Free HTTP testing & debugging tool. Helping developers and testers since 2013.

Joined January 2013
Version 7.1.2 is now available! • Improved authentication and OAuth support • Enhanced client certificate handling in the request window • Plus various fixes and refinements Modern HTTP testing for developers. #HTTP #WebDevelopment #DevTools
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🚀 Version 7.1.1 is available! • Improved window management during execution. • Review project data while execution is running. • Filter request items by HTTP method. • Minor UI fixes & improvements. Download the latest version and give it a try! #HTTP #API #WebDevelopment
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🚀 Version 7.1 is here! This release brings a significantly expanded OAuth integration, including a new and more powerful configuration experience. Also included: • Fractional execution delays. • Improvements and bug fixes. #OAuth #DevTools #WebDevelopment #API
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🚀 v7.0 is here! Modernized with .NET 10 and a new HttpClient-powered engine, improved protocol handling, and enhanced certificate support. Plus many fixes and refinements. Update today and enjoy a faster, more reliable experience! ⚡ #dotnet #API #HttpClient #WebDeveloper
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Version 6.3 is now available with expanded support for local parameters, easier URL conversions, client certificate improvements, and more. Download httpmaster.net/download What's new httpmaster.net/history #testing #HTTP #API #WebDevelopment #webdeveloper #webdev #dotnet
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Version 6.2.9 is out with improved execution data comparison, better client certificate support, and various UI improvements. Download httpmaster.net/download What's new httpmaster.net/history #testing #HTTP #API #WebDevelopment #webdeveloper #webdev #dotnet
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Version 6.2.8 is available with side-by-side execution data comparison, better parameter support, and various UI improvements. Download installer or portable httpmaster.net/download What's new httpmaster.net/history #testing #HTTP #API #WebDevelopment #webdeveloper #dotnet
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Testing file uploads over HTTP? HttpMaster makes it easy to construct, inspect, and troubleshoot HTTP file upload requests. Here’s a step-by-step guide: httpmaster.net/docs/how_to_u… #testing #HTTP #API #WebDev #WebDevTools
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Do you remember when you joined X? I do! #MyXAnniversary
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Version 6.2.7 is available with improved parameter support, better request body management, and numerous UI improvements. Download installer or portable httpmaster.net/download What's new httpmaster.net/history #testing #HTTP #API #webdev #dotnet
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Version 6.2.6 is available with expanded request item search, HTTPS execution data section, and various UI improvements. Download httpmaster.net/download What's new httpmaster.net/history #testing #HTTP #API #WebDevelopment #webdeveloper #dotnet
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