Onboarding and project documentation (snapshot in Notion) Agent Skill

Documentation of a software project in Notion, at both a technical and user level, as a single snapshot: extracts information from the…

Context cost
5k tokensestimated from the bundle, loaded when it triggers
Bundle
2 files · 20.2 kBtext throughout, nothing executable
Licence
Apache-2.0the author’s own terms
Last change
—no release on file
Servers it uses
Noneruns standalone

What it does

Documentación de un proyecto de software en Notion, a nivel técnico y de usuario, como snapshot único: extrae información del repo, de los insumos que el usuario provea y de una entrevista guiada, y produce documentación estructurada (visión, arquitectura, flujos, modelo de datos, integraciones, setup, glosario) con diagramas Mermaid. Orienta al usuario sobre qué insumos aportar y cómo; lo que no tenga fuente verificable se marca como pendiente, nunca se inventa.

What this skill changes about the agent has not been set out here as a list. Its SKILL.md, shown below, says it in the author’s own words.

documentationnotion

The skill itself

A skill is instructions the model reads, so you can see what you are getting: below is the start of its SKILL.md. The front matter loads with every session, the body loads when the skill triggers, and the whole file comes with the install.

SKILL.md14.5 kB · preview
--- name: project-onboarding ---
6# Onboarding y documentación de proyecto (snapshot en Notion)
7
8Disciplina para documentar un proyecto completo en Notion —a nivel técnico y de usuario— combinando lo que se extrae del repo, los insumos que el usuario aporta y una entrevista guiada. El resultado es una página de documentación estructurada con diagramas Mermaid, pensada para onboarding de nuevos integrantes, stakeholders técnicos o administradores.
9
10Principio rector: **la documentación es un snapshot, no un sistema vivo.** Se genera una vez por invocación reflejando el estado del proyecto en ese momento; no se mantiene automáticamente. Si el proyecto evoluciona, se invoca de nuevo —completa o parcialmente—. Por eso cada sección declara de qué fuente salió: un snapshot sin trazabilidad de fuentes envejece sin que nadie sepa qué sigue siendo cierto.
11
12Esta skill **orienta al usuario para que provea los insumos**; no asume que puede leer el repo por su cuenta. Pregunta qué está disponible y cómo acceder. Lo que no tenga fuente de verdad se marca explícitamente como pendiente en Notion. Es una skill compañera de project-deck (que genera el PPTX): el handoff entre ambas es la página de Notion del proyecto.
13
14## Regla cero (gobierna todo lo demás)
15
16**No asumir nada. Nada se escribe en Notion sin confirmación del usuario.**
17
181. Toda sección que no pueda sustentarse en una fuente verificable se marca como **pendiente** (⚠️ PENDIENTE) con la descripción de qué falta — nunca se rellena con suposiciones. Una documentación con un hueco declarado es útil; una con datos inventados es un pasivo.
192. Cada hueco genera además una **pregunta abierta numerada (P-n)** en la tabla única del proyecto (ver references/interop-notion.md). La numeración de Ps es del proyecto, no de la skill: continúa la secuencia existente, nunca la reinicia.
203. Antes de crear o editar cualquier página, presentar al usuario la **propuesta de estructura y los diagramas** y esperar su aprobación explícita. La propuesta es conversación; la escritura en Notion empieza después del "adelante".
214. No avanzar con secciones huérfanas de fuente: si una sección no tiene insumo, se registra su P y se marca pendiente, pero no se redacta a ciegas.
22
23## Arranque: detectar antes de preguntar
24
This is a preview of SKILL.md. Download or install the skill to get the whole thing.
In the file
SKILL.md2,129 words
Files2
LicenceApache-2.0
Why you can read it

Nothing in a skill executes. The client loads the text and the model follows it, so a skill can be audited the way a runbook is — by reading it.

What it costs in context

Skills are not billed by the call. They are paid for in context: every token the instructions occupy is a token your code, your diff and your conversation cannot use. Here is what this one takes and when it takes it.

≈290
always loaded
The name and description, so the model knows the skill exists and when to reach for it.
4,760
on trigger
The instruction body and 1 supporting file, read only when the skill fires.
2.5%
of a 200k window
Ten skills this size would take about 25% of the window before you open a file.
050k100k150k200k context window

5k tokens, estimated from the bundle at four bytes to the token, held for the rest of the session once it triggers. Heavy. Teams tend to install this one per project rather than globally, and load it only when the job comes up.

Servers bill, skills cost

A server charges by the month. A skill charges once per session, in context, and then keeps charging it for as long as the session lives.

Before and after

The same question, put to the same model twice: once as it comes, and once with these instructions loaded.

No worked example has been published for this skill yet.

The procedure it runs

The procedure has not been set out here step by step. It is in the body of its SKILL.md: the start of it is shown above, and the whole file comes with the install.

Prose, not code

These steps are written for a model to follow, not executed by a runtime. It can still be told to skip one, and it will say so when it does.

