Open-source Java application for load testing and measuring performance of web and other services.
| TOOL / VENDOR | DESCRIPTION | CLASS | LOAD PROFILE | COMPARE |
|---|---|---|---|---|
| Apache JMeterApache Software Foundation | Open-source Java application for load testing and measuring performance of web and other services. | |||
| BlazeMeterPerforce | Cloud platform for performance testing, test data, continuous testing, and observability workflows. | |||
| LoadRunner ProfessionalOpenText | Enterprise performance testing software for web, API, packaged, and legacy applications. | |||
| LoadRunner EnterpriseOpenText | Web-based enterprise platform for planning, executing, and analyzing performance tests. | |||
| LoadRunner CloudOpenText | SaaS performance testing service with cloud load generators and enterprise test management. | |||
| LocustLocust authors | Open-source, Python-based framework for writing scalable user behavior load tests. | |||
| GatlingGatling Corp. | Code-driven load testing tool with expressive scenarios and high-throughput asynchronous engines. | |||
| Gatling EnterpriseGatling Corp. | Managed Gatling platform for distributed testing, observability, and team workflows. | |||
| NeoLoadNeotys / Tricentis | Enterprise performance testing platform for web, API, mobile, and packaged applications. | |||
| LoadFocusLoadFocus | Cloud service for load, performance, and synthetic monitoring tests. | Cloud Load Testing Freemium Cloud | ||
| FloodFlood IODiscontinued | Cloud load testing platform historically used to run JMeter and Gatling tests. | Cloud Load Testing Commercial Cloud | ||
| Loader.ioLoader.io | Hosted HTTP load testing service for APIs and web applications. | |||
| RedLine13RedLine13 | Freemium cloud load testing platform that runs tests in a customer AWS account. | Load Testing Freemium Hybrid | ||
| NouvolaNouvolaDiscontinued | Discontinued cloud performance testing platform for web, mobile, and API applications. | Cloud Load Testing Commercial Cloud | ||
| StormForgerStormForgerDiscontinued | Discontinued SaaS performance testing service acquired and rebranded as StormForge. | Cloud Load Testing Commercial Cloud | ||
| StresStimulusStimulus Technology | Windows load testing tool for web, REST, SOAP, and WCF applications. | Enterprise Suite Commercial Self-hosted | ||
| PureLoadEmblasoft | Commercial functional and performance testing software for applications and mobile networks. | Enterprise Suite Commercial Self-hosted | ||
| Grafana k6Grafana Labs | Open-source developer-centric load testing tool with JavaScript or TypeScript test scripts. | |||
| Grafana Cloud k6Grafana Labs | Hosted Grafana service for running k6 tests with dashboards and distributed load generation. | |||
| OctoPerfOctoPerf | SaaS and on-premises performance testing platform built around Apache JMeter. | |||
| WebLOADRadView | Enterprise load testing solution for web, mobile, and API applications. | Enterprise Suite Commercial Self-hosted | ||
| Load MultiplierLoad MultiplierDiscontinued | Discontinued hosted load testing product listed in the original QAInsights diagram. | Cloud Load Testing Commercial Cloud | ||
| ApicaApica | Observability platform with synthetic monitoring and load-testing capabilities for digital experiences. | Cloud Load Testing Commercial Cloud | ||
| WAPT ProSoftLogica | Windows load testing tool for web applications, APIs, and web services. | Enterprise Suite Commercial Hybrid | ||
| Frugal TestingFrugal Testing | Cloud-based performance testing service offering managed load generation and reporting. | Cloud Load Testing Commercial Cloud | ||
| AgileLoadQuotium TechnologiesDiscontinued | Discontinued performance testing product formerly offered by Quotium Technologies. | Enterprise Suite Commercial Self-hosted | ||
| Quotium QTestQuotium TechnologiesUnknown | Windows load testing suite for web, ERP, and Citrix-style client/server applications. | Enterprise Suite Commercial Self-hosted | ||
