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Available on winget

Install Progress Telerik Fiddler Classic

The Original and Free Web Debugging Proxy Tool Exclusively for Windows

Install with winget
winget install --id Telerik.Fiddler.Classic
Upgrade
winget upgrade --id Telerik.Fiddler.Classic
Uninstall
winget uninstall --id Telerik.Fiddler.Classic

About Progress Telerik Fiddler Classic

Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet. Fiddler allows you to inspect all HTTP(S) traffic, set breakpoints, and "fiddle" with incoming or outgoing data. Fiddler includes a powerful event-based scripting subsystem, and can be extended using any .NET language. Fiddler is freeware and can debug traffic from virtually any application, including Internet Explorer, Mozilla Firefox, Opera, and thousands more.

What's new in 5.0.20261.4301

features: Update application EULA Enable TLS 1.3 in supported HTTPS protocols fixes: Error while opening the CertMaker add-on configuration

Read release notes

Version history

Version Updated Notes
5.0.20261.4301 Unknown features: Update application EULA Enable TLS 1.3 in supported HTTPS protocols fixes: Error while opening the CertMaker add-on configuration
5.0.20253.3311 Unknown fixes: Application crashes on minimize
5.0.20252.3251 Unknown fixes: Transcoder fails to load Consent dialog looks broken on high-DPI screens Update banner styles for unsupported functionalities Update third party dependencies to mitigate potential security vulnerabilities.
5.0.20251.1171 Unknown features: Add digital signature verification for external files. Show a confirmation dialog before loading unverified files. Show a confirmation dialog before opening files in an external application. fixes: Replace obso...
5.0.20245.10105 Unknown features: Remove articles and banners from the "Getting started" page. Remove "Offer for beta" option. fixes: Update third party dependencies to mitigate potential security vulnerabilities
5.0.20244.10953 Unknown fixes: Update backend URLs for surveys Update third party dependencies to mitigate potential security vulnerabilities.
5.0.20243.10853 Unknown fixes: Check for updates fails in the beta channel. Update third party dependencies to mitigate potential security vulnerabilities.
5.0.20242.10753 Unknown features: Show informational banners in cases where some functionalities are not supported Add tls1.1 and tls1.2 in the default HTTPS supported protocols for decryption (for new installations only) fixes: Changing fonts...