Servers it uses

None. This skill calls no MCP servers at all.

Everything it needs is in the instructions, so it works in a project with nothing connected — the model reads the file and changes how it works with what it can already reach.

Its SKILL.md does not declare which tools it asks the agent for, so what it touches is whatever the instructions themselves ask for — read them before you install it.

What it asks for
Writes filesnot declared
Network accessnot declared

This SKILL.md carries no allowed-tools line, so neither is declared. A skill grants no permissions of its own — it can only ask for tools your client already has.

What it will not do

Every skill is narrow, and the useful ones say where they stop. These are the jobs this one is the wrong tool for.

What this skill is not for has not been published here. Nothing is implied by that: it is a section the author has not filled in.

What is in the bundle

2 files, 20.2 kB on disk. A bundle is text throughout: the instructions the model reads, plus the templates it fills in.

  • SKILL.md14.5 kB
  • references/mermaid-templates.md5.7 kB
What is not in it

No dependencies and nothing executable: a skill is text the agent reads, so the bundle is 2 files you can review in full before installing. The Apache-2.0 licence covers the templates and examples as well as the instructions.

Install

Installing copies the bundle into your project. Nothing runs at install time — the files sit on disk until the model reads them.

# Onboarding and project documentation (snapshot in Notion) · 5k tokens when loaded · macOS, Linux mkdir -p .claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/onboarding-and-project-documentation-snapshot-in/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/onboarding-and-project-documentation-snapshot-in" ] && { [ ! -e .claude/skills/onboarding-and-project-documentation-snapshot-in ] || { mv .claude/skills/onboarding-and-project-documentation-snapshot-in "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/onboarding-and-project-documentation-snapshot-in" .claude/skills/ && echo "Installed .claude/skills/onboarding-and-project-documentation-snapshot-in"
On Windows, or any OS with Node 20+
npx mcprush@latest skill add alexismaya/onboarding-and-project-documentation-snapshot-in

Windows PowerShell says 'running scripts is disabled on this system'? Run Set-ExecutionPolicy -Scope CurrentUser RemoteSigned once, or type npx.cmd instead of npx (codex.cmd, gemini.cmd, grok.cmd likewise). PowerShell 7 needs neither. Writes to .claude/skills/onboarding-and-project-documentation-snapshot-in/ in the current project. For every project instead, run mkdir -p ~/.claude/skills && t=$(mktemp -d) && curl -fsSL -o "$t/bundle.tar.gz" https://mcprush.com/api/skills/onboarding-and-project-documentation-snapshot-in/bundle.tar.gz && tar -xzf "$t/bundle.tar.gz" -C "$t" && [ -d "$t/onboarding-and-project-documentation-snapshot-in" ] && { [ ! -e ~/.claude/skills/onboarding-and-project-documentation-snapshot-in ] || { mv ~/.claude/skills/onboarding-and-project-documentation-snapshot-in "$t/.previous" && echo "Previous copy moved to $t/.previous"; }; } && mv "$t/onboarding-and-project-documentation-snapshot-in" ~/.claude/skills/ && echo "Installed ~/.claude/skills/onboarding-and-project-documentation-snapshot-in" (macOS, Linux) — or add --global to the npx line. The curl line replaces .claude/skills/onboarding-and-project-documentation-snapshot-in/ only after the download succeeds, so files left there by another skill of the same name, or by an older release, do not mix in. A copy already there is moved aside, not deleted, and the line prints where. It appears as project-onboarding in Gemini CLI, Codex, Copilot and Grok (its own name); Claude Code lists it by the folder name, onboarding-and-project-documentation-snapshot-in.

Which clients pick it up on their own

A skill is a folder of text. Most of these read a skills folder and pick it up without being told; the rest take the same folder another way — an upload in the app, a parameter on an API call — and then choose it by its description just the same.

Claude Code.claude/skills/
Claude DesktopCustomize › Skills
ChatGPTSkills › Create › Upload
Cursor.cursor/skills/
VS Code.github/skills/
Codex CLI.agents/skills/
Gemini CLI.gemini/skills/
Grok Build.grok/skills/
Microsoft CopilotSkills › Upload a skill
PerplexityComputer › Skills › Upload a skill
DeepSeek Harness.dsh/skills/
Zed.agents/skills/
Devin Desktop.devin/skills/
Windsurf (legacy).windsurf/skills/
OpenAI Agents SDKInstructions or sandbox Skills
HTTP / APIa request parameter
This release
Versionnot versioned
Publishedno release date on file
PriceFree
Referencealexismaya/onboarding-and-project-documentation-snapshot-in

Versions

Its author publishes no version number, so there is nothing here to pin to: what you install is the folder as it stands today. Instructions change more often than APIs do — a skill can be rewritten entirely without anything it depends on moving.

Pinning

Nothing to pin to: this skill carries no version number of its own. What you install is what the folder holds on the day you install it.

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