| LoadStormCustomerCentrixDiscontinued | Cloud load testing service for web applications and APIs. | Cloud Load Testing Commercial Cloud | ||
| Appvance AIQAppvance | AI-assisted enterprise platform for functional, performance, security, and continuous testing. | Enterprise Suite Commercial Hybrid | ||
| ArtilleryArtillery Software | Developer-first load testing toolkit for HTTP, WebSocket, and messaging systems. | |||
| Artillery CloudArtillery Software | Managed Artillery execution and observability for distributed performance tests. | Cloud Load Testing Commercial Cloud | ||
| Rational Performance TesterIBMDiscontinued | Enterprise performance testing software for web and service applications. | Enterprise Suite Commercial Self-hosted | ||
| LoadsterLoadster | Load testing application for browser-like web workflows and APIs. | Browser/RUM Commercial Hybrid | ||
| Silk PerformerOpenText | Enterprise performance testing suite for web, mobile, and distributed applications. | Enterprise Suite Commercial Self-hosted | ||
| LoadNinjaSmartBear | Cloud performance testing tool that uses real browsers and minimal scripting. | Browser/RUM Commercial Cloud | ||
| Azure Load TestingMicrosoft | Fully managed Azure service for running high-scale Apache JMeter load tests. | |||
| AWS Distributed Load TestingAmazon Web Services | AWS solution for deploying distributed load tests using containerized open-source engines. | Cloud Load Testing Open Source Cloud | ||
| Vegetatsenart | HTTP load testing command-line utility designed for constant request rates. | |||
| wrkwg / community | Modern HTTP benchmarking tool capable of generating significant load from a single machine. | |||
| heyrakyll / community | Small command-line HTTP load generator for quick endpoint benchmarks. | Micro-benchmark CLI Open Source Self-hosted | ||
| Bombardiercodesenberg | Fast cross-platform HTTP(S) benchmarking tool written in Go. | Micro-benchmark CLI Open Source Self-hosted | ||
| TaurusBlazeMeter | Open-source automation framework that configures and runs multiple performance testing engines. | |||
| TsungTsung community | Distributed open-source load testing tool for HTTP, WebDAV, LDAP, and other protocols. | Protocol/API Load Open Source Self-hosted | ||
| SiegeJoe Dog Software | Open-source command-line utility for HTTP regression and benchmarking tests. | Micro-benchmark CLI Open Source Self-hosted | ||
| ApacheBench (ab)Apache Software Foundation | Minimal HTTP server benchmarking command included with Apache HTTP Server. | |||
| FortioFortio project | Fast, embeddable HTTP and gRPC load testing and latency tool. | Protocol/API Load Open Source Self-hosted | ||
| DrillFerran Basora | HTTP load testing application with YAML scenarios and a command-line interface. | Protocol/API Load Open Source Self-hosted | ||
| GooseTag1 Consulting | Rust framework for building realistic, asynchronous load test clients. | Load Testing Open Source Self-hosted | ||
| JMeter PluginsJMeter Plugins project | Community plugin ecosystem extending Apache JMeter components, listeners, and load generators. | Load Testing Open Source Self-hosted | ||
| wrk2Gil Tene / community | Constant-throughput HTTP benchmark based on wrk for latency-oriented testing. | Micro-benchmark CLI Open Source Self-hosted | ||
| tcpkaliMachine ZoneDiscontinued | High-performance TCP and WebSocket load generator for connection-oriented services. | Protocol/API Load Open Source Self-hosted | ||
| ghzBojan Djurkovic | Open-source command-line gRPC benchmarking and load testing tool. | Protocol/API Load Open Source Self-hosted | ||
| AutocannonMatteo Collina | Node.js HTTP/1.1 benchmarking tool optimized for quick, high-throughput tests. | |||
| ohahatoo | Fast HTTP load generator inspired by hey and vegeta, written in Rust with TUI output. | Micro-benchmark CLI Open Source Self-hosted | ||
