TypeScript for Codex

2,236 mods tagged TypeScript that install into Codex, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.

Also for Codex: anthropic · Git and workflow · Web3 and blockchain · React · Python · openai · android · docker · Localization · bun · nextjs · Go

lynxlangya/knowject

Skill Codex

A Knowject skill that generates TypeScript types from an OpenAPI document, which describes an API's available requests and data shapes, and connects them to a typed client.

not rated 56 3mo ago A 213 tokens

cf7-sort-fuzzer

98

FlashNightModReborn/CrazyFlashNight

Skill Claude CodeCodex

A TypeScript fuzzing and benchmarking workflow for a sorting router. Fuzzing means sending varied or unexpected inputs to find errors; it runs without Flash.

not rated 55 yesterday A 0 tokens GPL-3.0

silo-code/silo

Skill Claude CodeCodex

Help the user design, write, compile, and install a Silo extension from a natural-language description. The extension follows the same format as any publishable Silo extension and can be shared via npm or a tarball URL when ready.

not rated 55 2d ago A SkillSpector: warn 53 tokens original MIT

webmcp-add-tool

100

agentcathq/webmcp-react

Skill Claude CodeCodex

Scaffolds a new WebMCP tool component using useMcpTool with Zod schema, handler, annotations, and wires it into the WebMCPProvider tree. Use when the user wants to expose functionality as an MCP tool, make something callable by AI, add a new tool, or create an AI-accessible action.

not rated 54 +8 changed 3d ago A SkillSpector: pass 73 tokens original MIT

dodopayments

101

dodopayments/dodopayments-typescript

MCP server Claude CodeCodexCursor +2

The official TypeScript library for the Dodo Payments API. Runs locally from the dodopayments npm package.

not rated 54 2d ago A tokens not measured original Apache-2.0

tuturuuu-cli-tasks

102

tutur3u/platform

Skill Codex

Capture, organize, and verify Tuturuuu tasks and templates through ttr.

not rated 53 changed yesterday A SkillSpector: pass 23 tokens original Apache-2.0

huly-cli

103

dearlordylord/huly-mcp

Skill Codex

Operate Huly through the @firfi/huly-cli executable. Use when a coding agent needs to authenticate, switch Huly workspaces or projects, discover commands, query structured Huly data, or perform confirmed Huly mutations from a shell or automation workflow.

not rated 51 +1 yesterday A SkillSpector: pass 56 tokens original MIT

deep-research

104

lvndry/jazz

Skill Claude CodeCodex

Conduct comprehensive multi-source research for complex questions using a team of specialist investigators. Use when the user asks a complicated question requiring multiple sources, in-depth analysis, cross-referencing, or expert-level research reports. Triggers on "research", "investigate", "deep dive", "analyze…

not rated 51 yesterday A SkillSpector: pass 75 tokens original MIT

js-gof

105

metarhia/metaskills

Skill Claude CodeCodex

Apply Gang of Four and related design patterns in JavaScript and TypeScript. Use when implementing creational, structural, or behavioral patterns, or when the user mentions factories, builder, prototype, flyweight, singleton, object pool, adapter, wrapper, decorator, proxy, bridge, composite, facade, chain of…

not rated 49 +1 1mo ago A SkillSpector: pass 107 tokens original MIT

release-gate-loop

106

KongFangXun/sofagent

Skill Claude CodeCodex needs its repo

A release check that tests a change, reports whether it passes, and can run a limited fix-and-retest cycle. A release is the act of making a software version available.

not rated 43 +1 changed 2d ago A SkillSpector: warn 59 tokens original MIT

ScriptingApp/scripting-app-development

Skill Claude CodeCodex

Develop, modify, debug, and validate Scripting App projects: TypeScript/TSX scripts, iOS-style pages, native APIs, Widgets, Live Activities, rich notifications, Shortcuts/Share Sheet intents, App Intents, and Safari browser scripts. Uses Scripting's official llms.txt as the API reference entry point.

