Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Cheapest Minecraft anvil combine order and exact XP cost for Java and Bedrock Edition.
These three are never merged into one score: opinions, measurements and popularity are different things.
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
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Works in Claude on the web, desktop and mobile:
https://mcp.anvilcalc.com/mcpRun this in your terminal
claude mcp add --transport http anvilcalc https://mcp.anvilcalc.com/mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"anvilcalc": {
"url": "https://mcp.anvilcalc.com/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": {
"anvilcalc": {
"type": "http",
"url": "https://mcp.anvilcalc.com/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.
ChatGPT connects only to servers on the internet:
https://mcp.anvilcalc.com/mcpMenu names can differ slightly by plan and over time.
Your choice stays on this device in a cookie; no account needed.
These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
Tool names and descriptions exactly as the server reported them on Nov 6, 2026. The maker wrote them, not us; we show them as plain text.
anvil_combine_costSimulates exactly one Minecraft anvil operation — combining `item` (the base, left slot) with `sacrifice` (the right slot), optionally renaming the result — with no search or planning: it's a direct simulation of that specific in-game anvil use, not a 'find the cheapest way to re
anvil_migration_pathCompute the cheapest Minecraft anvil combine path to migrate an item's existing enchantments (and prior-work penalty count) to a target enchantment set. sourceItem and targetItem must be the same item id (e.g. both 'diamond_sword') — a mismatch is a tool error, not a silent conve
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026
The registry lists no source repo, so we cannot match the publisher (anvilcalc.com) to the code
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
Responded in 195 ms (HTTP 200)
No sign-in needed
Read 2 tool descriptions and found no hidden instructions to the AI
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 2 of 3 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
The registry does not list a required key, though some servers ask you to sign in on first use.
It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.
The GitHub repo last changed –, and the latest version (1.0.0) reached the registry yesterday.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.
In the same category: Spec Driven Development, Remote Desktop Commander, Recta
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
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No README found in the repo