Open-source browser automation for AI agents. MCP server + Chrome extension + YAML workflow engine + knowledge packs. Give your AI agent a browser and domain expertise.
sidebutton/sidebutton is an MCP server distributed on github, maintained by sidebutton, tracked here since June 2026. It has shipped 9 releases and exposes 29 tools. Tools include browser_batch, capture_page, clear_basic_auth, click, evaluate, exists, and 23 more. Its composite risk grade is C — an inferred review prompt computed from observed signals, not a verdict.
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browser_batchRun a sequence of browser actions in one call -
capture_pageCapture selectors from current page -
clear_basic_authClear stored HTTP Basic Auth credentials -
clickClick an element -
evaluateExecute JavaScript in browser -
existsCheck if element exists -
extractExtract text from element -
extract_allExtract all matching elements -
extract_mapExtract structured data from repeated elements -
fillFill input value (React-compatible) -
get_browser_statusCheck browser extension connection -
get_run_logGet execution log for a run -
get_workflowGet workflow YAML definition -
hoverHover over element -
inject_cssInject CSS into the page (blur/hide elements before a screenshot) -
list_run_logsList recent workflow executions -
list_workflowsList all available workflows -
navigateNavigate browser to URL -
press_keySend keyboard keys -
publish_artifactPublish evidence (screenshots, reports) from a session
06-09 00:00 07-23 00:00 now
| version | date | src |
|---|---|---|
| v1.5.8 | 2026-08-30 | github |
| v1.5.7 | 2026-08-30 | github |
| v1.5.3 | 2026-08-05 | github |
| v1.5.0 | 2026-07-03 | github |
| v1.3.1 | 2026-06-29 | github |
| v1.3.0 | 2026-06-23 | github |
| v1.2.0 | 2026-06-04 | github |
| v1.1.0 | 2026-04-12 | github |
| v1.0.12 | 2026-03-28 | github |
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