# Browser Screenshot Diff (agent skill)

> Browser Screenshot Diff is an agent skill (a SKILL.md file) from ruvnet/ruflo. Visual + DOM diff between two recorded sessions at matching trajectory step ids; used for visual regression and replay verification. It works with Claude Code and Codex and has 74,016 GitHub stars across a repository of 7 listed skills.

Visual + DOM diff between two recorded sessions at matching trajectory step ids; used for visual regression and replay verification Compare two recorded sessions step-by-step. Pairs each step in session A to the same step-id in session B, diffs the captured screenshot and accessibility snapshot, reports the first divergence and an aggregate similarity score.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/ruvnet/ruflo |
| Skill path | plugins/ruflo-browser/skills/browser-screenshot-diff/SKILL.md |
| Skill name | browser-screenshot-diff |
| GitHub stars | 74,016 |
| Installs on skills.sh | not listed |
| License | MIT |
| Skills in repo | 7 |
| Plugin marketplace | ruflo |
| Official | no |
| Works with | Claude Code, Codex |
| Category | Testing & QA |
| Last commit | Oct 7, 2026 |

## Add this skill

### Claude Code

```sh
/plugin marketplace add ruvnet/ruflo
/plugin install ruflo-browser@ruflo
```

In the Claude apps, zip the skill folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

### ChatGPT / Codex

```sh
git clone --depth 1 https://github.com/ruvnet/ruflo.git
cp -r ruflo/plugins/ruflo-browser/skills/browser-screenshot-diff .agents/skills/browser-screenshot-diff   # repo; ~/.agents/skills for all projects
```

### Cursor

```sh
git clone --depth 1 https://github.com/ruvnet/ruflo.git
cp -r ruflo/plugins/ruflo-browser/skills/browser-screenshot-diff .cursor/skills/browser-screenshot-diff   # project; ~/.cursor/skills for all projects
```

Sources (checked 2026-10-07): https://code.claude.com/docs/en/skills, https://support.claude.com/en/articles/12512180-using-skills-in-claude, https://learn.chatgpt.com/docs/build-skills, https://cursor.com/docs/context/skills

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Canonical page: https://appsgit.com/skills/ruvnet-browser-screenshot-diff
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