18.2
OpenSanctions provides a structured database of sanctions, politically exposed persons, and other public-interest information collected from hundreds of sources.
Free planOpen sourceWebAPILinux
Alternatives to Thinknum Alternative Data
27.6
Wappalyzer turns public signals from websites into technographic data for prospecting, record enrichment, and monitoring market changes.
Free planAndroidiOSWeb
37.2
BuiltWith profiles websites to show the technologies and online activity associated with them.
Free planWebAPIExtension
- 4
Coresignal
Coresignal provides real-time public web data about companies, jobs, and professionals through APIs and flat-file datasets.
Free planWebAPI7.2From $49 a month - 5
Diffbot
Diffbot uses AI models to turn unstructured web content into linked knowledge.
Free planWebAPISelf-hosted6.9$299 usage-based - 6
Event Registry
Free planWebAPI6.9Free plan - 7
PublicWWW
PublicWWW searches web page HTML, JavaScript, CSS, and plain text for snippets, signatures, or keywords.
Free planWebAPI6.7From $199 a month - 8
Shodan Monitor
Shodan Monitor tracks Internet-connected devices and sends real-time notifications when unexpected devices or events appear.
WebAPILinux6.3From $69 a month - 9
OpenCorporates
OpenCorporates provides access to data on over 200 million companies across 140 jurisdictions.
WebAPI6.2From £2,250 a year - 10
Internet Archive Save Page Now
AndroidiOSWeb5.4 - 114.6
- 124.6
- 134.4