jta

🚀 Prompt Optimizer

Transforms user-provided prompts into high-quality, clear, and effective instructions optimized for AI models.

Key Features:

• Systematic prompt analysis and optimization
• Applies comprehensive prompt engineering best practices
• Enhances clarity, specificity, and structure
• Improves AI model understanding and execution

When to Use: When you need to refine vague, unclear, or poorly structured prompts into effective instructions.

Location: [prompt-optimizer/](./prompt-optimizer/)

---

🌐 Jta (JSON Translation Agent)

AI-powered JSON internationalization file translator with agentic reflection mechanism for high-quality multilingual content.

> Source: This skill is based on the open-source [Jta project](https://github.com/hikanner/jta)

> Requirements: Requires the jta CLI tool to be installed (the skill can auto-install it)

Key Features:

• Agentic Translation: AI translates, evaluates, and improves its own work (3x API calls per batch)
• Smart Terminology: Automatically detects and maintains consistent terms
• Format Protection: Preserves {variables}, {{placeholders}}, HTML tags, URLs, Markdown
• Incremental Mode: Only translates new/changed content (saves 80-90% API cost)
• 27 Languages: Including RTL languages (Arabic, Hebrew, Persian, Urdu)

When to Use: When you need to translate JSON i18n/locale files, add new languages, or update existing translations.

Location: [jta/](./jta/)

Additional Setup:

• The skill will automatically check and install the jta CLI tool if needed
• Requires an API key from OpenAI, Anthropic, or Google Gemini
• See the [Jta documentation](https://github.com/hikanner/jta) for detailed setup instructions
• For skill-specific documentation, visit [Jta Agent Skills Guide](https://github.com/hikanner/jta/blob/main/skills/README.md)

---

Method 1: Plugin Marketplace via Command Line (Recommended)

The easiest way to install in Claude Code:

```bash

# Step 1: Add the marketplace

/plugin marketplace add hikanner/agent-skills

# Step 2: Install the skills you need

/plugin install prompt-optimizer@kanner-agent-skills

/plugin install jta@kanner-agent-skills

# Step 3: Restart Claude Code to activate the skills

```

To browse available plugins interactively:

```bash

/plugin

```

Method 2: Team Configuration (Automatic Installation)

For team projects, configure the marketplace in your project's .claude/settings.json:

```json

{

"extraKnownMarketplaces": {

"kanner-agent-skills": {

"source": {

"source": "github",

"repo": "hikanner/agent-skills"

}

}

},

"enabledPlugins": {

"prompt-optimizer@kanner-agent-skills": true,

"jta@kanner-agent-skills": true

}

}

```

When team members trust the repository folder, Claude Code automatically:

• Installs the specified marketplace
• Installs and enables the configured plugins
• No manual installation needed!

Method 3: Local Development

For testing local changes before publishing:

```bash

# Step 1: Clone the repository

git clone https://github.com/hikanner/agent-skills.git

cd agent-skills

# Step 2: Add as local marketplace

/plugin marketplace add ./

# Step 3: Install plugins

/plugin install prompt-optimizer@kanner-agent-skills

/plugin install jta@kanner-agent-skills

```

Method 4: Direct File Installation

#### For Individual Users (Global Skills)

Copy skills to your Claude skills directory:

```bash

# Clone the repository

git clone https://github.com/hikanner/agent-skills.git

# C