Marketing & Sales · GitHub repo

Signal

Open-source outbound sales automation and lead discovery tool.

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Signal is an open-source outbound sales and lead generation platform designed to automate prospect research. It uses AI agents to discover companies fitting an ICP, map internal org charts, and enrich contacts with web and LinkedIn data. It provides a self-hostable alternative to commercial lead database subscriptions.

What it's for

  • Discover target companies matching a specific ICP through automated web searches
  • Map org charts and find relevant decision-makers within target organizations
  • Enrich lead profiles with LinkedIn activity, news, and company mentions

Features

  • Campaign Agent that executes parallel searches for ICP-matching companies
  • Automated employee discovery and org-chart mapping
  • Contact enrichment and role classification
  • Per-lead intelligence panels with LinkedIn profiles, news, and mentions
  • Docker Compose setup for self-hosting

Pricing

Open source. Free and open source

Details

Type
GitHub repo
Category
Marketing & Sales
Topic
Lead Generation
Open source
Yes
Platforms
Self-hosted, Web
For
Growth engineers, outbound sales teams, and founders looking for a self-hosted prospecting tool.
Alternative to
Apollo.io, ZoomInfo, Clay
Tags
sales, outbound, lead generation, enrichment, prospecting, ai agent

Why it was saved

  • @JaySahnan, 6 May 2026: Does for free what paid outbound tools charge monthly for; shown demoing company search, org-chart mapping, enrichment and contact classification on a Browserbase campaign.

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