The best StackWho alternatives

Wappalyzer is aimed at sales, marketing, operations, strategy, partnerships, and security teams that use technology signals in their work.

Datanyze suits people prospecting for B2B contacts and company details through LinkedIn and other prospecting sites.

PredictLeads may suit teams building company research, prospecting, or enrichment workflows that use structured firmographic, news, job, and other…

TechnologyChecker suits B2B sales, go-to-market, and market analysis teams looking for technology signals, company data, or matched decision-maker…

TheirStack suits sales and marketing professionals looking for companies based on hiring activity, technology use, or buying-intent keywords.

It suits developers, product teams, and sales, marketing, or revenue operations teams that need people or company data enrichment.

BuiltWith suits sales and research teams investigating website technologies, ecommerce activity, and potential leads.

BuyerCaddy suits sales and marketing platforms, private equity firms, hedge funds, and expert networks seeking visibility into company technology use.

NerdyData may suit sales teams, researchers, or others looking to find companies by their web technologies.

The product is presented for Bulgarian agencies, consultants, businesses, and website owners.

PublicWWW may suit people looking for code or text snippets across web pages, or users who need domain clustering and export options.

It suits sales, marketing, and research users building website technology-based prospect lists.

It is aimed at sales and marketing teams looking for construction companies by their software use.

TechStackIntel suits developers and research workflows that need company stack lookups, batch requests, taxonomy data, or JSON integration.

It suits teams researching prospects, qualifying leads, and identifying buying signals through technology and company data.