
lemlist
Instantly.ai
Apollo.io
Reply.io
Mailshake
Hunter.io
SmartLead.ai
Snov.io
Compify
bolt.new
lemlist is the #1-ranked sales engagement platform on G2, used by 20,000+ B2B companies to run multichannel outbound at scale. It covers the full outbound workflow in a single tool: a 600M+ contact database, waterfall enrichment (80% email find rate across 8 providers), multichannel sequences (email, LinkedIn, WhatsApp, phone), AI-powered personalization, a complete deliverability stack, unified inbox, and native CRM integrations with HubSpot, Salesforce, and Pipedrive. Founded in 2018, bootstrapped to $50M ARR and profitable.
Compify is an experimental open-source React component workflow. It combines an AI-assisted browser editor for building, theming, and previewing components with publishing and sharing, a shadcn-compatible registry/API, CLI, and Storybook integration. The current repository is AGPL-3.0-only, and Docker Compose deployment documentation is available. The hosted service is a public alpha with no managed-service SLA.
lemlist
CompifyInstantly.ai - Build your own infinitely scalable cold email outreach system with Instantly.
bolt.new - Prompt, run, edit, and deploy full-stack web apps
Apollo.io - Apolloโs predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.
Reply.io - Reply.io is an AI-driven sales engagement platform that automates cold outreach through unlimited mailboxes, converts website traffic into booked meetings with AI Chat, and empowers your team to streamline the entire sales process with AI SDRs.
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
Hunter.io - Find all the email addresses related to a domain