ThreadMine.dev
fastThread
Request inspector
Webhook.site
CurlHub.io
Beeceptor
MockServer
HttpMaster
API Fortress
Hoppscotch
ThreadMine is a Java thread dump analyzer with AI โ detects deadlocks, CPU spikes, pool exhaustion and virtual thread pinning. Free online, no signup.
ThreadMine.dev
Request inspectorfastThread - Free online thread dump analyzer to troubleshoot Java, android applications. Kotlin, Clojure, Scala, Jruby, Jython, all JVM language thread dumps are supported. hs_err_pid, core dump files are analyzed.
Webhook.site - Instantly generate a free, unique URL and email address to test, inspect, and automate (with a visual workflow editor and scripts) incoming HTTP requests and emails.