FOSS v1.27.2 ✓ Checksum Published

Download HTTP Toolkit for Windows PC v1.27.2 for Windows PC

Name: HTTP Toolkit for Windows PC
Author: HTTP Toolkit (Tim Perry)

HTTP Toolkit is a free open source HTTP(S) debugging proxy that intercepts, inspects, and rewrites web traffic with one click setup for browsers, terminals...

⬇ Direct Download (166.1 MB)

Technical Specifications & System Requirements

Developer HTTP Toolkit (Tim Perry)

Platform & OS Windows 10 / 11 (64-bit)

Package Size 166.1 MB

Architecture x64 (64-bit)

Package Format EXE Installer

Security Verification SHA-256 checksum published

SHA-256 Cryptographic Checksum Computed from the file we serve

              4510b0985d474f89980489e7b3584d9779bbefd1d4cf898982a9adfe92b5ed31
            

              $ Get-FileHash .\http-toolkit-pc.exe -Algorithm SHA256
            

Software notes

The Bottom Line: HTTP Toolkit's killer feature is how fast you go from install to seeing traffic: one click launches a fresh Chrome with the proxy preconfigured, another attaches your terminal, and within a minute you are watching every request and response flow through a clean, readable UI. In testing, HTTPS interception worked out of the box with its auto-installed CA certificate, the request/response viewers handled JSON, images, and binary bodies gracefully, and breakpoint rules let us pause, edit, and replay requests — the core Fiddler workflow — without reading a manual. The mock and rewrite rules go further, letting you stub endpoints or redirect traffic for frontend development against APIs that do not exist yet. It is an Electron app, so it is heavier than mitmproxy's terminal UI and uses more RAM than a purist would like. Some advanced enterprise features (team sharing, SSO) sit in the paid Pro tier, though the free core covers debugging fully. And like all intercepting proxies, it requires trusting its CA certificate — correct behavior, but worth understanding. For developers who want Fiddler's power with a modern interface and open-source code, HTTP Toolkit is now the easiest recommendation in the category. Its Docker and Android integrations extend the same one-click interception beyond the desktop, which makes it unusually complete for mobile API developers too.

Features

One-click interception for Chrome, Firefox, terminals, and Android devices — no manual proxy configuration or certificate wrestling needed.
Clean, modern UI for inspecting requests and responses, with smart viewers for JSON, images, form data, and binary bodies.
Breakpoints let you pause, edit, and replay HTTP requests in flight, covering the core API-debugging workflow completely.
Mock and rewrite rules stub endpoints or redirect traffic automatically, which is invaluable for frontend work against unfinished APIs.
Free and open source (AGPL-3.0) core with automatic HTTPS certificate setup that just works on first launch.

Considerations

As an Electron app it uses noticeably more memory than terminal-based proxies like mitmproxy, which matters on constrained machines.
Team collaboration features, shared collections, and SSO are reserved for the paid Pro tier.
HTTPS interception requires trusting its CA certificate — correct behavior, but users should understand what they are accepting.

About & Overview: HTTP Toolkit for Windows PC

HTTP Toolkit is a free open-source HTTP(S) debugging proxy that intercepts, inspects, and rewrites web traffic with one-click setup for browsers, terminals, and Android devices. Built as the modern open-source answer to Fiddler and Charles, it pairs a polished Electron UI with scriptable rules, making API debugging approachable for developers who never want to touch a manual proxy config again.

How to Install & Verify HTTP Toolkit for Windows PC

STEP 1

Download the installer

Download HTTP Toolkit from the official vendor link on this page.

STEP 2

Run the setup

Open the downloaded installer file and follow the on-screen installation steps.

STEP 3

Launch the app

Start HTTP Toolkit from the Start menu or desktop shortcut.

Related Windows PC Software & Alternatives

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HeidiSQL for Windows PC 12.21.0.7344 • FOSS

TortoiseGit for Windows PC 2.19.1.0 • FOSS

Frequently Asked Questions & Verification Guide

Is HTTP Toolkit free?

Yes — the core debugging proxy is open source (AGPL-3.0) and free. A paid Pro tier adds team features like shared collections and SSO.

How does HTTP Toolkit compare to Fiddler?

It covers the same ground — intercepting and inspecting HTTP(S) traffic — with a more modern UI, one-click setup, and open-source code. Fiddler Classic remains the entrenched enterprise choice.

Can it intercept HTTPS traffic?

Yes. HTTP Toolkit installs its own CA certificate with one click so it can decrypt and inspect HTTPS traffic from your browser, terminal, or Android device.

Can I modify requests in flight?

Yes — breakpoints pause matching requests so you can edit headers and bodies before they are sent, and rules can rewrite or mock traffic automatically.