| ReqfleetReqfleet | Cloud-native platform for distributed JMeter and Locust load tests with public or private regions and per-minute billing. | Cloud Load Testing Freemium Hybrid | ||
| CassowaryRoger Welin | Modern cross-platform HTTP/S load testing CLI written in Go for developers and operators. | Micro-benchmark CLI Open Source Self-hosted | ||
| LoadViewDotcom-Monitor | Cloud load testing platform using real browsers and protocol load for websites, apps, and APIs. | Cloud Load Testing Commercial Cloud | ||
| JMeter Java DSLAbstracta | Java API to author and run JMeter performance tests as code in a Git-friendly workflow. | Load Testing Open Source Self-hosted | ||
| SmartMeter.ioSmartMeter.io | Commercial performance testing tool built on Apache JMeter with enterprise reporting features. | Load Testing Commercial Self-hosted | ||
| BrowserUpBrowserUp | Load and performance testing that reuses Selenium page objects for real-browser and API scenarios. | Browser/RUM Commercial Hybrid | ||
| The GrinderThe Grinder projectDiscontinued | Historical Java load testing framework for distributed scripted performance tests. | Load Testing Open Source Self-hosted | ||
| nGrinderNaver | Open-source enterprise stress testing platform for scripted load tests, execution, and reporting. | Load Testing Open Source Self-hosted | ||
| MolotovTarek Ziadé | Python asyncio load testing tool for writing concurrent HTTP scenarios with aiohttp. | Protocol/API Load Open Source Self-hosted | ||
| Yandex.TankYandex | Extensible open-source load testing tool that orchestrates multiple generators for automated suites. | Load Testing Open Source Self-hosted | ||
| Grafana k6 browserGrafana Labs | Browser automation module for k6 that adds real-browser frontend metrics to load tests. | Browser/RUM Open Source Hybrid | ||
| k6 CloudGrafana LabsDiscontinued | Former name for the hosted k6 service, now branded Grafana Cloud k6. | Cloud Load Testing Freemium Cloud | ||
| Apex HammerSalesforce | Salesforce-run process that re-executes org Apex tests on the current and next release to catch regressions before upgrades. | Load Testing Commercial Cloud | ||
| Scale TestSalesforce | Salesforce service that simulates peak load in a production-like sandbox to verify application scalability before surges. | Cloud Load Testing Commercial Cloud | ||
| EggplantKeysight | Keysight quality suite spanning Eggplant Performance load testing and Eggplant Monitoring synthetic checks. | Enterprise Suite Commercial Hybrid | ||
| SpillwayCraig Edwards | Native macOS app for HTTP API load testing with visual test plans and live percentile charts. | Protocol/API Load Freemium Self-hosted | ||
| GoReplayProbe Labs | Captures live production HTTP traffic and replays it for shadow testing, load testing, and analysis. | Protocol/API Load Open Source Self-hosted | ||
| LPS ToolMohamad Haidar | Declarative .NET CLI that describes HTTP load tests in YAML and streams results to a live dashboard. | Protocol/API Load Freemium Self-hosted | ||
| JMeterHubJMeterHub | Browser-based JMeter results analyzer that turns .jtl files into aggregate reports, charts, and run comparisons. | Results Analysis Freemium Cloud | ||
| perfGenieSalesforce | Continuous low-overhead contextual profiler that parses and visualizes Java Flight Recorder profiles and jstacks. | Results Analysis Open Source Self-hosted | ||
| Bees with Machine GunsChicago Tribune News Applications teamDiscontinued | Python CLI that spins up throwaway EC2 instances and runs ApacheBench from each to load test a URL. | Load Testing Open Source Hybrid | ||
| Inference PerfKubernetes SIGs | Model-server-agnostic GenAI inference benchmarking tool that measures TTFT, TPOT, throughput, and goodput. | AI/LLM Inference Open Source Self-hosted | ||
| AIPerfNVIDIA | NVIDIA CLI that profiles generative AI endpoints and reports LLM latency and throughput percentiles. | AI/LLM Inference Open Source Self-hosted | ||
