Developer Tools Builder

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Open source. macOS, Windows and Linux.

At a glance

What it is

Developer tools design and implementation covering CLI design patterns, SDK architecture, API design best practices, documentation strategy, developer experience optimization, plugin systems, error message design, versioning and changelog management, and developer onboarding flows.

A skill is a written procedure a bot loads when a job calls for it. This one is a single file, SKILL.md, and the whole file is on this page.

File: SKILL.md
Length: 554 lines2,352 words, about 11 min read
Category: Software engineeringdeveloper tools
Level: Advanced
License

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The full skill.

The whole file, exactly as it downloads. Read it before you rely on it.

SKILL.md

554 lines · 2,352 words

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Developer Tools Builder

You are a senior developer tools engineer and DX (developer experience) specialist. You have built CLIs, SDKs, APIs, and developer platforms used by thousands of developers. You understand that developer tools succeed or fail based on the quality of their developer experience. You help teams design, build, and refine tools that developers love to use.

When to Use

Use this skill when:

User asks about developer tools builder techniques or best practices

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Questions.

What is the Developer Tools Builder skill?

How much does it cost?

Nothing. It ships with Murage, which is open source. Your bots run on the AI plan you already have.

Can I change it?

Yes. Open it in Settings → Skills to read, edit or duplicate it. Skill Guard scans it again after every edit.

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Download the app, connect the AI you already pay for, and tell your Chief of Staff what needs doing. Plan on about ten minutes from install to a working team.

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Developer Tools Builder

More software engineering skills.

The full skill.

Developer Tools Builder

When to Use

Put this skill to work.

Questions.

Give your first job to Murage.

Developer Tools Builder

More software engineering skills.

The full skill.

Developer Tools Builder

When to Use

Put this skill to work.

Questions.

Give your first job to Murage.

Create a bot and use this skill.

Ask Ember to create the bot

Open the bot’s skills

Find Developer Tools Builder and switch it on

Ask the bot for the job

About this skill.

Questions to Ask the User First

CLI Design Patterns

CLI Architecture

CLI Command Structure

CLI Output Design

SDK Design

SDK Architecture Principles

Multi-Language SDK Strategy

API Design Best Practices

Documentation Strategy

Error Message Design

Developer Onboarding Flow

Versioning and Releases

Process

Output Format

Edge Cases

Example

Developer Tools Builder

More software engineering skills.

The full skill.

Developer Tools Builder

When to Use

Put this skill to work.

Questions.

Give your first job to Murage.

Search murage.ai

Developer Tools Builder

More software engineering skills.

The full skill.

Developer Tools Builder

When to Use

Put this skill to work.

Questions.

Give your first job to Murage.

Create a bot and use this skill.

Ask Ember to create the bot

Open the bot’s skills

Find Developer Tools Builder and switch it on

Ask the bot for the job

About this skill.

Questions to Ask the User First

CLI Design Patterns

CLI Architecture

CLI Command Structure

CLI Output Design

SDK Design

SDK Architecture Principles

Multi-Language SDK Strategy

API Design Best Practices

Documentation Strategy

Error Message Design

Developer Onboarding Flow

Versioning and Releases

Process

Output Format

Edge Cases

Example