Sales & customer support
438 APIs for CRM, leads, sales pipelines, tickets, or customer service.
Collections
New this month
200 APIs added in the last 30 days.
The biggest APIs
The APIs with the most operations.
Most active
Most new revisions in the last 90 days.
All APIs
438- RU1,297 operations98 revisionsRulebase API2@rulebase/rulebase-api2
Quality assurance: score agent conversations, run calibrations and coaching, track work items and SLAs
- BO58 operations2 revisionsBonsai API@hellobonsai/bonsai-api
CRM and project work: manage clients, deals, projects, tasks, time entries and invoices
- OP946 operations90 revisionsOpenintake API@openintake/openintake-api
Legal intake: manage leads, calls, cases, appointments and CRM integrations for law firms
- IM333 operations12 revisionsImobzi REST API@imobzi/imobzi-rest-api
Real estate CRM: manage contacts, leads, deals, properties, contracts, leases and financial transactions
- IN395 operations10 revisionsInvent API@useinvent/invent-api
Customer messaging: manage inboxes, chats, contacts, broadcasts, WhatsApp templates and AI assistants
- CA105 operations1 revisionCapacity API Docs@capacity/capacity-api-docs
Contact center: manage accounts, contacts, calls, tickets, articles, voice campaigns and files
- SA34 operations1 revisionSaasRock API@saasrock/saasrock-api
CRM and HR records: manage companies, contacts, opportunities, employees and linked relationships
- BL14 operations1 revisionBlinq Public API@blinq/blinq-public-api
Contacts and notes: sync contact records, search notes, read transcripts and webhooks
- MU55 operations1 revisionMultichannel Public API@salesforge/multichannel-public-api
Outbound sequences: enroll contacts, run multichannel steps, manage LinkedIn accounts and sender profiles
- SA75 operations1 revisionSalesforge API@salesforge/salesforge-api
Sales outreach: manage mailboxes, contacts, sequences, email threads and webhooks
- HO116 operations1 revisionHoory@hoory/hoory
Customer messaging: manage inboxes, conversations, contacts, agents, teams and automation rules
- GE26 operations1 revisionGetSales public contract: gs.service.integrations@getsales/getsales-public-contract-gs-service-integrations
Integrations: manage provider connections, webhooks, custom HTTP tools and their call and delivery logs
- GE30 operations1 revisionGetSales public contract: gs.service.signals@getsales/getsales-public-contract-gs-service-signals
Website tracking: register sites, track visitor sessions and profile-view sightings
- GE125 operations1 revisionGetSales public contract: gs.service.unibox@getsales/getsales-public-contract-gs-service-unibox
Unibox: shared LinkedIn and email inbox with threads, tasks, sender profiles and AI SDR agents
- GE142 operations1 revisionGetSales public contract: gs.service.playtables@getsales/getsales-public-contract-gs-service-playtables
Data tables, enrichment and multichannel outreach workflows: manage people, companies, runs and sender profiles
- TH90 operations1 revisionThriveDesk Public API@thrivedesk/thrivedesk-public-api
Helpdesk: manage conversations, contacts, inboxes, tags, saved replies, reports and Knowledge Base articles
- BO72 operations1 revisionBoei API@boei/boei-api
AI chatbots and lead capture: train bots, manage FAQs, contacts, deals and inbox threads
- NE61 operations24 revisionsNex Developer API@nex/nex-developer-api
Nex data: manage objects, records, lists, tasks, notes and AI-driven context search
- WH233 operations1 revisionWhispa API@whispa/whispa-api
Contact-center platform: manage calls, campaigns, scenarios, QA scorecards and CRM lookups
- AG23 operations535 revisionsAgents@rdstationmentoria/agents
CRM: manage AI assistants, leads, custom fields, conversations and channels
- RO118 operations22 revisionsRodz API@rodz/rodz-api
Lead generation: create intent signals, watchlists, and enrich contacts, companies and emails
- SE4 operations151 revisionsSequences@hubspot/automation-sequences
Sales automation: list outreach flows, enroll contacts and check their enrollment status
- AP649 operations40 revisionsAPI Reference | Oneprofile@getoneprofile/api-reference-oneprofile
GTM data layer: manage CRM tables, enrichments, sequences, mailboxes and outreach approvals
- PI26 operations6 revisionsPitchGhost API@pitchghost/pitchghost-api
Lead generation: find prospects, enrich work emails, and automate social outreach actions
Showing 1 to 24 of 438
Load more