| I am speedNaveenKumar Namachivayam | Fast.com-style browser benchmark for LLM APIs, streaming live tokens/sec, TTFT, and TTLT per provider. | AI/LLM Inference Open Source Hybrid
personal pick
| ||
| XLT (Xceptance LoadTest)Xceptance | Java load and performance testing tool with JUnit-style scripts, distributed agents, and detailed out-of-the-box HTML reports. | Load Testing Open Source Self-hosted | ||
| AnteonAnteon | Open-source Kubernetes monitoring and performance testing platform, formerly known as Ddosify. | Load Testing Open Source Self-hosted | ||
| NBomberNBomber | Code-first .NET load-testing framework for distributed scenarios and protocol extensions. | Load Testing Commercial Self-hosted | ||
| HyperfoilRed Hat | Open-source distributed load tester for precise, high-throughput microservice benchmarks. | Load Testing Open Source Self-hosted | ||
| Flood ElementFlood | Browser-based load-generation tool for scripting real-user journeys in TypeScript. | Browser/RUM Open Source Cloud | ||
| HelpMeTestHelpMeTest | Cloud browser-testing platform that runs Robot Framework tests in real Chrome with 24/7 monitoring. | Browser/RUM Commercial Cloud | ||
| ReadyAPI PerformanceSmartBear | Commercial API load-testing product from SmartBear, formerly named LoadUI Pro. | Enterprise Suite Commercial Self-hosted | ||
| Grafana k6-operatorGrafana Labs | Kubernetes operator for running distributed Grafana k6 tests in a cluster. | Load Testing Open Source Self-hosted | ||
| KangalHelloFresh | Kubernetes tool that creates isolated environments for running load tests with multiple providers. | Load Testing Open Source Self-hosted | ||
| .NET CrankMicrosoft | Microsoft infrastructure for orchestrating .NET and ASP.NET Core performance benchmarks. | Load Testing Open Source Self-hosted | ||
| LLMPerfRay ProjectDiscontinued | Open-source benchmark suite for measuring large-language-model inference performance. | AI/LLM Inference Open Source Self-hosted | ||
| GuideLLMvLLM | Open-source LLM serving benchmark for capacity planning and endpoint performance analysis. | AI/LLM Inference Open Source Self-hosted | ||
| httperfHP LabsUnknown | Classic command-line HTTP performance tool for controlled request-rate and connection benchmarks. | Micro-benchmark CLI Open Source Self-hosted | ||
| h2loadnghttp2 project | Command-line HTTP benchmarking tool focused on HTTP/2 and HTTP/3 workloads. | Micro-benchmark CLI Open Source Self-hosted | ||
| alinakabonne | Terminal-based HTTP load generator with real-time latency plots and response statistics. | Micro-benchmark CLI Open Source Self-hosted | ||
| plowsix-ddc | High-performance HTTP benchmarking CLI with a live web interface and terminal charts. | Micro-benchmark CLI Open Source Self-hosted | ||
| rewrkChillFish8Unknown | Rust HTTP benchmarking utility supporting HTTP/1 and HTTP/2 without request pipelining. | Micro-benchmark CLI Open Source Self-hosted | ||
| pewpewbengadboisUnknown | Flexible Go command-line HTTP stress tester for multiple targets and workload configurations. | Micro-benchmark CLI Open Source Self-hosted | ||
| go-wrktsliwowiczUnknown | Go HTTP benchmarking tool inspired by wrk and built around goroutine concurrency. | Micro-benchmark CLI Open Source Self-hosted | ||
| apibGoogle ApigeeDiscontinued | C command-line HTTP/1.1 API benchmarker modeled as a modern alternative to ApacheBench. | Micro-benchmark CLI Open Source Self-hosted | ||
| slapperikruglovUnknown | Go HTTP load tester with a real-time histogram of request timings. | Micro-benchmark CLI Open Source Self-hosted | ||
| BatonAmerican ExpressDiscontinued | Go command-line HTTP load tester supporting common methods, bodies, headers, and concurrency. | Micro-benchmark CLI Open Source Self-hosted | ||
