🎁 Get the full pack on Gumroad → [link goes here at launch]
Ten focused, single-purpose MCP servers for Claude Code, Cursor, Cline, Windsurf — drop them into any MCP client config and your agent gains ten new tools. All zero-cloud, all stdio, all MIT-licensed.
| Server | Tools | What it does |
|---|---|---|
calc-mcp |
eval, convert |
Math expressions + unit conversion |
time-mcp |
now, parse, format, diff, ago, tz |
Date/time/timezone utilities |
fs-search-mcp |
grep, find, tree |
File search + listing in a directory |
hn-search-mcp |
search, top, item |
HackerNews API wrapper |
arxiv-mcp |
search, abstract |
arXiv paper search + abstract fetch |
regex-mcp |
match, replace, explain |
Regex testing + explanation |
json-tools-mcp |
validate, infer-schema, query |
JSON validation + jq-like query |
markdown-tools-mcp |
toc, frontmatter, links |
Markdown TOC + frontmatter + link extract |
wikipedia-mcp |
search, summary |
Wikipedia search + summary fetch |
dns-tools-mcp |
lookup, reverse, mx, txt |
DNS lookup + record types |
The repo includes ONE complete server (calc-mcp) under MIT for free
inspection. The other nine + the master install scripts + the unified
config snippets ship in the Gumroad bundle.
git clone https://github.com/LuuOW/mcp-server-pack cd mcp-server-pack/servers/calc npm install node index.mjs # waits for MCP JSON-RPC on stdin
{
"mcpServers": {
"calc": {
"command": "node",
"args": ["/abs/path/to/mcp-server-pack/servers/calc/index.mjs"]
}
}
}🎁 10 servers · install scripts · unified Claude Code config
🎁 49ドル on Gumroad — MIT license, commercial-use OK, no resale of bundle
By @LuuOW · Same author as meridian-skills-mcp and build-your-own-mcp.