SDK Directory
Ruby Sales APIs
Official Ruby packages for building sales workflows. Use these libraries to avoid writing raw HTTP boilerplate.
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Argyle
The leading employment data platform for income and employment verification.
Clearbit (Breeze)
Real-time company and person enrichment API by HubSpot.
Crawlbase
Enterprise web scraping API with smart proxy rotation and JavaScript rendering.
CUFinder
B2B data enrichment API with 20+ endpoints for company and person data.
DocuSign
Enterprise e-signature and agreement cloud API.
Emailable
Fast email verification API with 99.9% accuracy and instant results.
HubSpot
All-in-one CRM platform with an extensive API ecosystem.
Hunter.io
The standard for finding and verifying professional email addresses.
Journy.io
Customer intelligence and product-led growth (PLG) platform.
Mattermark
Data-driven platform for discovering and analyzing high-growth companies.
Neverbounce
Email verification API with AI-powered validation and real-time checking.
PandaDoc
API for document generation, e-signatures, and tracking.
People Data Labs
B2B data API with 3 billion person and company records.
Pipl
Identity verification and people search API for trust and safety.
Stripe
Financial infrastructure for the internet.
Trestle IQ
Phone verification and reverse phone lookup API for lead validation.
Zendesk Sell
Sales CRM designed to increase productivity and pipeline visibility.
ZeroBounce
Email validation API with detailed deliverability scoring and abuse detection.
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