Load Testing Tools

Apache JMeter
Load testing and performance menasurement tool.
ApacheBench
Benchmarking and regression tool.
Avalanche
Network load and stress testing tool for web applications
Curl Loader
Open-Source Load-testing tool written in C.
e-Load
Load testing tool
eValid LoadTest
Performance test tool for dynamic testing, content validation and capacity analysis.
FORECAST
Load testing tool for web applications, networks, client server and database systems.
Funkload
Load, stress and functional testing tool for web applications.
Hammerhead
Open-Source Load-testing tool
httperf
Load testing service for web applications.
http-load
Load Testing tool for generating web server loads.
IBM Rational Performance Tester
Performance testing tool.
JBlitz
Performance and load testing tool.
JCrawler
Open-Source Load-testing tool
LoadDriver
Load testing tool
Loadea
Stress testing tool.
LoadManager
Performance testing tool with load, stress and stability capability
Loadrunner
Load and stress testing tool for web applications
Microsoft WCAT load test tool
Load testing tool from IIS servers
NeoLoad
Load testing tool for web applications
NetworkTester
Network load and stress testing tool for web applications
OpenLoad
Load-testing tool.
OpenSTA
Load and stress testing tool for web applications
OpNet LoadScaler
Load testing tool
Proxy Sniffer
Load and stress testing tool.
PureLoad
Performance testing and analysis tool.
Pylot
Open-Source Load-testing tool
QA Center Performance Edition
Load and stress testing tool for web applications
QEngine Web Performance Testing
Performance and load testing tool.
QTest
Load testing tool for web applications
Radview's WebLoad
Load testing tool.
RealityLoad XF On Demand Load Testing
On-demand load testing service
Siege
Stress and regression test benchmark utility.
SilkPerformer
Load testing tool.
SiteStress
Load testing service for web applications.
SiteTester1
Load testing tool
StressTester
Enterprise load and performance test tool
Test Complete Enterprise
Load testing capabilities.
Test Perspective Load Test
Load testing service for web applications.
Testing Master
Load testing tool
TestMaker
Performance, scalability and functional testing tool.
The Grinder
Load testing tool based on Java
Torture
Stability, web server speed and reliability script.
Visual Studio Team System 2008 Test Edition
Web application testing tool set.
vPerformer
Performance and load testing tool.
WAPT
Load testing service for web applications.
Web Polygraph
Benchmarking tool.
WebPartner Test and Performance Center
Load and stress testing tool.
WebPerformance Load Tester
Load testing tool for web applications
WebServer Stress Tool
Load testing tool for web applications
WebSpray
Load testing tool.
webStress
Stress and load testing service.
WebSuite
Load and stress testing tool.