| weighttplighttpd project | Multithreaded command-line HTTP benchmarking tool from the lighttpd project. | Micro-benchmark CLI Open Source Self-hosted | ||
| gobenchcmpxchg16Unknown | Simple Go command-line HTTP benchmarker for concurrent request and latency measurements. | Micro-benchmark CLI Open Source Self-hosted | ||
| htstressarutUnknown | Linux C HTTP benchmarker with multithreading for high-request-rate measurements. | Micro-benchmark CLI Open Source Self-hosted | ||
| curl-loadercurl-loader contributorsUnknown | C traffic generator that simulates thousands of HTTP, HTTPS, FTP, and FTPS clients. | Micro-benchmark CLI Open Source Self-hosted | ||
| LoadiumLoadium | Cloud performance-testing platform for JMeter, Gatling, and browser-based workloads. | Cloud Load Testing Commercial Hybrid | ||
| PFLB PlatformPFLB | Managed cloud load-testing platform with JMeter execution, dashboards, and performance insights. | Cloud Load Testing Commercial Cloud | ||
| LoaderoLoadero | Cloud platform for real-browser load testing with specialized WebRTC metrics and scenarios. | Browser/RUM Commercial Cloud | ||
| SpeedscaleSpeedscale | Production-traffic capture and replay platform for API testing and Kubernetes load validation. | Cloud Load Testing Commercial Hybrid | ||
| Testable.ioTestable | Cloud and private-infrastructure platform for distributed browser, API, and protocol load tests. | Cloud Load Testing Commercial Hybrid | ||
| OpenSTAOpenSTA communityDiscontinued | Historic open-source Windows load-testing tool for HTTP and HTTPS scripts. | Load Testing Open Source Self-hosted | ||
| FunkLoadNuxeoDiscontinued | Python functional and load-testing framework for web applications and APIs. | Load Testing Open Source Self-hosted | ||
| PylotCorey GoldbergDiscontinued | Historic Python web performance tool for concurrent HTTP and HTTPS load tests. | Load Testing Open Source Self-hosted | ||
| Multi-MechanizeCorey GoldbergDiscontinued | Python performance framework for running concurrent scripted web workloads. | Load Testing Open Source Self-hosted | ||
| NetlinghallatoreDiscontinued | Historic .NET load-testing client with console, WPF, and reusable core modes. | Load Testing Open Source Self-hosted | ||
| Visual Studio Load TestMicrosoftDiscontinued | Retired Microsoft web performance and load-test functionality from Visual Studio. | Enterprise Suite Commercial Self-hosted | ||
| Paessler Webserver Stress ToolPaesslerDiscontinued | Retired Windows GUI tool for stress testing web servers and HTTP applications. | Load Testing Commercial Self-hosted | ||
| MZBenchMachine ZoneDiscontinued | Historic distributed load-testing framework for large-scale multi-node benchmarks. | Load Testing Open Source Hybrid | ||
| GoadGoadDiscontinued | Historic Go load tester that distributes HTTP requests through AWS Lambda regions. | Cloud Load Testing Open Source Cloud | ||
| slow_cookerBuoyantDiscontinued | Long-running Go load tester for predictable HTTP request rates and concurrency. | Micro-benchmark CLI Open Source Self-hosted | ||
| loadtestAlex Fernández | Active Node.js command-line load tester for HTTP and HTTPS endpoints. | Micro-benchmark CLI Open Source Self-hosted | ||
| sysbenchAlexey Kopytov | Scriptable, multithreaded database and system performance benchmark. | Database Benchmarking Open Source Self-hosted | ||
| HammerDBTPC-Council | Open-source database benchmark and load-testing tool for major relational engines. | Database Benchmarking Open Source Self-hosted | ||
| pgbenchPostgreSQL Global Development Group | PostgreSQL command-line benchmark for concurrent SQL transaction workloads. | Database Benchmarking Open Source Self-hosted | ||
| YCSBYahoo Research | Extensible benchmark framework and workload suite for cloud-serving databases. | Database Benchmarking Open Source Self-hosted | ||
| memtier_benchmarkRedis | Command-line load generator and benchmark for Redis and Memcached-compatible stores. | Database Benchmarking Open Source Self-hosted | ||
