Best visual regression testing skills for Claude Code, Codex and other agents.

Analyze an Android pull request, branch, commit, or patch for user-visible changes and produce reproducible before/after screenshots from isolated builds.

permissionlesstech/bitchat-android

Captures before and after screenshots of two URLs or images with the Vercel before-and-after CLI, uploads them and can add a markdown comparison to a pull request.

michaelshimeles/skills

Regenerates Playwright visual snapshots for Dozzle after an intentional UI change, running them through Docker Compose so filenames match the Linux CI platform.

amir20/dozzle

Design, implement, audit, or refactor web and game-adjacent interfaces using an evidence-based Hypergryph visual language with two independent choices: product family and application depth (1…

Brandon030722/ark-ui-skill

Lets one MiMoCode process drive another, headless with JSON events or interactively through tmux, to test behavior and visual regressions with parseable evidence.

XiaomiMiMo/MiMo-Code

Make @uiverify/vitest (Vitest browser-mode) captures deterministic so component visual tests stop coming back "changed" without a real change (flaky diffs).

FranciscoMoretti/chat-js

Canonical VideoStudio review authorization and state-transition policy.

Orkas-AI/Orkas-VideoStudio

Create, audit, and repair short page-native diary comics around an existing authorized recurring character, with story-directed page rhythm, exact dialogue, directional-surface proof, and…

ZSeven-W/craft-skills

Native Rust browser automation CLI for AI agents. An agent skill from gsd-build/gsd-browser.

gsd-build/gsd-browser

Run E2E browser tests on any web application using Glance MCP.

DebugBase/glance

Author economical visual tests — full visual coverage in the fewest billable snapshots.

igrlk/storybook-addon-test-codegen

DST — Trigger the Visual-Regression-Tests (Chromatic) GitHub Actions workflow on the current or a given branch.

marigold-ui/marigold

Image-to-code replication pipeline. An agent skill from Yu-369/VibeCurb.

Yu-369/VibeCurb

Chinese-language final-check method for UI visual changes before delivery, using multi-theme screenshot matrices, pixel-level evidence and a CSS cascade checklist.

huiliyi37/Tianshu-harness

Verify and release Three.js browser games: playtest QA, automated bot playtests, mobile and responsive checks, production builds, static-hosting base paths, debug gating, bundle review, screenshots…

valkor-ai/loom

Build or adapt a local browser/CDP harness to drive and inspect a web, IDE, or Electron UI.

cursor/plugins

Triage a UI Verify build from your coding agent via the UI Verify MCP — bucket a build's changed stories into real regressions vs cosmetic reflow vs rendering noise, summarize the real regressions…

igrlk/storybook-addon-test-codegen

Migrate a click-ui component from styled-components to CSS Modules with byte-for-byte visual regression coverage.

ClickHouse/click-ui

Plan, implement, and debug frontend tests: unit/integration/E2E/visual/a11y.

chongdashu/vibejam-starter-pack

This skill should be used when the user asks to "make a game", "build a game", "generate a game", or wants to generate or update a complete Godot game from a natural language description.

liangdabiao/Godogen

A skill your agent uses when modifying or visually debugging Nango frontend UI, including packages/webapp, packages/connect-ui, browser interactions, screenshots, and visual regressions.

NangoHQ/nango

Review Easydict UI automation screenshot artifacts already present in local artifacts/ui-screenshots, screenshots, or a user-provided artifact directory.

xiaocang/easydict_win32

Explains how to add or change the demo pages that Handsontable's visual regression suite photographs, including per-feature routes in the js demo and the shared grid.

handsontable/handsontable

Decide whether a preview the visual-diff bot flagged actually regressed or is simply nondeterministic, using a repeat-render oracle at a single commit.

yschimke/compose-ai-tools

Native Rust browser automation CLI for AI agents. An agent skill from gsd-build/gsd-browser.

gsd-build/gsd-browser

Translate or diagnose local text-based PDFs in this repository while preserving layout, formulas, tables, figures, styles, rotation, and technical glyphs.

breslee1707/VI-Translate

A skill your agent uses when working in the znsio/teswiz repository to modify framework code, Cucumber/TestNG hooks, Applitools visual testing flows, configs/caps, or related docs/tests.

znsio/teswiz

Use Playwright screenshots to implement or repair a frontend against one or more visual references.

bangumi/frontend

Capture desktop + mobile, dark + light screenshots of the kube-coder dashboard SPA for visual QA of a UI change.

imran31415/kube-coder

Visual quality assurance — analyze game screenshots for defects, compare against reference, check motion in frame sequences.

liangdabiao/Godogen

Download and review Easydict pull request CI screenshot artifacts from GitHub Actions using gh, then verify whether each screenshot matches its filename and artifact directory.

xiaocang/easydict_win32

Guide for implementing Google Gemini API image understanding - analyze images with captioning, classification, visual QA, object detection, segmentation, and multi-image comparison.

einverne/dotfiles

Playwright E2E testing expert for browser automation, cross-browser testing, visual regression, network interception, and CI integration.

cin12211/orca-q

Specialized visual and multimedia processing tools. An agent skill from avibebuilder/claude-prime.

avibebuilder/claude-prime

Agentic eyes for Godot work: cross-platform screenshot CLI (asset/region/window/screen) to budgeted WebP, TEMP editor viewport bridge under .gdskills/, and Taste Receptor Atlas v2 (~237…

thedivergentai/GD-Agentic-Skills

Fix the visual diffs that have been reviewed and rejected on a Meticulous test run, following their review comments if given.

FlintSH/Flare

Checks a built UI against a human-interface checklist and any reference image, pairing day and night screenshots at two screen widths.

code-yeongyu/oh-my-openagent

Verify and release Three.js apps and games through primary-journey QA, desktop/mobile visual checks, canvas metrics, visual regression, optional game bot playtests, production previews, and…

mintdotgg/mint-threejs-skills

Test Radix NG primitives across every layer and pick the RIGHT one for a change: Vitest unit (zoneless), jest-axe a11y, Playwright browser regression (apps/visual-regression), SSR…

radix-ng/primitives

Make Storybook stories deterministic for UI Verify so captures stop coming back "changed" without a real change (flaky diffs).

igrlk/storybook-addon-test-codegen

Test-writing patterns for JS/TS, Python, Go, and Rust (unit, integration, E2E, visual regression).

travisjneuman/.claude

Use the optional iOfficeAI/OfficeCLI engine for advanced inspection, validation, copy-on-write editing, template merge, or visual rendering of existing .docx, .xlsx, and .pptx files.

mateaix/mateclaw

Extract and compare computed CSS styles between a baseline URL and a dev/Storybook URL using Playwright MCP evaluate calls.

bitovi/ai-enablement-prompts

Generate snapshot test files for Sentry frontend React components.

getsentry/sentry

Compare saved or live app screenshots with the argent screenshot-diff tool.

bbplayer-app/BBPlayer

Iterative frontend development loop using Meticulous for per-step visual validation.

FlintSH/Flare

Produce a before/after visual comparison of an evlog surface (landing, docs, telemetry, playgrounds) and share it as public Blob URLs.

evloghq/evlog

marketing-collateral-design — Use when designing, recreating, critiquing, or exporting static marketing collateral such as flyers, social graphics, postcards, brochures, business cards, print ads…

AtlasOmnia/donna-starter