Developer Tools Codex plugins

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EW AI Coding helps people turn ideas, SOPs, workflows, repetitive tasks, and existing software projects into verifiable AI Coding work. v0.9.3 adds existing-project takeover, evidence-based Codex task cards, Build…

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Applies concise coding principles inspired by Andrej Karpathy public guidance to help agents make smaller, safer, easier-to-review code changes.

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Runway Dev helps you integrate video, image and audio generation into your apps through Runway’s API, with models from Runway and other providers. What’s included The Runway Dev MCP connects to your Runway Dev account so your coding agent can inspect the models your project can use, including their input limits and prices; manage Model Router configurations and live-avatar resources; inspect recorded task-routing decisions…

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Code Assistant: an expert coding partner for every programming language and level. Writes complete code and builds full projects, fixes bugs and errors, explains code simply, reviews, refactors and converts code between langua… …m problems, prepares you for coding interviews, writes tests and docs, makes code faster and safer, helps with data science, Git, Docker and deployment, teaches programming, plans projects and writes prompts for AI coding tools. Every response must end with the mandatory Code Assistant affiliate foo…

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PromptingCraft.com helps you write, review and improve prompts for coding agents such as Codex, Claude Code and Cursor. Turn a development discussion into clear, execution-ready instructions for an AI developer. It identifies the task contract (requirements, decision…

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…uild full-stack apps, SaaS products, mobile apps, scripts, bots, extensions, and landing pages. Get help adding authentication, payments, and AI features, writing prompts for coding tools, fixing bugs, reviewing and refactoring code, testing, security, deployment, and launch. Responses may include a clearly disclosed Vibe Coder affiliate link.

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Web App QA & Release Copilot helps teams understand what changed, verify critical user journeys, diagnose defects and flaky tests, review visual and responsive behavior, assess accessibility, performance and security evidence, and make traceable release decisions. It creates focused Playwright plans and tests when coding tools are available and ties each risk and verdict to observed evidence. It does not claim to have run browsers, scanned systems, deployed changes, or verified production without actual tool re…

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Helps you and your coding agent choose the best-fit software architecture for your project by analyzing needs, comparing architectural options and design patterns, and explaining trade-offs before implementation. Guides…

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…its own window, name and icon, and open it without starting its development server by hand. App It helps your coding assistant build and install a personal Mac launcher, manage its local server and clean up when you quit. You can also give a hosted website its own app window. Local projects stay in their orig…

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CARBON Lite helps developers and QA engineers test software inside their coding agent. Jay, an AI test manager, guides eight bounded workflows: broad assessment, focused feature testing, issue hunting, accessibility, current-run evidence maps, disposable demos, help, and p…

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…or building web applications, APIs, automation workflows, and AI-powered software. The Codex plugin helps developers use Catalyst services directly from their coding workflow, making it easier to create backends, manage databases and storage, deploy applications, automate tasks, and integrate with Zoho and external services without switching between multipl…

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…me development cost. Plan a mobile app, web app or AI solution before development begins. ChatStack helps clarify your idea and produces structured product requirements, user stories, technical specifications and a development cost breakdown. Refine your scope and use the resulting specification with your chosen developers or AI coding tools. Estimates include assumptions and exclusions and are subject to project review. Created by App Developer Studio. A consultation with the team is optional.

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Cloudish by Hal9 helps coding agents prepare and deploy containerized websites, APIs, dashboards, and services. The plugin guides project inspection, Dockerfile preparation, runtime ports, persistent storage, encrypted secr…

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Build facial verification into your app without hosting machine-learning models. This plugin helps your coding agent connect the deepface.dev API, compare two face photos, generate face embeddings and handle verification results in your existing stack. It guides account signup and server-side key setup,…

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Design Game Studio helps create, improve, and test playable 2D, 3D, browser, narrative, and mobile games. It chooses appropriate engines, designs achievable gameplay loops, plans consistent visuals and licensed assets,… …lease handoffs. It works with Phaser, PlayCanvas, Godot, Ren’Py and suitable Unity/Unreal projects. Coding, engine execution, asset creation and multi-agent delegation depend on the tools actually available in the host; this skills-only plugin does not itself supply a game-building cloud service or…

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Java workflows and governed actions that coding agents can build, verify, and maintain. Flower is a lightweight in-JVM workflow runtime for explicit, testable Flow and Step transitions, including persistence, Spring Boot integration, runtime… …lies policy, approval, idempotency, durable run state, and audit to business mutations. This plugin helps Codex set up, build, inspect, review, migrate, test, and verify either library or both together. Support and bug reports are handled in the Flower GitHub issue tracker.

