x-cmd

Value validation and environment detection tool for Shell scripts. Validates input types (integers, floats, IPs), compares file ages, detects runtime environments (TTY, WSL, Termux, Cygwin). Supports batch checking with exit code 0 success / 1 failure.…

Flutter cross-platform development guide covering widget patterns, Riverpod/Bloc state management, GoRouter navigation, performance optimization, and platform-specific implementations. Includes const optimization, responsive layouts, testing strategies, and…

React Native and Expo development guide covering components, styling, animations, navigation, state management, forms, networking, performance optimization, testing, native capabilities, and engineering (project structure, deployment, SDK upgrades, CI/CD).…

**IMPORTANT**: Before using any `x <mod>` command, you MUST load x-cmd first: `. ~/.x-cmd.root/X` Then you can: - Explore with `x nihao --llmstxt` - Discover skills via `x skill` x-cmd provides 600+ portable software and development tools (jq, nodejs, python,…

Unified compression and decompression tool. Core Scenario: When AI needs to handle various archive formats (zip, tar, gz, 7z, rar, zst, xz, bz2) in the terminal. x-cmd provides concise aliases and zero-dependency installation.

x-env is x-cmd's environment and package management module for installing and managing third-party software, programming language runtimes, and command-line tools. Use this skill when: installing or managing runtimes (node, python, go, bun, java, rust);…

Software installation assistant using x-cmd's install module. Use this skill whenever the user needs to query software installation methods, get installation commands, or understand how to install various software packages. Covers: getting installation…

x-mirror is a comprehensive mirror source management tool for various package managers. Use this skill whenever users need to configure, switch, or query package manager download mirrors. This skill handles: setting up and switching mirrors for package…

A logical analysis and reasoning tool for AI. Use when decomposing documents into structured knowledge, querying entities and relations, validating consistency, or indexing files. Trigger on "remember", "what do I know about", "link X to Y", "show…

Display CPU information and detect system endianness. Shows model, cores, frequency, vendor, cache size. **Dependency**: This is an x-cmd module. Install x-cmd first (see x-cmd skill for installation options). see x-cmd skill for installation.

Enhanced `ps` process viewer with interactive UI, fzf support, AI filtering, and CSV/JSON/TSV output formats. **Dependency**: This is an x-cmd module. Install x-cmd first (see x-cmd skill for installation options). see x-cmd skill for installation.

Change terminal command line prompt theme. Globally manage the display style of all x-cmd interactive components. Supports multiple theme vendors: theme, starship, ohmyposh. **Dependency**: This is an x-cmd module. Install x-cmd first (see x-cmd skill for…

Search Hacker News, Wikipedia, DuckDuckGo, RFC docs, and Stack Exchange from the command line. Zero barrier — install x-cmd and start searching. Use for "search", "hn", "hacker news", "wikipedia", "ddgo", "duckduckgo", "rfc", "stack overflow".

Search and read Wikipedia via x wkp — MediaWiki API, no API key, zero install; query, extract, suggest, and DDG route in one module. Load for wiki, wikipedia, encyclopedia lookup, article summary.

Root index of x-cmd skill0 sub-skills. Defines the OKR-style agent workflow (goal → rule-verified results → execute), skill discovery, and agent tooling preferences. Style: principle-first, concise, delegate specifics to authoritative external sources.

Goal-driven development loop — define objective, write rules with key-results, verify visually, sync to issue tracker.

目标驱动的开发循环 —— 定义目标、用关键结果写规则、可视化验证、同步到 issue tracker。

以系统允许的任何方式安装软件。推荐 `x install` —— 一个统一的入口，列出全部方式并挑选最佳； 外加 `x eget`/`x env use`/`x pixi` 渠道与系统包管理器（支持切换镜像）。所有 x-cmd 渠道都安装到 $HOME —— 无需 sudo，不污染系统。 适用于 "install"、"apt"、"brew"、"eget"、"pixi"、"package manager"、"mirror"。

devloop 的 issue 管理 —— 提供目标、rule.yml、关键结果与 issue 生命周期的模板。

x-cmd 模块 / 命令 / 子命令的命名框架。主观 + 场景驱动；本 skill 是一个薄壳，不是规则手册。三层结构： 调研（目标）、naming.<user-task>.yml（OKR + 会话记录，是一份 .rule 文件）、naming.okr-creator.yml（对会话进行审计的 meta-rule）。

通过 TSV append-only log 实现的类型化知识图谱 —— entity CRUD、有向关系、schema 校验、多跳推理。CLI 通过 `x ondb`，协议可由 AWK/Python/JS/SQLite 读取。

x-cmd 的 prompt 工程约定 —— 通过模板变量复用、约定结构、安全强制模式。

agent 克隆仓库位置与 worktree 布局的约定 + 工具。默认 bare repo 在 `~/.x-repo/.bare/<provider>/<owner>/<name>.git`，linked working tree 在 `~/.x-repo/<provider>/<owner>/<name>[/@<wtname>]` 下。通过 `x repo ls` 发现。worktree 管理通过 `x repo wt`。适用于 "where to clone"、"git clone…

基于规则的合规检查 —— 找出问题、保证最低质量。与 `x rule` 配对使用 shell 工作流；rule vs score 的取舍见 rule-vs-score.md。

Author GitHub Actions workflows that use x-cmd/action — the portable-action pattern for shell-first CI. Use when the user asks to write, fix, or review a GitHub Actions workflow that should run x-cmd commands or be portable between local and CI.