition of Ready (must hold before entering development):

CheckStandardIf unmet
AC complete≥ 1 happy + ≥ 1 exceptionFill ACs, then schedule
No blocking depsAll upstream Stories done or mockableTag "Blocked", push to a later Sprint
Designs readyUI Stories have design specsNo designs → tag "Needs design"
Estimation consensusSpread < 2×Re-discuss scope until agreed
Business rules confirmedAll [TBD] resolvedConfirm with PM/business, then dev

Dependency rules:

  • Data dependency: Story B needs data created by Story A → B depends on A
  • Interface dependency: Story B calls API provided by A → B depends on A
  • No dependency: Stories on different objects or different roles → parallel
  • Pseudo-dependency: looks dependent but mockable → tag "Mockable to decouple"

Step 5 — Output a Story Map

markdown
## Epic: {requirement name}

### Story Map (user journey → Story mapping)

| Journey stage | Stories | Priority | Points |
|---|---|---|---|
| {stage 1} | US-001, US-002 | P0 | 5 |
| {stage 2} | US-003, US-004 | P1 | 8 |

### Sprint planning
- **Sprint 1 (MVP):** {Story list}, total {X} points
- **Sprint 2:** {Story list}, total {X} points

### Dependencies
US-001 → US-003 → US-005 (must follow this order)
US-002, US-004 (parallel)

Quality bar

  1. Every Story passes all six INVEST checks
  2. AC uses Given-When-Then with ≥ 1 happy + ≥ 1 exception
  3. Dependencies tagged explicitly, with mockability flagged
  4. 13-point Stories must be re-split
  5. Story Map includes Sprint planning suggestion

When input is incomplete

  • One-sentence requirement → first output a feature outline, confirm scope, then split
  • Too large (> 20 Stories) → recommend splitting into Epics; agree on MVP scope first
  • Missing business rules → tag [business rule TBD] and propose plausible assumptions for confirmation
  • /pm-prd — write a PRD first to lock scope, then break into Stories
  • /pm-prioritize — when there are many Stories, RICE-rank for Sprint priority

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

Files

SKILL.md and 3 other files (assets) in skills/pm-user-stories of serejaris/personal-corp-os.

  • SKILL.md
  • README.md
  • README.ru.md
  • assets/illustration.png

Open the folder on GitHubat commit 95e36c3

Compare with similar skills

Pm User Stories 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.

Pm User Stories compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Pm User Stories this skillserejaris/personal-corp-os229—~1.7kAutomated safety check: PassMIT
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Ralph Tui Create Beadssubsy/ralph-tui2.5k1 repos~2.6kAutomated safety check: PassMIT
Agile Product Owneralirezarezvani/claude-skills28k3 repos~3.2kAutomated safety check: PassMIT
Ralph Tui Create Beads Rustsubsy/ralph-tui2.5k1 repos~2.8kAutomated safety check: PassMIT
To Specbestofjs/bestofjs3.1k21 repos~757Automated safety check: PassMIT

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Questions about Pm User Stories

What does Pm User Stories do?

Разбивает Epic или крупное требование на независимые User Stories с acceptance criteria в формате Given-When-Then, проверкой по INVEST и оценкой Story Points (Fibonacci или T-shirt). Pm User Stories is an agent skill from serejaris/personal-corp-os. Разбивает Epic или крупное требование на независимые User Stories с acceptance criteria в формате Given-When-Then, проверкой по INVEST и оценкой Story Points (Fibonacci или T-shirt).

When should I use Pm User Stories?

Pm User Stories fits situations like: /pm-user-stories; Разбей на user stories; acceptance criteria; break down into user stories.

How do I install Pm User Stories in Claude Code?

Run `npx skills add serejaris/personal-corp-os --skill pm-user-stories -a claude-code`. Or copy the skill folder (skills/pm-user-stories in serejaris/personal-corp-os) into .claude/skills/pm-user-stories in your project. Claude Code loads it when a task matches its description.

How do I install Pm User Stories in Codex?

Run `npx skills add serejaris/personal-corp-os --skill pm-user-stories -a codex`. Or copy the skill folder (skills/pm-user-stories in serejaris/personal-corp-os) into .agents/skills/pm-user-stories in your project. Codex loads it when a task matches its description.

Can I use Pm User Stories 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 serejaris/personal-corp-os --skill pm-user-stories -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/pm-user-stories, .gemini/skills/pm-user-stories, .github/skills/pm-user-stories and .opencode/skills/pm-user-stories in your project.

What does Pm User Stories need to run?

SKILL.md names no scripts, command-line tools or credentials: Pm User Stories is instructions for the agent only.

Does Pm User Stories 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 Pm User Stories 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 Pm User Stories use?

Pm User Stories 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 Pm User Stories use?

About 1.7k tokens (SKILL.md is roughly 6.9k 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 Pm User Stories?

Skills that share tags, products or a category with Pm User Stories: User Story Writer (deanpeters/Product-Manager-Skills, 7.2k stars), Ralph Tui Create Beads (subsy/ralph-tui, 2.5k stars), Agile Product Owner (alirezarezvani/claude-skills, 28k stars) and Ralph Tui Create Beads Rust (subsy/ralph-tui, 2.5k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Pm User Stories?

serejaris (a GitHub user) maintains it in serejaris/personal-corp-os, which has 229 GitHub stars. The repository holds 36 skills in this directory. The repository was last updated on October 7, 2026.

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