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Agora by openforallofus

Agora by openforallofus

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openforallofus.comDeveloper Tools0Updated today

About Agora by openforallofus

Agora is a directory for discovering MCP servers, built for people and agents evaluating available services. It ranks entries using registry data, remote handshake and tool-list checks, GitHub signals, and signed reports rather than votes.

Key features

  1. 01Reads the official MCP registry
  2. 02Checks remote handshakes and tool lists
  3. 03Collects linked GitHub repository signals
  4. 04Accepts signed status and safety reports
  5. 05Publishes measurements as open data

Use cases

  1. 01Find MCP servers by measured status
  2. 02Review repository activity and licensing
  3. 03Check signed reports about a server
  4. 04Reuse server measurements in other datasets

MCP support

Agora exposes its directory through an MCP endpoint at `https://openforallofus.com/api/mcp`. Its checks perform a handshake and `tools/list` on remote servers without calling their tools.

Configuration

Remote servers need no local install. Pick your client, then copy the config or install in one click.

Endpointhttps://openforallofus.com/api/mcp
Copy install command
Claude CodeTerminal
Cursor.cursor/mcp.json
VS Code.vscode/mcp.json
Claude Desktopclaude_desktop_config.json
Windsurf~/.codeium/windsurf/mcp_config.json

Run commands in a terminal; paste JSON into the client’s MCP config and restart. Servers that need sign-in will prompt on first connect.

Tools

3
ParameterTypeRequiredDescription
limitintegerNo
querystringYesWords to look for in the server name, title and description

Details

From the project README

Agora by openforallofus

Search for MCP servers, ranked by what was measured instead of what was voted.

Live at https://openforallofus.com. Agents can use it directly as an MCP server at https://openforallofus.com/api/mcp.

What it does

  • Reads every entry in the official MCP registry.
  • Checks each server that runs as a remote Streamable HTTP endpoint: one MCP handshake and one tools/list, nothing else. No tool is ever called.
  • Reads GitHub signals for linked repositories: stars, last push, licence, archived, missing.
  • Accepts signed reports: "this server works / is broken / is unsafe", backed by a signed decision record in the open Cedulon format. Signed reports outrank everything measured here.
  • Publishes the measurements as open data (/data/servers.csv, CC BY 4.0).

Every number on the site is derived from the data files at build time; no page carries a hand-typed count.

Layout

scripts/katalog.mjs      read the official MCP registry          -> data/katalog.json
scripts/github.mjs       repository signals (GitHub GraphQL)     -> data/github.json
scripts/probe.mjs        handshake + tools/list per remote server -> data/probe.json
scripts/build-index.mjs  join, flag, derive counts               -> data/index.json, data/facts.json
web/                     Next.js site, MCP endpoint, REST API
tests/                   report verification, claim guard, count consistency

data/ is not in git; rebuild it with the scripts.

Run it

npm install && npm --prefix web install
npm run catalog                                   # ~6 min
node scripts/github.mjs                           # needs a logged-in GitHub CLI
UV_THREADPOOL_SIZE=64 node scripts/probe.mjs --fresh && UV_THREADPOOL_SIZE=64 node scripts/probe.mjs --retry
node scripts/build-index.mjs
npm test
npm run dev                                       # http://localhost:3000

UV_THREADPOOL_SIZE matters: Node resolves DNS on a four-thread pool by default, and thousands of dead domains starve it until live servers start timing out.

The check, and how to opt out

The probe sends agora-probe/0.1 (+https://openforallofus.com/probe), holds at most one connection per host, and gives each server 12 seconds. To stop the check against your endpoint or correct your page, open an issue or write to the address on /method.

Licence

Code: Apache-2.0 (see LICENSE). Measurements published on the site: CC BY 4.0. Registry descriptions belong to their publishers.

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