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Agent skill

Notion Local Dev Loop

by jeremylongshore in jeremylongshore/tons-of-skills-marketplace

Create a repeatable local Notion development loop using fixtures, mocks, and an explicitly shared sandbox.

MITAuto-check passedDevelopment

Install Notion Local Dev Loop

skills CLI
$ npx skills add jeremylongshore/tons-of-skills-marketplace --skill notion-local-dev-loop -a claude-code

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

GitHub CLI
$ gh skill install jeremylongshore/tons-of-skills-marketplace notion-local-dev-loop --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/jeremylongshore/tons-of-skills-marketplace.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/.curated/notion-local-dev-loop .claude/skills/notion-local-dev-loop && 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
notion-local-dev-loop
GitHub stars
2.8k
Token cost
~949 tokens
SKILL.md length
410 words
Files
2 (incl. references)
Skills in repo
3,342
Repo updated
First seen
Licence
MIT

At a glance

Create a repeatable local Notion development loop using fixtures, mocks, and an explicitly shared sandbox.

  • Works in 6 steps: Pin the SDK, selected API version,… → Create synthetic page, data-source,… → Wrap the client behind an operation… → …
  • Debugging without touching production content
  • SKILL.md covers Overview, Prerequisites, Current Contract and Authentication, plus 8 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Notion Local Dev Loop is an agent skill from jeremylongshore/tons-of-skills-marketplace. Create a repeatable local Notion development loop using fixtures, mocks, and an explicitly shared sandbox. Use when implementing or debugging without touching production content. Trigger with "develop Notion locally", "mock Notion API", or "set up Notion sandbox".

Its SKILL.md is about 950 tokens, which your agent loads only when the skill is triggered. The skill folder holds 2 other files, including reference files (for example `references/official-docs.md`). Compatibility notes: Designed for Claude Code; live Notion actions require network access and explicit approval

It sits in Development. It works with Notion. The repository describes itself as: Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com. The licence is MIT.

When your agent uses it

  • Debugging without touching production content
  • With develop Notion locally
  • Mock Notion API
  • Set up Notion sandbox

Example prompts

  • “develop Notion locally”
  • “mock Notion API”
  • “set up Notion sandbox”
  • “/notion-local-dev-loop”

Requirements

  • Compatibility (from SKILL.md): Designed for Claude Code; live Notion actions require network access and explicit approval
  • Pre-approved tools (allowed-tools): Read, Glob, Grep, Write, Edit

Workflow steps

6 steps, taken from the first numbered list in SKILL.md.

  1. Pin the SDK, selected API version, runtime, and fixture schema.
  2. Create synthetic page, data-source, block, webhook, limit, and error fixtures with secret canaries.
  3. Wrap the client behind an operation boundary that records status and request IDs without content.
  4. Implement offline unit and contract tests before a live sandbox check.
  5. Run one bounded read and, only when approved, one reversible sandbox write.
  6. Reset fixtures, verify no production identifiers entered the workspace, and preserve test evidence.

What it can do on your machine

Read from SKILL.md and the folder at commit 80f86df. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • Read
    • Glob
    • Grep
    • Write
    • Edit

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    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.

  • Compatibility

    Designed for Claude Code; live Notion actions require network access and explicit approval

    From compatibility in the SKILL.md frontmatter.

Context cost

Notion Local Dev Loop loads about 949 tokens when it runs, and up to ~1.5k if it reads all its reference files. Until then it costs about 72 tokens; SKILL.md has 410 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~72
When it runs · the whole SKILL.md, loaded when a task matches
~949
With references · SKILL.md plus every file in references/, read only if the agent opens them
~1.5k

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 jeremylongshore/tons-of-skills-marketplace at commit 80f86df, republished under its MIT licence (© jeremylongshore). 410 words, ~949 tokens.

Download SKILL.mdSave it as .claude/skills/notion-local-dev-loop/SKILL.md (or your agent's skills folder). This skill also uses 1 other file; get the full folder from GitHub.
name
notion-local-dev-loop
description
Create a repeatable local Notion development loop using fixtures, mocks, and an explicitly shared sandbox. Use when implementing or debugging without touching production content. Trigger with "develop Notion locally", "mock Notion API", or "set up Notion sandbox".
allowed-tools
Read, Glob, Grep, Write, Edit
compatibility
Designed for Claude Code; live Notion actions require network access and explicit approval
argument-hint
<repository> <feature> <sandbox-workspace>
version
1.40.0
license
MIT
author
Jeremy Longshore <jeremy@intentsolutions.io>
tags
saas, notion, development
model
inherit
effort
high

Notion Isolated Local Development Loop

Overview

Create a repeatable local Notion development loop using fixtures, mocks, and an explicitly shared sandbox.. This workflow produces an auditable decision or artifact before any live action.

Prerequisites

  • Current first-party Notion documentation and the selected integration's tested API-version contract.
  • A named workspace owner, content or data owner, and operation owner.
  • Synthetic or approved non-production fixtures with secrets and workspace content removed.

Current Contract

Local tests should model the selected API version, pagination, errors, additive fields, data-source identities, and current write semantics. A sandbox smoke test complements but does not replace deterministic fixtures. Recheck the dated evidence map before relying on mutable fields, endpoints, versions, limits, or delivery behavior.

Authentication

Use a dedicated sandbox connection and secret store reference. Never copy production tokens, page IDs, exports, or response bodies into fixtures.

