Free download

Download BreakTest

Start locally with the free desktop & runtime tool. Run existing JMeter JMX scripts, use AI Repair with Claude Code or Codex, and move serious tests to Enterprise when you need distributed execution.

Recommended

BreakTest distribution

The modernized BreakTest runtime & GUI. Requires Java 21 or newer.

Download BreakTest What's included

Full desktop GUI + CLI runtime
JMeter-compatible JMX workflow
HTTP/2, virtual threads, and free AI Repair / auto-scripting
Full repair or targeted instructions for JMX and JSR223 Groovy scripts

Before you run

Compatibility notes

Existing JMeter JMX files are supported where practical.
A new BreakTest JMX adds metadata for new features.
Most plugins work unless they rely on removed legacy internals.
Use Enterprise for distributed execution instead of Remote Server/RMI.

Next steps

Choose how you want to work.

💻

Run locally

Open your existing JMX, validate compatibility, and let AI Repair fix scripts from your own instructions.

📁

Convert recordings

Use BreakTest Cloud converters for HAR or NeoLoad migration.

Open converters →

🚀

Scale privately

Deploy BreakTest Enterprise on-prem for realtime, distributed execution.

Open platform →

Need more than one machine?

The same scripts run at scale in BreakTest Enterprise — on your own infrastructure.

Open platform