Agent skill

Code Explainer

by sundial-org in sundial-org/awesome-openclaw-skills

Explain any code file in plain English. An agent skill from sundial-org/awesome-openclaw-skills.

No licenceAuto-check passedWriting & Content

Install Code Explainer

skills CLI
$ npx skills add sundial-org/awesome-openclaw-skills --skill code-explainer -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install sundial-org/awesome-openclaw-skills code-explainer --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/sundial-org/awesome-openclaw-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/code-explainer .claude/skills/code-explainer && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
code-explainer
GitHub stars
663
Token cost
~695 tokens
SKILL.md length
355 words
Files
2
Skills in repo
353
Repo updated
First seen
Licence
None found

At a glance

Explain any code file in plain English. An agent skill from sundial-org/awesome-openclaw-skills.

  • You need to understand unfamiliar code
  • SKILL.md covers Quick Start, What It Does, Usage Examples and Best Practices, plus 5 more sections
  • Calls npx
  • Tasks that involve Plain language and style rules

What it does

Code Explainer is an agent skill from sundial-org/awesome-openclaw-skills. Explain any code file in plain English. Use when you need to understand unfamiliar code.

Its SKILL.md is about 700 tokens, which your agent loads only when the skill is triggered. The skill folder holds 1 other file (for example `README.md`).

It sits in Writing & Content, covering Plain language and style rules. The repository describes itself as: Top OpenClaw skills, with the most popular and useful ones.

When your agent uses it

  • You need to understand unfamiliar code
  • Tasks that involve Plain language and style rules

Example prompts

  • “/code-explainer”

Requirements

  • Python 3
  • Node.js

What it can do on your machine

Read from SKILL.md and the folder at commit b80cde2. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • npx

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Links to these hosts (documentation or services it may open):

    • github.com
    • x.com
    • lxgicstudios.substack.com
    • lxgic.dev

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Code Explainer loads about 695 tokens when it runs. Until then it costs about 26 tokens; SKILL.md has 355 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~26
When it runs · the whole SKILL.md, loaded when a task matches
~695

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Without a licence we can't republish the file, so here is its outline and opening line. It has 355 words (~695 tokens).

“Ever open a file and have absolutely no idea what it does? Maybe you inherited a codebase, maybe it's your own code from six months ago. Either way, this tool reads any code file and explains it in plain English…”

— opening of SKILL.md by sundial-org
name
code-explainer

Read the full SKILL.md on GitHub

Files

SKILL.md and 1 other file in skills/code-explainer of sundial-org/awesome-openclaw-skills.

  • SKILL.md
  • README.md

Open the folder on GitHubat commit b80cde2

Compare with similar skills

Code Explainer next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Code Explainer compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Code Explainer this skillsundial-org/awesome-openclaw-skills663—~695Automated safety check: PassNone
Simple Issue Descriptionevery-app/open-seo23k1 repos~1.2kAutomated safety check: PassMIT
Technical Writing Standardcursor/plugins10k10 repos~2.4kAutomated safety check: PassNone
Docs Reader Reviewprisma/web1.1k—~2.4kAutomated safety check: PassNone
Chinese Technical Writingleter/zh-tech-writing334—~656Automated safety check: PassMIT
Readability FeedbackJetBrains/youtrackdb437—~2.3kAutomated safety check: PassApache-2.0

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  • Simple Issue Description

    every-app/open-seo

    Turn a rough bug report, feature request, support note, or pull request into a short, plain-language issue focused on the problem and desired behavior.

    23k GitHub starsUsed in 1 repo~1.2k tokens
    Writing & ContentAuto-check passed
  • Official

    Applies four layers of technical-writing rules to docs, RFCs, readmes, PR descriptions and commit messages so a tired engineer follows them on the first read.

    10k GitHub starsUsed in 10 repos~2.4k tokens
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    1.1k GitHub stars~2.4k tokensUpdated today
    Writing & ContentAuto-check passed
  • Chinese Technical Writing

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    Sets writing rules for Chinese technical docs: short plain sentences, consistent typography and a checklist for removing AI-sounding filler.

    334 GitHub stars~656 tokensUpdated 13 days ago
    Writing & ContentAuto-check passed
  • Readability Feedback

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    Official

    Audit a finished design document for hard-to-read or hard-to-understand paragraphs, then harden the house-style rules so future design docs avoid them.

    437 GitHub stars~2.3k tokensUpdated today
    Writing & ContentAuto-check passed
  • Nbj Write Clearly

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    Drafts, revises, and audits reader-first technical and product documentation.

    117 GitHub stars~1.1k tokensUpdated 1 mo ago
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Questions about Code Explainer

What does Code Explainer do?

Explain any code file in plain English. An agent skill from sundial-org/awesome-openclaw-skills. Code Explainer is an agent skill from sundial-org/awesome-openclaw-skills. Explain any code file in plain English.

When should I use Code Explainer?

Code Explainer fits situations like: you need to understand unfamiliar code; tasks that involve Plain language and style rules.

How do I install Code Explainer in Claude Code?

Run `npx skills add sundial-org/awesome-openclaw-skills --skill code-explainer -a claude-code`. Or copy the skill folder (skills/code-explainer in sundial-org/awesome-openclaw-skills) into .claude/skills/code-explainer in your project. Claude Code loads it when a task matches its description.

How do I install Code Explainer in Codex?

Run `npx skills add sundial-org/awesome-openclaw-skills --skill code-explainer -a codex`. Or copy the skill folder (skills/code-explainer in sundial-org/awesome-openclaw-skills) into .agents/skills/code-explainer in your project. Codex loads it when a task matches its description.

Can I use Code Explainer in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add sundial-org/awesome-openclaw-skills --skill code-explainer -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/code-explainer, .gemini/skills/code-explainer, .github/skills/code-explainer and .opencode/skills/code-explainer in your project.

What does Code Explainer need to run?

Going by SKILL.md and its folder, Code Explainer needs the command-line tools its instructions call (npx). Our summary lists: Python 3; Node.js.

Does Code Explainer access the network?

SKILL.md names 4 domains. As links in the text: github.com, x.com, lxgicstudios.substack.com and lxgic.dev. This is read from the text; nothing was executed.

Is Code Explainer safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Code Explainer use?

No licence was found for Code Explainer or its repository. Without one, default copyright applies: ask the author before reusing or redistributing it.

How many tokens does Code Explainer use?

About 695 tokens (SKILL.md is roughly 2.8k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Code Explainer?

Skills that share tags, products or a category with Code Explainer: Simple Issue Description (every-app/open-seo, 23k stars), Technical Writing Standard (cursor/plugins, 10k stars), Docs Reader Review (prisma/web, 1.1k stars) and Chinese Technical Writing (leter/zh-tech-writing, 334 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Code Explainer?

sundial-org (a GitHub organization) maintains it in sundial-org/awesome-openclaw-skills, which has 663 GitHub stars. The repository holds 353 skills in this directory. The repository was last updated on March 7, 2026.

Source: sundial-org/awesome-openclaw-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.