The request names 'skill-creator', a skill-authoring guide rather than a standalone product. Several sources show a skill-creator skill: Anthropic's and Openai's pages list one for creating and improving agent skills 45, and LangChain's source is about its agent platform, which covers agent building 1. The most direct match for creating skills is the skill-creator guide offered by the Anthropic and OpenAI entries.
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Openaiopenai.comverified and signed
Its indexed skill-creator guide walks through creating effective skills that extend Codex's capabilities with specialized knowledge, workflows, or tool integrations 5.
official:MCP server · mcp-extensionsAPI · OpenAI APISDK · openailibrary · OpenAICLI · openai-whisper+177 community tools built for it
for agents: skill-creator · skill-installer · cli-creator
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LangChainlangchain.comverified and signed
Its open agent engineering platform lets teams build agents and customize agent patterns, and its indexed skill-creator action is a guide for creating agent skills 1.
+163 community tools built for it
for agents: skill-creator · deep-agents-core · deep-agents-orchestration
Sources
- 1LangChain: the open agent platform to own your intelligencelangchain.com · read 2026-10-29
- 4Home \ Anthropicanthropic.com · read 2026-10-29
- 5Openaiopenai.com ·
For agents: the 10 actions behind this answer
skill-creator · skill-creator verified and signed
Guide for creating effective skills that extend agent capabilities with specialized knowledge, workflows, or tool integrations. Use this skill when the user asks to: (1) create a new skill, (2) make a skill, (3) build a skill, (4) set up a skill, (5) initialize a skill, (6) scaffold a skill, (7) upd
microsoft-skill-creator · microsoft-skill-creator verified and signed
Create agent skills for Microsoft technologies using Learn MCP tools. Use when users want to create a skill that teaches agents about any Microsoft technology, library, framework, or service (Azure, .NET, M365, VS Code, Bicep, etc.). Investigates topics deeply, then generates a hybrid skill storing
skill-creator · skill-creator verified and signed
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.
skill-creator · skill-creator verified and signed
Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better t
skill-creator · skill-creator verified and signed
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Codex's capabilities with specialized knowledge, workflows, or tool integrations.
create-skill · create-skill verified and signed
Scaffolds new agent skills for the dotnet/skills repository. Use when creating a new skill, generating SKILL.md files, writing a skill description that the runtime will actually route to, or setting up skill directory structures. Handles frontmatter generation, section templates, and validation guid
skill-creator · skill-creator verified and signed
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Gemini CLI's capabilities with specialized knowledge, workflows, or tool integrations.
skill-creator · skill-creator verified and signed
Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better t
skill-writer · skill-writer verified and signed
Create, synthesize, and iteratively improve agent skills following the Agent Skills specification. Use when asked to "create a skill", "write a skill", "synthesize sources into a skill", "improve a skill from positive/negative examples", "update a skill", or "maintain skill docs and registration". H
rssSkillCreate · Cloudflare API verified and signed
Create Threat Signals skill
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