Agent skill

Typescript Advanced

by pedronauck in pedronauck/skills

Implement advanced TypeScript types, reusable type utilities, and compile-time contracts with generics, conditional/mapped types, and template literals.

No licenceAuto-check passedDevelopment

Install Typescript Advanced

skills CLI
$ npx skills add pedronauck/skills --skill typescript-advanced -a claude-code

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

GitHub CLI
$ gh skill install pedronauck/skills typescript-advanced --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/pedronauck/skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/mine/typescript-advanced .claude/skills/typescript-advanced && 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
typescript-advanced
GitHub stars
634
Used in
1 other repo
Token cost
~437 tokens
SKILL.md length
159 words
Files
5 (incl. references)
Skills in repo
65
Repo updated
First seen
Licence
None found

At a glance

Implement advanced TypeScript types, reusable type utilities, and compile-time contracts with generics, conditional/mapped types, and template literals.

  • Tasks that involve Type safety
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Typescript Advanced is an agent skill from pedronauck/skills. Implement advanced TypeScript types, reusable type utilities, and compile-time contracts with generics, conditional/mapped types, and template literals. Excludes basic syntax, JavaScript, and runtime validation.

Its SKILL.md is about 440 tokens, which your agent loads only when the skill is triggered. The skill folder holds 5 other files, including reference files (for example `references/advanced-patterns.md`, `references/best-practices.md` and `references/core-concepts.md`).

It sits in Development, covering Type safety. It works with TypeScript and JavaScript. The repository describes itself as: My personal favorite skills.

When your agent uses it

  • Tasks that involve Type safety

Example prompts

  • “/typescript-advanced”

What it can do on your machine

Read from SKILL.md and the folder at commit 0422940. 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

    No scripts in the folder and no shell commands in SKILL.md.

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

  • Network

    No URLs in SKILL.md.

    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

Typescript Advanced loads about 437 tokens when it runs, and up to ~6.5k if it reads all its reference files. Until then it costs about 58 tokens; SKILL.md has 159 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~58
When it runs · the whole SKILL.md, loaded when a task matches
~437
With references · SKILL.md plus every file in references/, read only if the agent opens them
~6.5k

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 159 words (~437 tokens).

“Use this skill when generic inference, conditional/mapped types, template literals, or a reusable type utility is the actual problem. Ordinary typed API, form, and state work uses its domain guidance unless advanced type behavior needs attention.”

— opening of SKILL.md by pedronauck
name
typescript-advanced
metadata.author
Pedro Nauck
metadata.github
https://github.com/pedronauck
metadata.repository
https://github.com/pedronauck/skills

Read the full SKILL.md on GitHub

Files

SKILL.md and 4 other files (references) in skills/mine/typescript-advanced of pedronauck/skills.

  • SKILL.md
  • references/advanced-patterns.md
  • references/best-practices.md
  • references/core-concepts.md
  • references/type-inference.md

Open the folder on GitHubat commit 0422940

Used in 1 other repository

We found 1 copy of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in pedronauck/skills, which our catalogue first saw on October 7, 2026.

Compare with similar skills

Typescript Advanced 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.

Typescript Advanced compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Typescript Advanced this skillpedronauck/skills6341 repos~437Automated safety check: PassNone
Convert Internal Package to TypeScriptTryGhost/Ghost55k—~1.2kAutomated safety check: PassMIT
Typescript Expertcin12211/orca-q22412 repos~3.7kAutomated safety check: PassMIT
Fallow Setupfallow-rs/fallow-skills129—~1.1kAutomated safety check: PassMIT
Typescript Best Practicesjwynia/agent-skills166—~2.5kAutomated safety check: PassMIT
Neo4j Driver Javascript Skillneo4j-contrib/neo4j-skills114—~3.5kAutomated safety check: NotesMIT

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Categories

Questions about Typescript Advanced

What does Typescript Advanced do?

Implement advanced TypeScript types, reusable type utilities, and compile-time contracts with generics, conditional/mapped types, and template literals. Typescript Advanced is an agent skill from pedronauck/skills. Implement advanced TypeScript types, reusable type utilities, and compile-time contracts with generics, conditional/mapped types, and template literals.

When should I use Typescript Advanced?

Typescript Advanced fits situations like: tasks that involve Type safety.

How do I install Typescript Advanced in Claude Code?

Run `npx skills add pedronauck/skills --skill typescript-advanced -a claude-code`. Or copy the skill folder (skills/mine/typescript-advanced in pedronauck/skills) into .claude/skills/typescript-advanced in your project. Claude Code loads it when a task matches its description.

How do I install Typescript Advanced in Codex?

Run `npx skills add pedronauck/skills --skill typescript-advanced -a codex`. Or copy the skill folder (skills/mine/typescript-advanced in pedronauck/skills) into .agents/skills/typescript-advanced in your project. Codex loads it when a task matches its description.

Can I use Typescript Advanced 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 pedronauck/skills --skill typescript-advanced -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/typescript-advanced, .gemini/skills/typescript-advanced, .github/skills/typescript-advanced and .opencode/skills/typescript-advanced in your project.

What does Typescript Advanced need to run?

SKILL.md names no scripts, command-line tools or credentials: Typescript Advanced is instructions for the agent only.

Does Typescript Advanced access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Typescript Advanced 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 Typescript Advanced use?

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

How many tokens does Typescript Advanced use?

About 437 tokens (SKILL.md is roughly 1.7k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 6.1k tokens, read only when the agent opens those files.

What are the alternatives to Typescript Advanced?

Skills that share tags, products or a category with Typescript Advanced: Convert Internal Package to TypeScript (TryGhost/Ghost, 55k stars), Typescript Expert (cin12211/orca-q, 224 stars), Fallow Setup (fallow-rs/fallow-skills, 129 stars) and Typescript Best Practices (jwynia/agent-skills, 166 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Typescript Advanced?

pedronauck (a GitHub user) maintains it in pedronauck/skills, which has 634 GitHub stars. The repository holds 65 skills in this directory. The repository was last updated on September 14, 2026.

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