API DIRECTORY · COMMUNICATE AND COLLABORATE

CRM, Marketing & Sales

43 companies and tools in this category. Each listing links to the provider’s own website. Search the full directory

AdjustHosted API
Mobile measurement and attribution
Open documentation Pricing — No pricing page listedStatus Details
Official source checked · checked 2026-10-27
AhrefsAccess needs review
Listed in the supplied document; current public API availability is not confirmed
Open documentation Pricing Status — No status page listedDetails
Official source checked · API access unverified · checked 2026-10-23Current public API access is unconfirmed; check the provider’s access options.
AmplitudeHosted API
Product analytics
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
Apollo.ioHosted API
Prospect data
Open documentation Pricing Status Details
Official source checked · checked 2026-10-23
AppsFlyerHosted API
Mobile attribution and marketing analytics
Open documentation Pricing Status Details
Official source checked · checked 2026-10-27
AttioHosted API
CRMs
Open documentation Pricing Status Details
Official source checked · checked 2026-10-23
BambooHRHosted API
Human resources data
Open documentation Pricing Status Details
Official documentation checked · checked 2026-10-23
ClearbitAccess needs review
Listed in the supplied document; current public API availability is not confirmed
Open documentation Pricing — No pricing page listedStatus Details
Official source checked · API access unverified · checked 2026-10-23Current public API access is unconfirmed; check the provider’s access options.
CloseHosted API
CRMs
Open documentation Pricing Status Details
Official source checked · checked 2026-10-23
Companies HouseHosted API
Look up UK company profiles and public filing records for business-research applications.
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official documentation checked · checked 2026-10-25Each API request requires an API key, sent using HTTP Basic authentication.
Contentsquare (Heap)Hosted API
Product analytics and session replay (includes Heap)
Open documentation Pricing Status Details
Official source checked · checked 2026-10-27
CopperHosted API
CRMs
Open documentation Pricing Status Details
Official source checked · checked 2026-10-23
Customer.ioHosted API
Sync customer profiles and events, trigger message campaigns and automate lifecycle communication from an application.
Open documentation Pricing Status — No status page listedDetails
Official documentation checked · checked 2026-10-25Authentication differs by API: the App API uses bearer authorization; consult the selected Track or Pipelines API for its credentials.
DataForSEOHosted API
SERP and keyword data
Open documentation Pricing Status — No status page listedDetails
Official source checked · checked 2026-10-23
DeelHosted API
Workforce management
Open documentation Pricing Status Details
Official documentation checked · checked 2026-10-23
FullStoryHosted API
Digital experience analytics and session replay
Open documentation Pricing Status Details
Official source checked · checked 2026-10-27
GongHosted API
Revenue intelligence and call recording
Open documentation Pricing Status Details
Official source checked · checked 2026-10-27
Google Ads APIHosted API
Ads
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
Google Analytics Data APIHosted API
Analytics
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
Google Search Console APIHosted API
SEO data
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
Help ScoutHosted API
Customer support workflows
Open documentation Pricing Status Details
Official documentation checked · checked 2026-10-23
HightouchHosted API
Manage customer-data syncs and automate activation workflows from a workspace API.
Open documentation Pricing Status — No status page listedDetails
Official documentation checked · checked 2026-10-25Requires a workspace API key as a bearer token; a workspace administrator creates the key and assigns its permissions.
HotjarAccess needs review
Listed in the supplied document; current public API availability is not confirmed
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · API access unverified · checked 2026-10-23Current public API access is unconfirmed; check the provider’s access options.
HubSpotHosted API
Customer platform integrations
Open documentation Pricing — No pricing page listedStatus Details
Official source checked · checked 2026-10-23
Hunter.ioHosted API
Email finder
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
LeverHosted API
Recruiting integrations
Open documentation Pricing — No pricing page listedStatus Details
Official documentation checked · checked 2026-10-23
MergeHosted API
Sync customer business-system data through a unified integration API, including HR and payroll records.
Open documentation Pricing Status — No status page listedDetails
Official documentation checked · checked 2026-10-25API key and a linked-account token identify the requesting app and customer connection.
Meta Marketing APIAccess needs review
Listed in the supplied document; current public API availability is not confirmed
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · API access unverified · checked 2026-10-23Current public API access is unconfirmed; check the provider’s access options.
Microsoft Advertising APIHosted API
Ads
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
Microsoft ClarityHosted API
Behavior analytics
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
MixpanelHosted API
Product analytics
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
MozAccess needs review
Listed in the supplied document; current public API availability is not confirmed
Open documentation Pricing Status — No status page listedDetails
Official source checked · API access unverified · checked 2026-10-23Current public API access is unconfirmed; check the provider’s access options.
OutreachHosted API
Sales engagement platform
Open documentation Pricing Status — No status page listedDetails
Official source checked · checked 2026-10-27
PipedriveHosted API
Sales pipeline management
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
Plausible AnalyticsSelf-hostedOpen source · AGPL-3.0
Open source, privacy-first web analytics. Lightweight, cookie-free Google Analytics alternative. Self-hosted or cloud.
Open documentation Pricing — No pricing page listedStatus — No status page listedSource code Details
Official source checked · checked 2026-11-10
PostHogHosted API
Product analytics
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · checked 2026-10-23
RudderStackHosted API
Customer data pipelines
Open documentation Pricing Status Details
Official source checked · checked 2026-10-27
SalesforceAccess needs review
Listed in the supplied document; current public API availability is not confirmed
Open documentation Pricing Status — No status page listedDetails
Official source checked · API access unverified · checked 2026-10-23Current public API access is unconfirmed; check the provider’s access options.
SegmentAccess needs review
Listed in the supplied document; current public API availability is not confirmed
Open documentation Pricing — No pricing page listedStatus — No status page listedDetails
Official source checked · API access unverified · checked 2026-10-23Current public API access is unconfirmed; check the provider’s access options.
SemrushHosted API
SEO data
Open documentation Pricing Status — No status page listedDetails
Official source checked · checked 2026-10-23
UmamiSelf-hostedOpen source · MIT
Umami is a privacy-first web and product analytics platform.
Open documentation Pricing — No pricing page listedStatus — No status page listedSource code Details
Official source checked · checked 2026-11-10
ZohoHosted API
Business applications
Open documentation Pricing Status — No status page listedDetails
Official source checked · checked 2026-10-23
ZoomInfoHosted API
Prospect data
Open documentation Pricing Status — No status page listedDetails
Official source checked · checked 2026-10-23