Release Notes
Discover the latest features, improvements, and fixes across all XLT versions, from current releases to the complete historical archive.
Current Release
XLT 10.0.x — Beta: Next-Generation Performance
XLT 10 introduces virtual threads powered by Java 21 for massive concurrency with minimal memory overhead, private machine execution mode, dynamic overview charts with moving averages, and updated browser automation drivers.
Read the full 10.0.x Release Notes
Recent Releases
Explore recent stable release series for framework upgrades, load testing features, and reporting enhancements:
XLT 9.2.x
Dynamic zoomable charts, merge rules with URL substring matching, and Result Browser improvements.
XLT 9.1.x
Faster merge rules, auto-mapping of test classes, and relative load functions.
XLT 9.0.x
Java 21 baseline, HtmlUnit 4.x browser emulation, and modernized reporting.
XLT 8.x Series
Custom data loggers, advanced metrics, and stability updates across versions 8.0 through 8.6.
Historical Archive
Browse release notes for earlier XLT versions:
XLT 8.x SeriesVersions 8.0.0 – 8.6.0
- XLT 8.6.x — Custom data loggers and performance enhancements
- XLT 8.5.x — Result browser and metrics updates
- XLT 8.4.x — Reporting fixes and library updates
- XLT 8.3.x — Test scenario orchestration improvements
- XLT 8.2.x — Agent controller and stability fixes
- XLT 8.1.x — Enhanced HTTP client handling
- XLT 8.0.x — Major architecture refresh
XLT 7.x SeriesVersions 7.0.0 – 7.3.0
XLT 6.x SeriesVersions 6.0.0 – 6.2.0
XLT 5.x SeriesVersions 5.0.0 – 5.7.0
- XLT 5.7.x — WebSocket support and report viewer fixes
- XLT 5.6.x — Agent controller memory and SSL management
- XLT 5.5.x — Script developer enhancements
- XLT 5.4.x — Test data resolution and framework improvements
- XLT 5.3.x — Proxy configuration and SSL handshake updates
- XLT 5.2.x — Action timing and validation enhancements
- XLT 5.1.x — Driver management and script recorder updates
- XLT 5.0.x — Major release with redesigned architecture
XLT 4.x SeriesVersions 4.0.0 – 4.13.0
- XLT 4.13.x — Final maintenance release of the 4.x line
- XLT 4.12.x — Framework and report updates
- XLT 4.11.x — Security and dependency updates
- XLT 4.10.x — Script Developer and recorder fixes
- XLT 4.9.x — Real-time reporting enhancements
- XLT 4.8.x — Master controller and load agent updates
- XLT 4.7.x — Performance and stability fixes
- XLT 4.6.x — Agent controller improvements
- XLT 4.5.x — Result data formatting updates
- XLT 4.4.x — Report generation enhancements
- XLT 4.3.x — Timer and measurement improvements
- XLT 4.2.x — Load test setup and configuration updates
- XLT 4.1.x — Test runner fixes
- XLT 4.0.x — Foundational 4.x enterprise release