Outbound integrations for Salesforce, HubSpot, and more
Browse outbound integrations for Salesforce, HubSpot, and more across sales engagement platforms, AI agents, automation tools, and data providers.
Showing 24 of 67 integrations grouped by tier (page 1 of 3)
EmailBison
EmailBison provides a secure, deliverability-focused email engagement platform with automated sequencing.
HeyReach
HeyReach provides B2B social automation tools for agencies and sales teams, enabling efficient, genuine outreach.
HubSpot
HubSpot provides an AI-powered platform for marketing, sales, service, and content, helping businesses grow.
Instantly
Instantly offers an end-to-end lead gen platform with AI-powered automated outreach, B2B lead database, and more.
Salesforce
Salesforce is the world's leading AI-powered CRM, bringing every business function into one unified platform.
Smartlead
Smartlead is an AI-powered sales engagement platform helping businesses scale outreach via cold emailing.
Clay
Clay is an AI-native sales engagement platform automating prospecting, enrichment, and personalized outreach.
Aimfox
Aimfox is an AI-powered platform specializing in B2B social outreach, offering automated outreach at scale.
Attio
Attio beta CRM integration in OutboundSync. Sync one-way email and social activity as Notes, plus an optional OutboundSync custom object you can filter and list.
Brevo
Brevo is an email and marketing automation platform offering transactional email, SMS, and CRM tools for growing businesses.
Close
Close beta CRM integration in OutboundSync. Connect Close as a Connected Account and sync one-way email and social activity into Lead records.
Drippi
AI-powered sales engagement platform helping agencies automate personalized X (Twitter) outreach and research.
Furnace
Furnace builds and runs cold outbound email systems for clients — intent-driven campaigns that feed webinars, meetings, and pipeline, on infrastructure they engineered.
GetSales
Beta direct integration for syncing GetSales email and social activity into Salesforce and HubSpot.
HighLevel
HighLevel beta CRM integration in OutboundSync. Connect HighLevel as a Connected Account and sync one-way email and social activity as Notes on Contacts.
HotHawk
HotHawk is a SaaS platform offering a unified inbox to streamline sales email outreach and manage multiple accounts.
Ken AI
Ken AI is a done-for-you cold email platform — its team runs B2B outbound campaigns on infrastructure they built from scratch: strategy, copy, sending, and replies, managed for you.
Lemlist
Lemlist is an omnichannel platform that helps businesses automate and personalize outreach to target accounts.
Masterinbox
Masterinbox offers an AI-powered unified inbox for agencies and SaaS founders, centralizing outreach in one place.
Mixmax
Mixmax is an AI-native platform that helps sales teams streamline communication and their work.
OpenClaw
Analyze outbound campaign performance, reply rates, follow-up prioritization, and platform attribution using OutboundSync engagement data in Salesforce or HubSpot—via the public crm-analysis Agent Skill.
Pipedrive
Pipedrive beta CRM integration in OutboundSync. Connect Pipedrive as a Connected Account and sync one-way email, social, and call activity as Notes on Persons.
Reply.io
Reply.io is a multichannel sales engagement platform combining email and social outreach with AI-driven sequences.
Salesfinity
AI-powered sales dialer platform helping teams accelerate outbound sales and connect with more prospects.
About OutboundSync integrations
OutboundSync connects the outbound stack — sales engagement platforms like Smartlead, Instantly, HeyReach, and Reply.io, enrichment and orchestration tools like Clay, and AI agents — to Salesforce, HubSpot, and more. Sync sends, opens, replies, and meetings as native CRM activity; route inbound replies and bookings; attribute revenue to outbound channels; and keep block lists and unsubscribes in step across every tool.
Use the filters above to narrow by integration type (CRM, sales engagement platform, AI agent, automation, data and enrichment, inbox management), supported channels (email, social, phone), sync direction, and availability. Looking for a vetted starting point? Browse our Gold-tier integrations.
Need help implementing? Our outbound agency partners deploy these integrations on Salesforce and HubSpot — including Growth Engine X , C17 and Understory .
Comparing approaches? Native integration vs OutboundSync for Smartlead, Instantly, and HeyReach, or see when to use Zapier, Make, n8n, OutboundSync, or a custom integration or jump to a dedicated Zapier alternative , Make alternative , or n8n alternative plus manual logging/BCC guidance for Salesforce, HubSpot, and more.