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Carbon vs SimplyPrint

A side-by-side look at the Carbon and SimplyPrint MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Carbon logoCarbonIndustrial & IoTOpen-source manufacturing ERP, MES and QMS. Quoting, MRP, inventory, shop floor, quality and lot/serial traceability on one Postgres schema, with a REST API and MCP server. Self-host or use Carbon Cloud.52GoodAuth: not declaredSimplyPrint logoSimplyPrintIndustrial & IoTManage your SimplyPrint 3D printer farm. Monitor, queue, and control prints from AI.29EmergingAuth: not declared

Verdict: choose Carbon for industrial & iot work; choose SimplyPrint for industrial & iot. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Carbon logoChoose Carbon when

  • You need dedicated capabilities in the Industrial & IoT domain.
  • You have the keys it needs: CARBON_API_KEY.
Explore Carbon

SimplyPrint logoChoose SimplyPrint when

  • You need dedicated capabilities in the Industrial & IoT domain.
Explore SimplyPrint

Feature & specification comparison

Rows where the two servers differ are marked.

SpecCarbon logoCarbonSimplyPrint logoSimplyPrint
CategoryIndustrial & IoTIndustrial & IoT
Quality signal52/100 · Good29/100 · Emerging
Install commandNot confirmed yetNot confirmed yet
Transport——
AuthNot declaredNot declared
PricingFreeNot declared
Required env varsCARBON_API_KEYNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars2,7561
Directory activity 4 views 0 installs 0 upvotes 1 views 0 installs 0 upvotes
ToolsNot listedNot listed
Full listingView Carbon View SimplyPrint

Tools & capabilities

Carbon tools

No tool names declared yet. Check the project README from the listing page.

SimplyPrint tools

No tool names declared yet. Check the project README from the listing page.

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Carbon

No confirmed install command for Carbon yet — follow the setup steps linked from its listing page rather than a guessed package name.

SimplyPrint

No confirmed install command for SimplyPrint yet — follow the setup steps linked from its listing page rather than a guessed package name.

Frequently asked questions

Carbon is categorized under Industrial & IoT and uses an install path we have not confirmed yet. SimplyPrint belongs to Industrial & IoT and uses an install path we have not confirmed yet. Pick Carbon for industrial & iot work and SimplyPrint for industrial & iot.

Neither server has a confirmed install command yet, so we don't publish a guessed config. Follow each project's own setup instructions, linked from its listing page.

Carbon is listed as free. SimplyPrint has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add carbon-2 and simplyprint as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Carbon has a quality signal of 52/100 (Good) with 4 views, 0 installs and 2,756 GitHub stars. SimplyPrint has 29/100 (Emerging) with 1 views, 0 installs and 1 GitHub stars.

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