browser-replay
Replay a recorded session trajectory against the same URL or a mutated variant; uses browser-selectors embedding similarity to recover from DOM drift
- Installs
- 720
- Last 24h
- —
- Trending rank
- —
- Security
- Not audited
Install
Works with every agent the skills CLI supports.
npx skills add https://github.com/ruvnet/ruflo --skill browser-replay- 01
Install
Run the command in your project. The CLI asks which agents to install for.
- 02
Describe the task
Ask your agent for something this skill covers. It loads browser-replay automatically when relevant.
- 03
Review the result
The agent follows the SKILL.md steps, scripts and references bundled with the skill.
SKILL.md
The instructions your agent reads when the skill is triggered.
Browser Replay
Re-drive a recorded session trajectory. Used for regression testing, deterministic re-runs, and as the verification path that browser-record plus browser-selectors actually produces something replayable.
This skill is the load-bearing assumption of the v0.2.0 architecture. ADR-0001 Verification §4 requires ≥80% replay success across 10 distinct sites of varying drift profiles before the proposal moves from
Proposed→Accepted. If you find replay unreliable, capture the failure modes infindings.mdand report them up the ADR.
When to use
- Regression-testing a UI flow after a deploy.
- Reproducing a bug captured in a prior session.
- Comparing two runs of the same flow for
browser-screenshot-diff. - Forking a session (
/ruflo-browser fork) and replaying the parent before mutating.
Steps
- Locate the source session:
npx -y ruvector@0.2.25 rvf status <session-id>.rvf - Load the trajectory:
Each line is
Read .../trajectory.ndjson{ts, action, args, selector, result}. - Open a fresh browser via
mcp__plugin_ruflo-core_ruflo__browser_open(target URL = original or--urloverride). - For each trajectory step, dispatch the matching MCP tool (
browser_click,browser_fill,browser_eval, etc.) with the recorded args. - On selector miss, do not fail immediately — query the
browser-selectorsnamespace for an embedding-similar selector for the same<host>:<intent>and retry once:npx -y @claude-flow/cli@latest memory search --namespace browser-selectors \ --query "<host> <intent>" --limit 5 - Record a new trajectory for the replay run (allocate a fresh RVF container, lineage-tracked via
rvf derive). - Verdict: tally matched-step / total-step ratio. Default tolerance threshold is 0.85 (configurable via
--tolerance). Verdict goes intofindings.md.
Caveats
- Browserbase explicitly does not offer replay (rrweb session replay was deprecated). We're betting on selector-embedding recovery; expect noise on heavily drifted sites.
- Network nondeterminism (timing, content variation) can produce false-fail verdicts. Use
--mutateto inject expected variation or pin to a fixture. - For visual diff, chain into
browser-screenshot-diffagainst the parent session id. - If selector recovery requires more than one retry per step, log it. That's the signal that the site needs a re-record, not a replay.
FAQ
What does the browser-replay skill do?
Replay a recorded session trajectory against the same URL or a mutated variant; uses browser-selectors embedding similarity to recover from DOM drift
How do I install browser-replay?
Run npx skills add https://github.com/ruvnet/ruflo --skill browser-replay in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/browser-replay/ (personal) or .claude/skills/browser-replay/ (project).
Which AI agents can use browser-replay?
Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.
Is browser-replay safe to install?
No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.
Who maintains browser-replay?
It is published by ruvnet in ruvnet/ruflo. It has 720 recorded installs.
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