| BenchBaseCarnegie Mellon Database Group | Java framework for repeatable transaction-processing benchmarks across SQL databases. | Database Benchmarking Open Source Self-hosted | ||
| cassandra-stressApache Cassandra | Built-in Apache Cassandra workload generator for cluster stress and capacity tests. | Database Benchmarking Open Source Self-hosted | ||
| JMHOpenJDK | Java Microbenchmark Harness for reliable JVM method and code performance measurements. | Code Benchmarking Open Source Self-hosted | ||
| BenchmarkDotNet.NET Foundation | Open-source .NET benchmarking framework for accurate, reproducible method measurements. | Code Benchmarking Open Source Self-hosted | ||
| Google BenchmarkGoogle | C++ microbenchmark library for measuring function and code performance. | Code Benchmarking Open Source Self-hosted | ||
| Criterion.rsCriterion.rs contributors | Rust statistics-driven benchmarking library with measurement, comparison, and regression reports. | Code Benchmarking Open Source Self-hosted | ||
| hyperfinesharkdp | Command-line benchmarking tool for comparing shell commands with statistical analysis. | Code Benchmarking Open Source Self-hosted | ||
| OpenMessaging BenchmarkOpenMessaging | Open-source framework for benchmarking distributed messaging systems with pluggable drivers. | Protocol/API Load Open Source Self-hosted |
Open-source Java application for load testing and measuring performance of web and other services.
Cloud platform for performance testing, test data, continuous testing, and observability workflows.
Enterprise performance testing software for web, API, packaged, and legacy applications.
Web-based enterprise platform for planning, executing, and analyzing performance tests.
SaaS performance testing service with cloud load generators and enterprise test management.
Open-source, Python-based framework for writing scalable user behavior load tests.
Code-driven load testing tool with expressive scenarios and high-throughput asynchronous engines.
Managed Gatling platform for distributed testing, observability, and team workflows.
Enterprise performance testing platform for web, API, mobile, and packaged applications.
Cloud service for load, performance, and synthetic monitoring tests.
Cloud load testing platform historically used to run JMeter and Gatling tests.
Hosted HTTP load testing service for APIs and web applications.
Freemium cloud load testing platform that runs tests in a customer AWS account.
Discontinued cloud performance testing platform for web, mobile, and API applications.
Discontinued SaaS performance testing service acquired and rebranded as StormForge.
Windows load testing tool for web, REST, SOAP, and WCF applications.
Commercial functional and performance testing software for applications and mobile networks.
Open-source developer-centric load testing tool with JavaScript or TypeScript test scripts.
Hosted Grafana service for running k6 tests with dashboards and distributed load generation.
SaaS and on-premises performance testing platform built around Apache JMeter.
Enterprise load testing solution for web, mobile, and API applications.
Discontinued hosted load testing product listed in the original QAInsights diagram.
Observability platform with synthetic monitoring and load-testing capabilities for digital experiences.
Windows load testing tool for web applications, APIs, and web services.
Cloud-based performance testing service offering managed load generation and reporting.
Discontinued performance testing product formerly offered by Quotium Technologies.
Windows load testing suite for web, ERP, and Citrix-style client/server applications.
Cloud load testing service for web applications and APIs.
AI-assisted enterprise platform for functional, performance, security, and continuous testing.
Developer-first load testing toolkit for HTTP, WebSocket, and messaging systems.
