Locus
Rank #47,929io.github.jonybur/mcp-server
stories.yaml — an open specification for software requirements, enforced by CI.
Locus is a Model Context Protocol (MCP) server published by jonybur. It ranks #47,929 of 137,492 servers tracked on MCP Toplist. Locus is listed across 2 registries — Official MCP and PulseMCP, with 3 tracked versions. It was first listed on May 4, 2026 and most recently updated on May 4, 2026.
Ranks ahead of 89,563 of 137,492 servers on MCP Toplist.
Use Locus
No credentials or required configuration declared — add it to your MCP client and go.
claude mcp add jonybur -e "PROTOTYPER_API_KEY=<your PROTOTYPER_API_KEY>" -e "PROTOTYPER_PROJECT_ID=<your PROTOTYPER_PROJECT_ID>" -e "LOCUS_STORIES_PATH=<your LOCUS_STORIES_PATH>" -- npx -y @locus-dev/mcp-serverReplace each placeholder with your own value before saving.
[mcp_servers.jonybur]
command = "npx"
args = ["-y", "@locus-dev/mcp-server"]
[mcp_servers.jonybur.env]
PROTOTYPER_API_KEY = "<your PROTOTYPER_API_KEY>"
PROTOTYPER_PROJECT_ID = "<your PROTOTYPER_PROJECT_ID>"
LOCUS_STORIES_PATH = "<your LOCUS_STORIES_PATH>"Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"jonybur": {
"command": "npx",
"args": [
"-y",
"@locus-dev/mcp-server"
],
"env": {
"PROTOTYPER_API_KEY": "<your PROTOTYPER_API_KEY>",
"PROTOTYPER_PROJECT_ID": "<your PROTOTYPER_PROJECT_ID>",
"LOCUS_STORIES_PATH": "<your LOCUS_STORIES_PATH>"
}
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.
{
"mcpServers": {
"jonybur": {
"command": "npx",
"args": [
"-y",
"@locus-dev/mcp-server"
],
"env": {
"PROTOTYPER_API_KEY": "<your PROTOTYPER_API_KEY>",
"PROTOTYPER_PROJECT_ID": "<your PROTOTYPER_PROJECT_ID>",
"LOCUS_STORIES_PATH": "<your LOCUS_STORIES_PATH>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.
{
"servers": {
"jonybur": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@locus-dev/mcp-server"
],
"env": {
"PROTOTYPER_API_KEY": "<your PROTOTYPER_API_KEY>",
"PROTOTYPER_PROJECT_ID": "<your PROTOTYPER_PROJECT_ID>",
"LOCUS_STORIES_PATH": "<your LOCUS_STORIES_PATH>"
}
}
}
}Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"jonybur": {
"command": "npx",
"args": [
"-y",
"@locus-dev/mcp-server"
],
"env": {
"PROTOTYPER_API_KEY": "<your PROTOTYPER_API_KEY>",
"PROTOTYPER_PROJECT_ID": "<your PROTOTYPER_PROJECT_ID>",
"LOCUS_STORIES_PATH": "<your LOCUS_STORIES_PATH>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"jonybur": {
"command": "npx",
"args": [
"-y",
"@locus-dev/mcp-server"
],
"env": {
"PROTOTYPER_API_KEY": "<your PROTOTYPER_API_KEY>",
"PROTOTYPER_PROJECT_ID": "<your PROTOTYPER_PROJECT_ID>",
"LOCUS_STORIES_PATH": "<your LOCUS_STORIES_PATH>"
}
}
}
}Replace each placeholder with your own value before saving.
Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/io.github.jonybur%2Fmcp-server)<a href="https://mcptoplist.com/server/io.github.jonybur%2Fmcp-server"><img src="https://mcptoplist.com/badge/io.github.jonybur%2Fmcp-server.svg" alt="MCP Toplist: Top 50% of 137,492" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Listed on 2 registries
jonybur
Available versions (3)
| Version | Published |
|---|---|
| 0.5.0 | May 4, 2026 |
| 0.4.6 | May 4, 2026 |
| 0.4.5 | May 4, 2026 |
Frequently asked questions
- Who maintains Locus?
- Locus is maintained by jonybur, which publishes 1 MCP server (3 total versions) tracked on MCP Toplist.
- Is Locus listed on the Official MCP Registry?
- Yes — Locus is listed on the Official MCP Registry, alongside PulseMCP.
- How many versions does Locus have?
- MCP Toplist tracks 3 versions of Locus, most recently published on May 4, 2026.
- Where can I find the source code for Locus?
- The source code for Locus is hosted at github.com/jonybur/prototyper.
Do you run this server?
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