BuilderIO/builder-agent-skills

code-review

Performs a thorough code review covering correctness, security, performance, and style

improve-codebase

Run fallow's project-wide scans (health, dead-code, dupes), report the top 10 issues across the whole codebase, and walk the user through fixing them one at a time. Use when the user wants a full-codebase quality pass, not a diff-scoped audit. Use when the…

improve-diff

Run the fallow diff-scoped code-quality audit (changes vs the merge-base), report the top 10 issues, and walk the user through fixing them one at a time. Stops immediately when the diff has no findings. Use when the user asks to audit or improve recent…

ios-native

Set up, verify, build, and run the iOS app on a simulator or device. Use when the user invokes /ios-native install, asks to install or configure Xcode, or asks to build, compile, run, launch, or deploy the iOS app; also use when they mention xcodebuild,…

web-prototype

Translate a source application into a faithful web prototype through discovery, design and logic capture, gap planning, iterative implementation, and evidence-based review.

stop-slop

Remove AI writing patterns from prose. Use when drafting, editing, or reviewing text to eliminate predictable AI tells.

grill-me

Relentlessly interviews the user to sharpen a plan, design, decision, or idea while building the project's domain glossary and recording durable architectural decisions. Use when the user asks to be grilled, challenged, interviewed, stress-tested, or wants to…

allow-commands

Adds safe command allowlist entries to an existing builder.config.json. Use when a user asks to allow commands, permit a CLI tool, configure allowedCommands, enable mobile development tooling, or allow unzip commands, even if they do not mention this skill.

rules-reviewer

Review, fix, and create Builder.io Fusion rules files (.builderrules, .mdc, agents.md). Use to: (1) audit existing rules and get feedback, (2) fix rules that AI is ignoring, (3) get guidance when writing new rules.

unzip

Unzip or extract a zip file in the project. Use when the user says "unzip", "extract zip", "unzip file", or asks to extract a .zip archive. Finds the most recently modified .zip file in the codebase and extracts it to the project root using `npx extract-zip`.

playwright-cli

Automate browser interactions, test web pages and work with Playwright tests.

agent-browser

Browser automation CLI for AI agents. Use when the user needs to interact with websites, including navigating pages, filling forms, clicking buttons, taking screenshots, extracting data, testing web apps, or automating any browser task. Triggers include…

hallmark

Anti-AI-slop design skill for greenfield pages, audits, redesigns, and design extraction from URLs or screenshots. Use when the user asks to build a new app or landing page, wants to redesign something, invokes Hallmark by name, or uses audit/redesign/study.

mobile-testing

Install Maestro, run end-to-end tests, and create new test flows for the iOS and Android apps in this project. Use when the user asks to test the mobile apps, verify a feature on iOS or Android, set up Maestro, run a smoke test, write a new flow, or wants…

create-instructions

Creates AGENTS.md with concise instructions if needed.

android-native

Build and run the Android app on an emulator or physical device. Use when the user asks to build, compile, run, launch, or deploy the Android app, or mentions the APK, Gradle, emulator, device, or native-run, even if they don't explicitly say "android-native".

import-prototype

Imports a Builder.io prototype into the current project by running the Builder dev-tools CLI. Use when the user mentions importing a prototype, a Builder.io URL, a builder.io/app/projects link, or wants to bring in designs or components from a Builder…

skill-creator

Create new skills, improve existing skills, and understand skill best practices for Builder.io Fusion. Use when the user wants to create a skill, build a slash command, automate a workflow, add custom AI instructions, create reusable AI behaviors, or asks how…

fusion-to-publish

Register React components built in Builder.io Fusion for use in Publish's visual editor. Scaffolds catch-all routes, builder-registry, SDK configuration, and .builderrules. Maps TypeScript props to Builder input types and generates Builder.registerComponent()…

fusion-to-publish-v2

Register React components built in Builder.io for use in Publish's visual editor. Scaffolds catch-all routes, builder-registry, SDK configuration, and .builderrules. Maps TypeScript props to Builder input types and generates Builder.registerComponent() calls.…