Managed Artillery execution and observability for distributed performance tests.
Enterprise performance testing software for web and service applications.
Load testing application for browser-like web workflows and APIs.
Enterprise performance testing suite for web, mobile, and distributed applications.
Cloud performance testing tool that uses real browsers and minimal scripting.
Fully managed Azure service for running high-scale Apache JMeter load tests.
AWS solution for deploying distributed load tests using containerized open-source engines.
HTTP load testing command-line utility designed for constant request rates.
Modern HTTP benchmarking tool capable of generating significant load from a single machine.
Small command-line HTTP load generator for quick endpoint benchmarks.
Fast cross-platform HTTP(S) benchmarking tool written in Go.
Open-source automation framework that configures and runs multiple performance testing engines.
Distributed open-source load testing tool for HTTP, WebDAV, LDAP, and other protocols.
Open-source command-line utility for HTTP regression and benchmarking tests.
Minimal HTTP server benchmarking command included with Apache HTTP Server.
Fast, embeddable HTTP and gRPC load testing and latency tool.
HTTP load testing application with YAML scenarios and a command-line interface.
Rust framework for building realistic, asynchronous load test clients.
Community plugin ecosystem extending Apache JMeter components, listeners, and load generators.
Constant-throughput HTTP benchmark based on wrk for latency-oriented testing.
High-performance TCP and WebSocket load generator for connection-oriented services.
Open-source command-line gRPC benchmarking and load testing tool.
Node.js HTTP/1.1 benchmarking tool optimized for quick, high-throughput tests.
Fast HTTP load generator inspired by hey and vegeta, written in Rust with TUI output.
Cloud-native platform for distributed JMeter and Locust load tests with public or private regions and per-minute billing.
Modern cross-platform HTTP/S load testing CLI written in Go for developers and operators.
Cloud load testing platform using real browsers and protocol load for websites, apps, and APIs.
Java API to author and run JMeter performance tests as code in a Git-friendly workflow.
Commercial performance testing tool built on Apache JMeter with enterprise reporting features.
Load and performance testing that reuses Selenium page objects for real-browser and API scenarios.
Historical Java load testing framework for distributed scripted performance tests.
Open-source enterprise stress testing platform for scripted load tests, execution, and reporting.
Python asyncio load testing tool for writing concurrent HTTP scenarios with aiohttp.
Extensible open-source load testing tool that orchestrates multiple generators for automated suites.
Browser automation module for k6 that adds real-browser frontend metrics to load tests.
Former name for the hosted k6 service, now branded Grafana Cloud k6.
Salesforce-run process that re-executes org Apex tests on the current and next release to catch regressions before upgrades.
Salesforce service that simulates peak load in a production-like sandbox to verify application scalability before surges.
Keysight quality suite spanning Eggplant Performance load testing and Eggplant Monitoring synthetic checks.
Native macOS app for HTTP API load testing with visual test plans and live percentile charts.
Captures live production HTTP traffic and replays it for shadow testing, load testing, and analysis.
Declarative .NET CLI that describes HTTP load tests in YAML and streams results to a live dashboard.
Browser-based JMeter results analyzer that turns .jtl files into aggregate reports, charts, and run comparisons.
Continuous low-overhead contextual profiler that parses and visualizes Java Flight Recorder profiles and jstacks.
Python CLI that spins up throwaway EC2 instances and runs ApacheBench from each to load test a URL.
Model-server-agnostic GenAI inference benchmarking tool that measures TTFT, TPOT, throughput, and goodput.
NVIDIA CLI that profiles generative AI endpoints and reports LLM latency and throughput percentiles.
Fast.com-style browser benchmark for LLM APIs, streaming live tokens/sec, TTFT, and TTLT per provider.
Java load and performance testing tool with JUnit-style scripts, distributed agents, and detailed out-of-the-box HTML reports.
Open-source Kubernetes monitoring and performance testing platform, formerly known as Ddosify.
Code-first .NET load-testing framework for distributed scenarios and protocol extensions.
