Intercept, view & edit Java HTTP traffic
HTTP Toolkit includes built-in automatic setup and advanced support for Java, so you can debug and modify any HTTP(S) traffic in seconds.
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what is http toolkit?
HTTP Toolkit is an open-source tool for debugging, testing and building with HTTP on Windows, Linux & Mac.
Fully supported
Automatic setup & interception for anything on the JVM
On mobile? Send a link to your computer to download HTTP Toolkit there:
No spam, no newsletters - just a quick & easy download link
Java
Kotlin
Scala
Groovy
Clojure
HttpURLConnection
Java 11's HttpClient
Apache HttpClient
Apache HttpAsyncClient
OkHttp
Retrofit
Ktor-Client
AsyncHttpClient
Reactor-Netty
Spring WebClient
Akka-HTTP
TESTIMONIALS
Join 1,029,420 developers
Capture
Intercept HTTP with zero setup
Capture HTTP(S) with zero hassle, with one-click interception for a huge range of tools and platforms.
Precisely target interception, to capture traffic from a single client without the noise & disruption of intercepting your entire computer.
Intercept individual Android or iOS apps, entire devices, Docker containers, browser windows, backend processes like Node.js, Java, Python or Ruby, terminal sessions...
Alternatively, just connect any client manually to HTTP Toolkit as an HTTP proxy, fully compatible with HTTP requests from anywhere.