kaleidoscope

Item: kaleidoscope
Rating: 45
Author: M8ven

MCP server for responsive web app preview and inspection. It allows previewing URLs on multiple device profiles, capturing screenshots, recording walkthroughs, and inspecting local pages with MCP clients.

→ Nathanael-R/kaleidoscope · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configCORS_ORIGIN

configHOST

configKALEIDOSCOPE_ARTIFACT_ROOT— allowed root for user-selected walkthrough output directories.

configKALEIDOSCOPE_CLIENT_HOST

configKALEIDOSCOPE_CLIENT_PORT

configKALEIDOSCOPE_DEBUG_ERRORS

configKALEIDOSCOPE_REQUEST_TIMEOUT_MS— MCP request timeout. Defaults to 60000.

configKALEIDOSCOPE_SERVER_URL— "": "http://localhost:5000"

configKALEIDOSCOPE_STORYBOARD

configKALEIDOSCOPE_STORYBOARD_TARGET_INPUT

configKALEIDOSCOPE_WALKTHROUGH_DIR— default output directory for walkthrough videos.

configKALEIDOSCOPE_WORKSPACE_ROOT— source-inspection root for local projects.

configPLAYWRIGHT_BROWSERS_PATH

configPLAYWRIGHT_CHROMIUM_EXECUTABLE_PATH

configPLAYWRIGHT_FRONTEND_PORT

configPLAYWRIGHT_SAMPLE_SITE_PORT

configPORT

configSCREENSHOT_OUTPUT_DIR

configSTATIC_DIR

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 0 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/nathanael-r-kaleidoscope-jdmexj)](https://m8ven.ai/mcp/nathanael-r-kaleidoscope-jdmexj)

commit: 13414e919b3c726144e3eb0fc8fccd273ae8ef34

code hash: 1ba9a83c25f17d846b72f9c9ff6b6c091e0742b48f9bc20846c6e3b78041e885

verified: 6/11/2026, 11:46:03 AM

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