ListSignal

com.listsignal/listsignal · v1.0.1 · sales-and-crm

ListSignal is up but requires authentication (header). It scores 45/100.

B2B sales intelligence: tech stack, Shopify apps, revenue, hiring and contacts for 25M+ firms

Endpoint: https://listsignal.com/mcp (streamable-http)

Repository · Website · JSON · Add to my inventory

Score 45/100

health	18 / 25
authEase	6 / 15
toolQuality	7.5 / 15
maintenance	7 / 15
adoption	0 / 10
usage	0 / 10
security	6 / 10

Scoring v0.3, computed 2026-10-15T02:31:25.495Z.

Reachable; handshake needs credentials so tools could not be listed
Tool quality not measurable behind auth: neutral half credit
GitHub signals are off for everyone: maintenance uses registry dates (half credit)

Health history

Checked (UTC)	Status	Latency	Error
2026-10-14T20:20:37.041Z	Needs auth	1295	initialize: HTTP 401

Tools (0)

Tools are listed after a successful handshake.