Forward Email vs Oldweb Diagnostics
A side-by-side look at the Forward Email and Oldweb Diagnostics MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
F
Forward EmailCommunication · Local subprocess (stdio)Privacy-focused email: domains, DNS verification, aliases, SMTP sending, mailboxes and calendars.41FairAuth: not declaredO
Oldweb DiagnosticsCommunicationPublic DNS, HTTPS and deployment checks, plus offline email header and delivery-log tracing.36FairAuth: no auth requiredVerdict: choose Forward Email for communication work as a local process; choose Oldweb Diagnostics for communication. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
FChoose Forward Email when
- You need dedicated capabilities in the Communication domain.
- You prefer a local stdio subprocess transport.
OChoose Oldweb Diagnostics when
- You need dedicated capabilities in the Communication domain.
- Its auth model fits you: No auth required.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | F Forward Email | O Oldweb Diagnostics |
|---|---|---|
| Category | Communication | Communication |
| Quality signal | 41/100 · Fair | 36/100 · Fair |
| Install command | Confirmed | Not confirmed yet |
| Transport | Local subprocess (stdio) | — |
| Auth | Not declared | No auth required |
| Pricing | Not declared | Free |
| Required env vars | None listed | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 2 | 0 |
| Directory activity | 0 views 0 installs 0 upvotes | 0 views 0 installs 0 upvotes |
| Tools | Not listed | Not listed |
| Full listing | View Forward Email | View Oldweb Diagnostics |
Tools & capabilities
Forward Email tools
No tool names declared yet. Check the project README from the listing page.
Oldweb Diagnostics tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Forward Email
{
"mcpServers": {
"forward-email": {
"command": "npx",
"args": [
"-y",
"@forwardemail/mcp-server"
]
}
}
}
Oldweb Diagnostics
No confirmed install command for Oldweb Diagnostics yet — follow the setup steps linked from its listing page rather than a guessed package name.
Frequently asked questions
Forward Email is categorized under Communication and uses a local stdio subprocess. Oldweb Diagnostics belongs to Communication and uses an install path we have not confirmed yet. Pick Forward Email for communication work and Oldweb Diagnostics for communication.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client. Oldweb Diagnostics has no confirmed install command yet — follow its own setup instructions.
Forward Email has no declared pricing — check the project's own site. Oldweb Diagnostics is listed as free. Auth: no auth required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add forward-email and oldweb-diagnostics as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Forward Email has a quality signal of 41/100 (Fair) with 0 views, 0 installs and 2 GitHub stars. Oldweb Diagnostics has 36/100 (Fair) with 0 views, 0 installs and 0 GitHub stars.