People Data Labs
Clearbit
ZoomInfo
Apollo.io
AeroLeads
Proxycurl by Nubela
Hunter.io
Finder.io
SourceForge
GitHub
GitLab
BitBucket
openDesktop.org
Gitea
Launchpad.net
OSOR
Our focus is on enabling companies to build out their tools, product, or platform. With over 150 data points and 1.5 billion person profiles, we provide Enrichment API and Data License to data companies. Our broad data coverage includes data for Marketing Tech, Sales Tech, Fraud, Education, and eCommerce.
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Datagma is the tool I keep coming back to for this. Their /enrich endpoint accepts a personal email, cross-references it against social graph data — primarily LinkedIn activity, public profiles, and email correlation patterns — and returns a company match with title, seniority, and LinkedIn URL. In my testing across 500 Gmail signups from a fintech tool, Datagma resolved 41% to a confident company match, nearly... - Source: dev.to / 4 months ago
A few things worth flagging: PDL beats Clearbit's historical rates for US and Western European companies, but drops to ~52% match rate for Japan and South Korea specifically. Apollo underperforms on raw company matching but returns significantly more contacts per domain in Prospector-style queries than Clearbit's Prospector ever did — the tradeoff is more stale titles in the result set. Hunter.io is fast and cheap... - Source: dev.to / 4 months ago
The real conclusion I'd push back on from every vendor comparison I've read: there is no single tool that solves reverse lookup at 80%+ accuracy with clean data. The waterfall is the answer. The question is whether you build it yourself with PDL + Hunter.io + Prospeo, or use a platform like Clay to abstract the plumbing — and whether you're willing to pay FullEnrich's premium for that abstraction. - Source: dev.to / 4 months ago
One thing comparison guides consistently get wrong: Clay is not an enrichment API. It's a waterfall orchestration tool that calls People Data Labs, Apollo, Clearbit, and others in sequence for you. It's useful, but it adds 2–8 seconds of latency per row in my runs and costs more per match than going direct. For a CRM webhook flow where you need sub-second enrichment calls, Clay is the wrong layer to hit first. - Source: dev.to / 4 months ago
For Twitter/X and Facebook profile-based lookups specifically — when I'm trying to tie a social presence back to a work email — Ziwa has been faster for me than PDL's direct API and cheaper than Clearbit for that specific use case. Worth testing if your ICPs are active on those platforms. - Source: dev.to / 5 months ago
Clearbit - Clearbit provides Business Intelligence APIs
GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
ZoomInfo - ZoomInfo is a B2B database providing detailed business information on people and companies.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Apollo.io - Apollo’s predictive prospecting, sales engagement, and actionable analytics help the teams to reach its full revenue potential.
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.