xmake-packages

xmake-packages is a skill for Claude Code from xmake-io/xmake-skills. It costs 49 tokens per session (581 once invoked), scanned A, original, Apache-2.0.

A guide for adding third-party C and C++ libraries to projects managed with Xmake, including versions and package options.

In plain words
What is it for?
Use it to add, version, configure, or make optional libraries available through Xmake and its xrepo package manager.
Why use it?
It explains how to declare dependencies and connect them to a build target without manually configuring every include path and link.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the xmake-skills plugin — 58 skills shipped together

Good fit Use it to add, version, configure, or make optional libraries available through Xmake and its xrepo package manager.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/xmake-io/xmake-skills/xmake-packages
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.

Any agent
npx skills add xmake-io/xmake-skills --skill xmake-packages
Clone the repo
git clone --depth 1 https://github.com/xmake-io/xmake-skills

Made for: Claude Code.

Or install xmake-skills, the plugin that ships this one along with the rest of its 58 skills.

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 xmake-packages

README.md
[![agentmods](https://agentmods.dev/badge/skills/xmake-io/xmake-skills/xmake-packages/github.svg)](https://agentmods.dev/skills/xmake-io/xmake-skills/xmake-packages)
Your own site
<a href="https://agentmods.dev/skills/xmake-io/xmake-skills/xmake-packages"><img src="https://agentmods.dev/badge/skills/xmake-io/xmake-skills/xmake-packages/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 xmake-packages

Your own site · 80×15
<a href="https://agentmods.dev/skills/xmake-io/xmake-skills/xmake-packages"><img src="https://agentmods.dev/badge/skills/xmake-io/xmake-skills/xmake-packages.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 49 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 581 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00049 $0.00581
Opus 5 $0.00024 $0.00291
Sonnet 5 $0.00010 $0.00116
Haiku 4.5 $0.00005 $0.00058

Measured 12d ago against content hash 08cf20b8f97b, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

xmake-packages 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 12d ago.

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.

skills/project-config/xmake-packages/SKILL.md · 85 lines

What it actually says

Xmake Packages

Xmake has a built-in package manager (xrepo) that fetches and builds C/C++ dependencies and wires them into your targets.

Adding a dependency

add_requires("fmt 10.2.1", "spdlog")

target("app")
    set_kind("binary")
    add_files("src/*.cpp")
    add_packages("fmt", "spdlog")

add_requires declares what you need (and optionally a version). add_packages attaches the package to a specific target, adding its includes, links, and defines automatically.

Version selectors

add_requires("zlib 1.3.x")        -- semver range
add_requires("openssl >=3.0")
add_requires("cmake master")      -- branch
add_requires("boost 1.84.0")

Package options

add_requires("boost", {configs = {regex = true, system = true, shared = false}})
add_requires("ffmpeg", {configs = {shared = true, gpl = false}})

Options map to the package's own configurable features — check the package with xrepo info <name>.

Optional and system packages

add_requires("mysql", {optional = true})          -- build continues if missing
add_requires("zlib", {system = true})             -- only use the system copy
add_requires("zlib", {system = false})            -- force xrepo to build it

Conditional / platform-specific

if is_plat("linux") then
    add_requires("libuuid")
end

add_requires("directxtk", {plat = "windows"})

Private repositories

add_repositories("my-repo https://github.com/me/my-xmake-repo.git")
add_requires("mypkg")

CLI — xrepo

xrepo search fmt
xrepo info fmt
xrepo install "fmt 10.2.1"
xrepo env -b fmt bash          # shell with fmt on PATH/PKG_CONFIG_PATH

Troubleshooting

  • Force a rebuild of a package: xmake require --force fmt
  • Clear the package cache: xmake require --clean
  • Show resolved packages: xmake require --info fmt

When to branch out

  • Exposing package usage behind an option → xmake-options
  • Cross-compiled packages → xmake-toolchains
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. 12d ago First seen · 85 lines · 49 tokens per session scan A 08cf20b8f97b

Subscribe to this mod's changes

xmake-packages is a skill published in the GitHub repository xmake-io/xmake-skills (24 stars, last pushed 19d ago), licensed Apache-2.0. It adds 49 tokens to every session and 581 once invoked, about $0.0002 per session on Opus 5. 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.

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