
GNU Wget
HTTrack
SiteSucker
WebCopy
ScrapBook
Web ScrapBook
Offline Explorer
ArchiveBox
soapUI
Sauce Labs
Postman
TestComplete
Ranorex Studio
Apache JMeter
PractiTest
Insomnia REST
soapUISoapUI is recommended for QA engineers, developers, and testers who need a powerful tool to test APIs thoroughly. It is suitable for organizations that require detailed and comprehensive API testing solutions and are looking for a tool that can integrate with their DevOps processes. Additionally, teams using multiple API protocols will benefit from SoapUI's versatility.
HTTrack - HTTrack is a free (GPL, libre/free software) and easy-to-use offline browser utility.
Sauce Labs - Test mobile or web apps instantly across 700+ browser/OS/device platform combinations - without infrastructure setup.
SiteSucker - SiteSucker is a Macintosh application that automatically downloads Web sites from the Internet.
Postman - The Collaboration Platform for API Development
WebCopy - Cyotek WebCopy is a free tool for copying full or partial websites locally onto your harddisk for offline viewing.
TestComplete - TestComplete Desktop, Web, and Mobile helps you create repeatable and accurate automated tests across multiple devices, platforms, and environments easily and quickly.