Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Frankfurter FX rates: currencies, latest and historical rates, and conversions, keyless.
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Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json
{
"mcpServers": {
"fxrates": {
"command": "npx",
"args": [
"-y",
"@reneturcios/fxrates",
"mcp"
]
}
}
}Run this in your terminal
claude mcp add fxrates -- npx -y @reneturcios/fxrates mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"fxrates": {
"command": "npx",
"args": [
"-y",
"@reneturcios/fxrates",
"mcp"
]
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Paste into .vscode/mcp.json in your project
{
"servers": {
"fxrates": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@reneturcios/fxrates",
"mcp"
]
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
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Runs on your computer; the tool list appears in your AI app after you install it.
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The registry name was verified with the GitHub account CloudCorpRecords, which owns the repo
We have not read this repo from GitHub yet
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This one runs on your computer; there is no internet endpoint
Runs on your computer and uses local settings instead
Runs on your computer; we can only read tool lists from internet endpoints
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
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It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).
The GitHub repo last changed –, and the latest version (0.1.0) reached the registry 4 days ago.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js, Docker on your computer.
In the same category: Spec Driven Development, Remote Desktop Commander, yontu
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MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.
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fxrates reads foreign-exchange data from the Frankfurter API: which currencies are supported, what the latest rates are, what the rates were on a single past date or across a range, and conversions between currencies worked out locally from the fetched rate. One binary serves a command-line interface and a stdio MCP server.
No API key is needed. The service is keyless, so fxrates works with nothing configured. The API base URL can be overridden with FRANKFURTER_API_URL; when it is not set, calls go to https://api.frankfurter.dev/v1.
npx @reneturcios/fxrates currencies
Or run the container image:
docker run -i ghcr.io/cloudcorprecords/fxrates
The container defaults to the MCP server (see below). Pass CLI arguments to use it as a CLI instead.
fxrates currencies
fxrates latest --base USD --symbols EUR,GBP fxrates convert 25 EUR USD fxrates historical 2024-05-01 --base EUR --symbols USD fxrates range 2024-05-01 2024-05-03 --base EUR fxrates convert-on 2020-01-02 100 USD EUR fxrates greet Ada
fxrates --version
Rate commands print the upstream JSON payload. Conversions print a JSON object with amount, from, to, rate, converted, and date when the API supplies one. Exit codes: 0 on success, 1 when a call fails (including an upstream API error), 2 for usage errors.
Conversions are computed locally: the tool fetches the single rate it needs and multiplies. The result is trimmed to at most six decimal places by rounding at the sixth place; no fee, spread, or extra rounding is applied.
One bin serves both faces. The mcp subcommand starts a stdio MCP server:
npx -y @reneturcios/fxrates mcp
MCP client configuration:
{
"mcpServers": { "fxrates": { "command": "npx", "args": ["-y", "@reneturcios/fxrates", "mcp"] } } }
To point the server at a different Frankfurter-compatible host, add FRANKFURTER_API_URL to the client's env for this server.
| Tool | Input | What it returns |
|---|---|---|
get_supported_currencies | (none) | The map of supported currency codes to names. |
get_latest_exchange_rates | base, symbols (both optional) | The latest rates payload. |
convert_currency_latest | amount, from, to (all required) | A conversion at the latest rate: amount, pair, rate, converted value, and date. |
get_historical_exchange_rates | date or start_date/end_date, plus optional base, symbols | Rates for one date or a range. |
convert_currency_specific_date | date, amount, from, to (all required) | A conversion at that date's rate. |
greet | name (optional) | A greeting string. Present for internal testing. |
Dates use YYYY-MM-DD. symbols is a comma-separated list such as USD,GBP. Currency arguments are codes such as EUR and USD.
npm install
npm run build # tsc -> dist/ npm test # node test runner over test/*.test.ts, no network (fake fetch fixtures) npm run dev # run the CLI from source via tsx
MIT — see LICENSE.