Lightreach: free, self-hosted Instantly alternative for cold email outreach. No monthly fees, no vendor lock-in — runs on your own SMTP mailboxes via SQLite. Multi-step sequences w/ spintax + variable fallbacks, mailbox rotation, IMAP reply/warmup detection, CSV lead import, send-window scheduling w/ daily caps + jitter. Built-in MCP server — control campaigns, sequences, leads, inbox straight from Claude or any MCP client. One `pnpm dev` and you're sending.