Open-source distributed load tester for precise, high-throughput microservice benchmarks.
Browser-based load-generation tool for scripting real-user journeys in TypeScript.
Cloud browser-testing platform that runs Robot Framework tests in real Chrome with 24/7 monitoring.
Commercial API load-testing product from SmartBear, formerly named LoadUI Pro.
Kubernetes operator for running distributed Grafana k6 tests in a cluster.
Kubernetes tool that creates isolated environments for running load tests with multiple providers.
Microsoft infrastructure for orchestrating .NET and ASP.NET Core performance benchmarks.
Open-source benchmark suite for measuring large-language-model inference performance.
Open-source LLM serving benchmark for capacity planning and endpoint performance analysis.
Classic command-line HTTP performance tool for controlled request-rate and connection benchmarks.
Command-line HTTP benchmarking tool focused on HTTP/2 and HTTP/3 workloads.
Terminal-based HTTP load generator with real-time latency plots and response statistics.
High-performance HTTP benchmarking CLI with a live web interface and terminal charts.
Rust HTTP benchmarking utility supporting HTTP/1 and HTTP/2 without request pipelining.
Flexible Go command-line HTTP stress tester for multiple targets and workload configurations.
Go HTTP benchmarking tool inspired by wrk and built around goroutine concurrency.
C command-line HTTP/1.1 API benchmarker modeled as a modern alternative to ApacheBench.
Go HTTP load tester with a real-time histogram of request timings.
Go command-line HTTP load tester supporting common methods, bodies, headers, and concurrency.
Multithreaded command-line HTTP benchmarking tool from the lighttpd project.
Simple Go command-line HTTP benchmarker for concurrent request and latency measurements.
Linux C HTTP benchmarker with multithreading for high-request-rate measurements.
C traffic generator that simulates thousands of HTTP, HTTPS, FTP, and FTPS clients.
Cloud performance-testing platform for JMeter, Gatling, and browser-based workloads.
Managed cloud load-testing platform with JMeter execution, dashboards, and performance insights.
Cloud platform for real-browser load testing with specialized WebRTC metrics and scenarios.
Production-traffic capture and replay platform for API testing and Kubernetes load validation.
Cloud and private-infrastructure platform for distributed browser, API, and protocol load tests.
Historic open-source Windows load-testing tool for HTTP and HTTPS scripts.
Python functional and load-testing framework for web applications and APIs.
Historic Python web performance tool for concurrent HTTP and HTTPS load tests.
Python performance framework for running concurrent scripted web workloads.
Historic .NET load-testing client with console, WPF, and reusable core modes.
Retired Microsoft web performance and load-test functionality from Visual Studio.
Retired Windows GUI tool for stress testing web servers and HTTP applications.
Historic distributed load-testing framework for large-scale multi-node benchmarks.
Historic Go load tester that distributes HTTP requests through AWS Lambda regions.
Long-running Go load tester for predictable HTTP request rates and concurrency.
Active Node.js command-line load tester for HTTP and HTTPS endpoints.
Scriptable, multithreaded database and system performance benchmark.
Open-source database benchmark and load-testing tool for major relational engines.
PostgreSQL command-line benchmark for concurrent SQL transaction workloads.
Extensible benchmark framework and workload suite for cloud-serving databases.
Command-line load generator and benchmark for Redis and Memcached-compatible stores.
Java framework for repeatable transaction-processing benchmarks across SQL databases.
Built-in Apache Cassandra workload generator for cluster stress and capacity tests.
Java Microbenchmark Harness for reliable JVM method and code performance measurements.
Open-source .NET benchmarking framework for accurate, reproducible method measurements.
C++ microbenchmark library for measuring function and code performance.
Rust statistics-driven benchmarking library with measurement, comparison, and regression reports.
Command-line benchmarking tool for comparing shell commands with statistical analysis.
Open-source framework for benchmarking distributed messaging systems with pluggable drivers.