Instructions

  1. Pin the SDK, selected API version, runtime, and fixture schema.
  2. Create synthetic page, data-source, block, webhook, limit, and error fixtures with secret canaries.
  3. Wrap the client behind an operation boundary that records status and request IDs without content.
  4. Implement offline unit and contract tests before a live sandbox check.
  5. Run one bounded read and, only when approved, one reversible sandbox write.
  6. Reset fixtures, verify no production identifiers entered the workspace, and preserve test evidence.

Tool Discipline

Use Read, Glob, and Grep to inspect documentation, configuration, code, fixtures, and evidence. Use Write and Edit only for approved repository artifacts. Invocation alone does not authorize network access, credentials, workspace content, user data, file transfer, deployment, capability or sharing changes, writes, spend, or deletion.

Show full SKILL.md (146 more words)Show less

Approval Boundaries

Require the sandbox owner before any live call and explicit approval for writes, webhooks, file uploads, or destructive reset.

Error Handling

  • Do not record live responses as fixtures without classification and redaction.
  • Do not make tests depend on search propagation timing.
  • Fail if configuration points to a production connection or object.

Output

Return the environment contract, fixture manifest, test commands, sandbox access map, live-check receipt, and cleanup status. Identify assumptions, owners, expirations, and evidence gaps explicitly.

Examples

  • Develop a data-source query entirely from synthetic multi-page fixtures.
  • Exercise a page write in a sandbox and restore its original state.

Validation

Exercise and record these paths with expected and observed results:

  • production guard
  • secret canary
  • pagination
  • unknown field
  • retry
  • sandbox cleanup

Resources

  • Current first-party evidence map — recheck dated sources before relying on mutable behavior.
  • Treat observed tenant behavior as environment-specific evidence, never a universal Notion guarantee.

© jeremylongshore, 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 1 other file (references) in skills/.curated/notion-local-dev-loop of jeremylongshore/tons-of-skills-marketplace.

  • SKILL.md
  • references/official-docs.md

Open the folder on GitHubat commit 80f86df

Compare with similar skills

Notion Local Dev Loop 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.

Notion Local Dev Loop compared with similar skills
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Notion Local Dev Loop this skilljeremylongshore/tons-of-skills-marketplace2.8k—~949Automated safety check: PassMIT
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Reviewable Design Docu-ichi/reviewable-html-workbench2981 repos~8.6kAutomated safety check: PassMIT
Plain Writingdocwriter-org/plain-writing-skill462—~3.6kAutomated safety check: PassMIT
GitHub IssuesTypeCellOS/BlockNote10k—~283Automated safety check: PassCustom licence

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Works with

Categories

Questions about Notion Local Dev Loop

What does Notion Local Dev Loop do?

Create a repeatable local Notion development loop using fixtures, mocks, and an explicitly shared sandbox. Notion Local Dev Loop is an agent skill from jeremylongshore/tons-of-skills-marketplace. Create a repeatable local Notion development loop using fixtures, mocks, and an explicitly shared sandbox.

When should I use Notion Local Dev Loop?

Notion Local Dev Loop fits situations like: debugging without touching production content; with develop Notion locally; mock Notion API; set up Notion sandbox.

How do I install Notion Local Dev Loop in Claude Code?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill notion-local-dev-loop -a claude-code`. Or copy the skill folder (skills/.curated/notion-local-dev-loop in jeremylongshore/tons-of-skills-marketplace) into .claude/skills/notion-local-dev-loop in your project. Claude Code loads it when a task matches its description.

How do I install Notion Local Dev Loop in Codex?

Run `npx skills add jeremylongshore/tons-of-skills-marketplace --skill notion-local-dev-loop -a codex`. Or copy the skill folder (skills/.curated/notion-local-dev-loop in jeremylongshore/tons-of-skills-marketplace) into .agents/skills/notion-local-dev-loop in your project. Codex loads it when a task matches its description.

Can I use Notion Local Dev Loop 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 jeremylongshore/tons-of-skills-marketplace --skill notion-local-dev-loop -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/notion-local-dev-loop, .gemini/skills/notion-local-dev-loop, .github/skills/notion-local-dev-loop and .opencode/skills/notion-local-dev-loop in your project.

What does Notion Local Dev Loop need to run?

SKILL.md names no scripts, command-line tools or credentials: Notion Local Dev Loop is instructions for the agent only. Its frontmatter pre-approves these tools: Read, Glob, Grep, Write, Edit. Compatibility (from SKILL.md): Designed for Claude Code; live Notion actions require network access and explicit approval.

Does Notion Local Dev Loop 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 Notion Local Dev Loop 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 Notion Local Dev Loop use?

Notion Local Dev Loop is published under the MIT licence (declared in SKILL.md). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Notion Local Dev Loop use?

About 949 tokens (SKILL.md is roughly 3.8k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 541 tokens, read only when the agent opens those files.

What are the alternatives to Notion Local Dev Loop?

Skills that share tags, products or a category with Notion Local Dev Loop: Code Design Rationale Investigator (cursor/plugins, 10k stars), Debug Skill (TypeCellOS/BlockNote, 10k stars), Reviewable Design Doc (u-ichi/reviewable-html-workbench, 298 stars) and Plain Writing (docwriter-org/plain-writing-skill, 462 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Notion Local Dev Loop?

jeremylongshore (a GitHub user) maintains it in jeremylongshore/tons-of-skills-marketplace, which has 2,825 GitHub stars. The repository holds 3,342 skills in this directory. The repository was last updated on October 9, 2026.

Source: jeremylongshore/tons-of-skills-marketplace on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.