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Cesium Runtime vs Ephemora Cell MCP — WASM Sandbox

Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.

Cesium Runtimeio.github.gaopengbin/cesium-mcp-runtime
A
No reviews yet

Control CesiumJS 3D globes via MCP: camera, layers, entities, animation, and interaction.

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Ephemora Cell MCP — WASM Sandboxio.github.MichaelS1011/ephemora-cell-mcp
A
No reviews yet

WASM sandbox for MCP tools. WASI-isolated, fuel/memory/I/O capped, attested.

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The short version

Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. Both score close on the safety scan (92 and 89 out of 100).

 Cesium RuntimeEphemora Cell MCP — WASM Sandbox
User ratingNo reviews yetNo reviews yet
Safety gradeA92/100A89/100
AdoptionEstablishedEstablished
GitHub stars13741
Downloads / week160295
Runs whereYour machine (local)Your machine (local)
Gateway-readyNoNo
Tools6—
Write actions——
Price per callFreeFree
LicenceMITApache-2.0
Last release2026-09-192026-09-19
CategoryEverything elseEverything else