tree-sitter-language-pack

tree-sitter-language-pack is a plugin for Claude Code from xberg-io/tree-sitter-language-pack. Its manifest loads nothing; the 7 skills, 1 MCP server it bundles cost 417 tokens per session together, scanned A, original, MIT.

A plugin that uses tree-sitter, a code parser, to read the structure of programs in 371 programming languages.

In plain words
What is it for?
Use it for code intelligence, static analysis, extracting program structure, and dividing code into syntax-aware chunks.
Why use it?
It helps coding tools understand imports, symbols, syntax, and code sections instead of treating source files as plain text.

Plugin for Claude Code

Written for Claude Code: ${CLAUDE_PLUGIN_ROOT} variable.

Good fit Use it for code intelligence, static analysis, extracting program structure, and dividing code into syntax-aware chunks.

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Install in Claude Code
/plugin marketplace add xberg-io/tree-sitter-language-pack
/plugin install tree-sitter-language-pack
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Clone the repo
git clone --depth 1 https://github.com/xberg-io/tree-sitter-language-pack

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for tree-sitter-language-pack

README.md
[![agentmods](https://agentmods.dev/badge/plugins/xberg-io/tree-sitter-language-pack/plugin/github.svg)](https://agentmods.dev/plugins/xberg-io/tree-sitter-language-pack/plugin)
Your own site
<a href="https://agentmods.dev/plugins/xberg-io/tree-sitter-language-pack/plugin"><img src="https://agentmods.dev/badge/plugins/xberg-io/tree-sitter-language-pack/plugin/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for tree-sitter-language-pack

Your own site · 80×15
<a href="https://agentmods.dev/plugins/xberg-io/tree-sitter-language-pack/plugin"><img src="https://agentmods.dev/badge/plugins/xberg-io/tree-sitter-language-pack/plugin.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session not measured What this adds to a session before it is invoked.
When invoked not measured The manifest loads nothing itself; its 7 skills, 1 MCP server cost 417 tokens a session between them.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Security

Grade A, and why

tree-sitter-language-pack scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured yesterday.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugin/.claude-plugin/plugin.json · 31 lines

What it actually says

{
  "name": "tree-sitter-language-pack",
  "description": "Parse and extract code intelligence from 372 programming languages with tree-sitter — structure, imports, symbols, and syntax-aware chunking.",
  "version": "1.22.2",
  "author": {
    "name": "Kreuzberg, Inc.",
    "email": "[email protected]",
    "url": "https://xberg.io"
  },
  "homepage": "https://xberg.io",
  "repository": "https://github.com/xberg-io/tree-sitter-language-pack",
  "license": "MIT",
  "keywords": [
    "tree-sitter",
    "code-intelligence",
    "parsing",
    "chunking",
    "static-analysis"
  ],
  "mcpServers": {
    "tree-sitter-language-pack": {
      "command": "${CLAUDE_PLUGIN_ROOT}/scripts/mcp-launch.sh",
      "args": [
        "mcp",
        "--transport",
        "stdio"
      ]
    }
  }
}
Files

What ships with it

1 file beside plugin.json in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. yesterday Changed · -1 lines b707ef569c33
  2. 3d ago Changed c6c58e73e5f2
  3. 5d ago Changed a46739d1080d
  4. 11d ago Changed 79f635e59dd3
  5. 1mo ago Changed aa2d164178b9
  6. 1mo ago Changed ba7e2dde48df
  7. 1mo ago Changed cdac36605027
  8. 1mo ago Changed d8a6803d7432
  9. 1mo ago Changed c185441d0d31
  10. 1mo ago First seen · 32 lines scan A 2f1d599ccbea

Subscribe to this mod's changes

tree-sitter-language-pack is a plugin published in the GitHub repository xberg-io/tree-sitter-language-pack (476 stars, last pushed yesterday), licensed MIT. Its token cost is not measured: this kind of file is read by the harness, not the model. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.