All tools

BuiltWith

Lead generation

Finds every website using a given technology and builds lead lists by tech stack, spend and location, with an API and MCP server.

From $295/mo

Bullhorn

ATS · Dashboards & leaderboards +1 and CRM

The agency ATS conversation.

From $99/user/mo

Bullseye

Lead generation · Visitor ID

Person level website visitor identification that turns anonymous B2B traffic into named, emailable leads delivered to your CRM, inbox or Slack.

From $99/mo

Business Info Finder

Grok bots · AI sourcing

by @Serenejaysew. Give it a company or a person and it returns one skimmable page: who owns it, published numbers and inboxes, the right person to approach and where they post.

Businessolver

Benefits administration

Enterprise benefits administration and enrollment.

Sales-quoted

Buzz.ai

LinkedIn · Dialers +2 and Lead generation, Outreach

AI SDR platform that finds and enriches prospects and runs LinkedIn, email and phone outreach from a prompt.

From $79/seat/mo

Cal.com

Scheduling · Workflow automation

Open-source scheduling with a free plan for individuals, round-robin team links, routing forms and an AI phone agent for reminders.

Free plan, paid from $12/user/mo

Cala HQ

Leave management · Time & attendance

Team time-off tracker for small, remote and global teams, with leave policies, approvals, public holidays for 50+ countries and a free plan for up to 5 users, paid from $15/mo.

Free plan, paid from $15/mo

Calamari

HRIS · Time & attendance

Leave, time, and scheduling in one mid-market HR stack.

From $2.50/employee/mo

Calendar Coordinator

Grok bots · AI interviewing

by @DenisLabelle. Chases scheduling across a whole team's calendars and keeps nudging the holds nobody has followed up, until the meeting lands.