not rated 42 +2 1mo ago A 72 tokens

mnemonica-core

108

wentout/mnemonica

Skill Claude CodeCodex

Instance inheritance system for JavaScript/TypeScript using prototype chains. Use when the user mentions mnemonica, define(), prototype inheritance, TypeRegistry, lookup, tactica, instance inheritance, or when working with the mnemonica core library. Covers: define() patterns, type-safe lookup with tactica…

not rated 41 2d ago A 93 tokens original MIT

effect-ts

109

joelhooks/effectts-skills

Skill Claude CodeCodex

Write idiomatic Effect v4 TypeScript following official best practices from effect-solutions and the Effect source. Use when writing, reviewing, or refactoring Effect code: services (ServiceMap.Service), layers and dependency injection, error handling (Schema.TaggedErrorClass), data modeling (Schema.Class, branded…

not rated 41 +2 3mo ago A Socket: passSnyk: pass 150 tokens

nodejs-sdk

110

pontjs/pontx

Skill Claude CodeCodex

Type-safe Node.js API client SDK with validation, mocking, retry, and logging. Use when building API clients for Node.js applications.

not rated 38 11d ago A 31 tokens

build-nitro-modules

111

riteshshukla04/agent-skills

Skill Claude CodeCodex

Builds React Native Nitro Modules from scratch in a monorepo. Scaffolds with Nitrogen, authors HybridObject TypeScript specs, generates native boilerplate, implements in C++/Swift/Kotlin, wires an example app, and prepares for npm publishing. Use when creating a new Nitro Module, implementing native functionality via…

not rated 36 5mo ago A 84 tokens

proompteng/bilig

Skill Claude CodeCodex needs its repo

Recalculate XLSX formula outputs in Node.js after cell edits without opening Excel, LibreOffice, or browser automation.

not rated 36 7d ago A SkillSpector: pass 32 tokens original MIT

mastering-typescript

113

SpillwaveSolutions/mastering-typescript-skill

Skill Claude CodeCodex

Master enterprise-grade TypeScript development with type-safe patterns, modern tooling, and framework integration. This skill provides comprehensive guidance for TypeScript 5.9+, covering type system fundamentals (generics, mapped types, conditional types, satisfies operator), enterprise patterns (error handling…

not rated 30 8mo ago A Socket: passSnyk: pass 133 tokens

office-open

114

DemoMacro/office-open

Skill Claude CodeCodex

Generate, parse, and patch Office Open XML documents (.docx, .pptx, .xlsx) using pure JSON options and functional API. Use when creating Word documents, PowerPoint presentations, or Excel spreadsheets with TypeScript — paragraphs, tables, images, charts, shapes, math equations, headers, footers, styles, effects…

not rated 30 +1 yesterday A SkillSpector: warn 115 tokens original MIT

developing-genkit-js

116

genkit-ai/skills

Skill Claude CodeCodex

Develop AI-powered applications using Genkit in Node.js/TypeScript. Use when the user asks about Genkit, AI agents, flows, or tools in JavaScript/TypeScript, or when encountering Genkit errors, validation issues, type errors, or API problems.

not rated 29 +1 changed 2d ago A Socket: passSnyk: pass 60 tokens

codex-tldraw-mcp

117

jananadiw/codex-tldraw-mcp

MCP server Claude CodeCodexCursor +2

A Codex stdio MCP server that generates repo-local tldraw diagrams and detects code graph drift. Runs locally from the codex-tldraw-mcp npm package. Needs 1 environment variable to run.

not rated 26 +1 2d ago A tokens not measured original MIT

raycast-extension

118

johnlindquist/claude

Skill Claude CodeCodex

Build Raycast extensions with React and TypeScript. Use when the user asks to create a Raycast extension, command, or tool.

not rated 25 8mo ago A 31 tokens

tale-project/tale

Skill Claude CodeCodex

Run this as the FINAL review step once you have finished a UI change you can load in a browser — it is the visual-regression gate, run once at the end (not after every edit), and the change is not done until it reports score: 100. It drives a real browser over the page, auto-detects its relevant elements (no…

not rated 25 yesterday A SkillSpector: pass 190 tokens original MIT

tomismeta/aperture

Skill Claude CodeCodex

Run Aperture Lab F-Stop on imported public trajectories, prepare review artifacts, compare disagreements, and propose bounded semantic-layer improvements under strict replay gates.

not rated 24 yesterday A SkillSpector: warn 38 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: