MCP HeartbeatTHE MCP OBSERVATORY
Public workspace

Explore

Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

Publisher portfolio

Plainfold

Explore the MCP servers published by Plainfold, with independent connection checks, performance measurements, and setup instructions for each project.

Listed servers
5

Active projects in this portfolio. Deleted and deprecated registry rows are excluded.

Sampled servers
0

Active servers with a recorded connection probe

Latest probe connected
0

Latest stored probe connected. This is not a live guarantee.

Repositories
1

Distinct source repositories linked by the active listings

Portfolio overview

MCP servers

Compare connection status and measurements. Open a server for its tools, check results, and client configuration.

Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Company Jobs & Hiring Signals

Open jobs and hiring signals for any company, from its public careers page or job board.

ProductivityCode & DevOps

Requires authNot measured5 / 22Not checked yet
Plainfold data tools (all tools)

Plainfold data tools: SAM.gov contracts, business entity checks, hiring signals, SEC financials.

LegalCode & DevOps

Requires authNot measured5 / 22Not checked yet
SAM.gov Contract Opportunities

Search U.S. federal contract opportunities (RFPs, bids, awards) from SAM.gov official data.

LegalCode & DevOps

Requires authNot measured5 / 22Not checked yet
SEC Company Financials

Clean annual and quarterly company financials from official SEC EDGAR XBRL data.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet
US Business Entity Check

Verify a US company is registered and active from official state registry open data.

Developer ToolsCode & DevOps

Requires authNot measured5 / 22Not checked yet

Company & identity

About Plainfold

Plainfold publishes MCP servers under the io.github.Plainfold namespace. This namespace is associated with a GitHub login in the MCP Registry.

Namespace verification connects the publisher to its registry identity. It does not certify the security of individual servers.

Source repositories