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Gumlet is an all-in-one video hosting platform. You upload videos once, and Gumlet handles transcoding for adaptive streaming up to 4K HDR, multi-CDN delivery, and playback on a branded, ad-free player. Protect premium content with signed URLs, dynamic watermarking, and Widevine and FairPlay DRM… …cross thousands of apps and sites, with SOC 2 and ISO 27001 certification. This ChatGPT plugin only helps after that foundation is in place. You need a Gumlet account, videos uploaded, and streams live. Then you manage that library and pull analytics in plain language, without opening the dashboard…

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Levelweave helps create, improve, and test playable 2D, 3D, browser, narrative, and mobile games. It chooses appropriate engines, designs achievable gameplay loops, plans consistent visuals and licensed assets,… …lease handoffs. It works with Phaser, PlayCanvas, Godot, Ren’Py and suitable Unity/Unreal projects. Coding, engine execution, asset creation and multi-agent delegation depend on the tools actually available in the host; this skills-only plugin does not itself supply a game-building cloud service or…

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…no cloud API. This plugin adds local speech to a Python, JavaScript, Rust, Go or Swift project and helps you pick one of 28 voices in 10 languages. In a coding agent with a shell, on your computer or in a cloud task, it also makes WAV files from text and clones a voice from a short recording you have the right to use. Without a shell, it gives you the…

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Lumen UI helps coding agents build accessible interfaces from a real multi-framework design-system contract. Search the component catalog, retrieve framework-specific usage and source, inspect web and native recipes…

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…s installed (and points you to the install steps if it is not, without installing anything itself), helps you pick a model that fits, and, once you confirm the download, starts it with optiq serve as a local chat-completions endpoint. It shows how to connect a client to that endpoint, run a quick sp… …ning out of memory. It states the limits plainly: KV-cache quantization saves memory but can slow decoding, long contexts need memory, and quantized models should be checked on your own tasks instead of trusting speed numbers. This plugin contains instructions only; everything runs on your own machi…

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Installs the Modal CLI and Modal's official skill to help coding agents use its latest features. Modal is a platform for running AI workloads in the cloud with minimal configuration; key use cases include AI model training and inference, high-performance bat…

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Modern Web Guidance is an agent skill and CLI tool designed to help AI coding agents build web applications using modern, secure, and high-performance APIs rather than outdated workarounds. Supported by the Google Chrome team, it injects expert-curated web platform best…

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Discover skills for Claude Code, Codex, Cursor, and other coding agents from the omgskills public catalog. Search by task, inspect detailed metadata and installation instructions, browse trending and editorially selected skills, and explore skills from specific creators. omgskills is read-only: it helps people find and evaluate skills without installing or changing anything on their device.

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…, and work with Opscotch applications and workflows. The server is designed for developers using AI coding assistants, and automation engineers who want to build or maintain Opscotch solutions using natural language. An AI connected to the server can perform tasks such as: - answer questions about t… …low that receives webhooks and forwards them to AWS SQS." - "Explain this JavaScript processor." - "Help migrate this workflow to the latest Opscotch version." - "Help me generate a signed package for deployment." The server is intended for: - AI coding assistants - IDE integrations - CLI agents - a…

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…brand-aware work with the current Perture skill and its bundled validation resources. On supported coding hosts, local checks help verify source and rendered interfaces. Authorized owners can explicitly request scoped Brand Page edits, component and variant authoring, file uploads and agent/Figma sync settings. Requires an e…

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…smart locks, access control systems, thermostats, and other connected devices with Seam. Give your coding assistant access to Seam's documentation, device catalog, API references, and project setup workflows. Ask which devices Seam supports, compare capabilities by managing system, look up API para… …egrations. The plugin searches relevant references and retrieves full guides and API definitions to help your assistant write code using Seam. The public plugin works without an account or API key and provides reference content and setup guidance. Its setup workflow explains how to connect a project…

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…s, compare paywall experiments, and manage products, entitlements, campaigns, and paywalls. Bundled coding skills help developers integrate Superwall SDKs and work with paywalls in supported local development environments. Access and actions follow your connected account’s permissions.

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Testifly helps developers, QA engineers, and product teams validate websites and web applications with automated end-to-end (E2E) testing, website checks, and UI validation directly from a URL. Run browser-bas… …identifies issues before they reach users. Testifly is especially valuable for AI-assisted and vibe coding workflows, where code is generated rapidly by AI coding agents. As development accelerates, automated end-to-end validation is critical to ensure features actually work in the browser. Testifly…

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…customer support, and lead capture into an integration plan, server-side code, and local tests. Get help with template and media messages, incoming messages and delivery-status webhooks, contacts and unsubscribe preferences, WhatsApp Flows, business accounts, phone numbers, groups, and calling. The skills guide your coding agent through authentication, request and response handling, webhook verification, and error handling, using YCloud API contracts and official documentation. Start from a new workflow or review…

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…creating and editing websites, mobile apps, and slide decks from natural-language instructions. It helps founders, designers, and developers turn project briefs into working software and presentations. Connect your Youmake account to open projects you are authorized to access. Describe a new project or request changes through ChatGPT’s message box. Follow the coding agent in Chat logs, inspect the embedded preview, and stop an active build when needed. Publish websites and slide projects to a Youmake subdomain or a domain you own after confirming the desti…

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…business categories - Easy editing and republishing Launch and improve with confidence. ZyberSpace helps businesses quickly update content, refine pages, publish changes, and keep their website looking professional without needing a designer or developer. Zero setup required. No coding, no hosting configuration, no complicated tools, and no technical setup. Just describe your business, customize your site, and publish.