J2C Java to C++
Check Java 17 code for C++ translation problems, fix them, and translate it to C++20.
What it does
J2C Java to C++ is an MCP server, a connector that lets an AI assistant use it as a tool. It is installed locally as a package and runs on your machine.
From the publisher's description, Electra Index matched it to one capability: translation. That makes it a candidate for tasks such as translate marketing content or support customers in many languages.
Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.
At a glance
How to connect
As declared in the Official MCP Registry · not tested by Electra IndexInstall package
- NPM
@juangp3/j2c-mcpv0.6.0 · runs locally (stdio)
MCP settings (Claude Desktop, Cursor and other MCP clients)
{
"mcpServers": {
"j2c-java-to-c": {
"command": "npx",
"args": [
"-y",
"@juangp3/j2c-mcp"
]
}
}
}Tasks it helps with
Share of each task's required capabilities it covers| Translate marketing content Translation | 50% |
| Support customers in many languages Translation | 50% |
| Transcribe audio and video Translation | 50% |
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Facts & evidence
Each fact shows where it was seen and when.| Fact | Value | Evidence | Source | Last confirmed |
|---|---|---|---|---|
| Install package | @juangp3/j2c-mcp | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| Package registries | npm | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| Local install (package) | yes | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| Remote access (hosted) | no | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| Website | https://github.com/juangp3/j2cpp | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| Repository | https://github.com/juangp3/j2cpp | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| Registry status | active | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| Version | 0.6.0 | DECLARED | SRC-001 Official MCP Registry | 12m ago |
| MCP server | yes | DECLARED | SRC-001 Official MCP Registry | 12m ago |
Change history
- NEW26 Oct 2026first seen in the index
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<a href="https://electraindex.com/mcp/j2c-java-to-c?utm_source=badge&utm_medium=share&utm_campaign=listing"><img src="https://electraindex.com/api/badge/j2c-java-to-c" alt="Listed on Electra Index"></a>Questions about J2C Java to C++
How do I connect J2C Java to C++?
Install the npm package @juangp3/j2c-mcp. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.
What can I use J2C Java to C++ for?
Based on its description, it is most relevant to: translate marketing content, support customers in many languages, transcribe audio and video.