K6
K6 is a modern load testing tool built for developers and helps them perform all kinds of load testing on websites and applications. The platform allows developers to have an amazing experience, and they can perform testing unit-wise on the application. It has the capability to monitor the performance of the application at the same time when it is load testing that application.
The platform comes with easy-to-use APIs and CLI to get better and more flexible features. It has an automated testing feature designed for performance tests to get a pass or fail the application’s behavior. Users can write tests in Javascript code, and they can write realistic load tests to run them with ease.
K6 comes with multiple storage choices, and users can send the output of results to various backends and formats. Moreover, it comes with a high-performance tool that ensures all the testing is done up to the standard. Lastly, users can use the same tests in a local, distributed, and cloud environment.
K6 Alternatives
#1 WebLOAD
WebLOAD is a platform that allows users to build and run load tests with the same breadth and depth as done by any other load testing application but with more efficiency. The platform comes with advanced correlation and verification capabilities and offers rich reporting and root-cause analysis features.
Moreover, its dashboard provides a single command and control interface allowing users to create, execute, schedule, and analyze tests. The platform enables users to create load tests, execute and schedule tests runs, and manage all the tests and resources. Moreover, it comes with a realistic load generation that can create highly customized text execution sessions using any virtual user volume.
It allows users to get better insights and identify the problems present in the performance of web apps. WebLOAD allows users to view performance data from any possible angle, and they can compare multiple sessions and drill down it to specific transactions. Moreover, it allows users to customize their own dashboard, and they can define the exact layout and graphs.
#2 StresStimulus
StresStimulus is a platform that allows users to load test websites, mobile, and enterprise apps. The platform helps users to determine the web performance and scalability of their application under heavy traffic load. Moreover, during the testing process, the server monitoring information is collected in real-time to pinpoint application performance bottlenecks and allows users to isolate web speed issues.
The platform comes with amazing features that make website stress-testing and mobile performance testing easy, and users can record, configure, and execute tests with ease. It enables users to record their browser and web application’s whole activity to know how well it is holding up under stress. Users can monitor the performance of every HTTP request, page, and transaction.
StresStimulus enables users to run tests from a single test machine or spread virtual users between any load generators. Users can record the traffic that is coming on the Android, Apple, or Windows phone to know how their mobile apps are doing. Lastly, it supports all the major web and enterprise app platforms.
#3 OctoPerf
OctoPerf is a platform that allows users to get a new advanced load testing experience to know about the performance of their website and applications. The platform comes as a SaaS and on-premise testing solution that allow users to design their load policy, execute load tests, and analyze it directly from the web browser. It comes with a hard-core agile, which allows users to automate everything which they can do to invest less time.
OctoPerf enables users to focus on the important tools, and users can refine and polish the software according to their experience and needs. It comes with contextual documentation and video tutorials to help users understand how to perform tasks.
OctoPerf allows users to become a load tester in no time, and they can launch virtual users, which look like real visitors to the website to generate a realistic load on the servers. Users can import JMeter scripts and can perform all the performance testing with ease. Lastly, users can do everything from design to analysis in its web interface.
#4 Loadninja
Loadninja is a platform that allows users to create and run load tests in half the time, and they can diagnose web UI and API performance through it. The platform actually tests the end-user experience instead of testing the protocol across tens of thousands of browsers, and it saves sixty percent of their effort. Moreover, it does not require any maintenance and setup and provides an accurate understanding of the performance.
The platform cuts the web and API test creation time from hours to minutes, and they do not require any kind of coding or correlation. Moreover, it uses real browsers at scale for load tests and can create a realistic representation of load on the infrastructure. It can analyze and diagnose performance issues in real-time.
Loadninja enables users to use flexible tools like REST API and custom CI/CD plugins to automate their API and UI performance testing. It comes with different integrations, such as SmartBear for Jira, etc. Lastly, users can test applications in the location network.
#5 SmartMeter
SmartMeter is a performance testing tool that comes with enterprise-level features. The platform allows users to create test scenarios with ease, and they can embed them in the browsers to test them in real-time. Moreover, it enables users to create a report of their results after testing the applications. It offers an efficient testing tool to handle heavy loads through which they can perform in-depth testing.
The platform is easy-to-use and allows users to create hassle-free test scenarios in embedded browsers. Moreover, it enables users to generate advanced test reports with detailed test results automatically, and they can easily add performance testing into their continuous integration process.
The software ensures that insufficient test resources do not cause long response times, and they can monitor everything through it. SmartMeter offers real-time test results on multiple monitors, and they can watch and interpret these results. Moreover, it offers distributed load testing, and they can create a large number of virtual users from different locations on multiple machines.
#6 LoadView
LoadView is a cloud-based load testing platform that allows users to stress-test their websites and web apps to know their performance level. The platform comes users to test web pages, verify the performance, identify bottlenecks, and ensure scalability. Moreover, in web application testing, users can perform real-time simulations, multi-step scripting, and it can support up to forty browsers.
The platform does not require any hardware or software updates, and users can easily load tests with the old versions. Moreover, the load step curve allows users to determine if their website can handle the traffic spikes over a specific time period. It allows users to check tests under a goal-based curve to ensure that website can handle the expected increase in their user traffic.
LoadView allows users to check dynamically adjustable curves to test their infrastructure limit by adjusting load in real-time. They can gain insights into the fluctuation of load levels of their websites. Lastly, it offers 24/7 support to users to help them perform better all the time.
#7 Taurus
Taurus is a platform that allows users to run tests more than once on their websites and applications to know about their performance. The platform’s main purpose is to provide language creation/configuration scripts in a more user-friendly way, and users can use pre-existing scripts for it. Some of this platform’s advantages are that its scenario definition is clearer than other load testing platforms and offers different plugins to solve the problem.
The platform also comes with a real-time reporting tool that can be used during the execution of tests, and it offers the possibility of using the pre-existing scripts. Moreover, it comes with an integration with BlazeMeter that allows users to move the information from the test execution servers into the cloud.
Users can get graphical response time using the integration’s interface and can know what could happen. Taurus enables users to send virtual traffic to the website and web apps to know how they will respond to it and see what happens to them with such traffic.
#8 CloudTest
CloudTest is a platform that offers load testing facilities to users to validate the performance of their websites and apps. The platform allows users to simulate the events in productions with precise control, and they can produce a live analysis of what is going around. It allows users to test faster without any coding, and it helps them get a wider picture of their website’s capability.
The platform allows users to build, improvise, and run tests to receive deep and actionable insights on test results in collaboration with expert performance engineers. Moreover, users can address risks, and they can lead to loss of transactional or advertising revenue. It accurately tests the infrastructure with geographically dispersed loads and offers a visual test creation feature with object-based scripting.
CloudTest comes with a drag and drops test case features to allow users to track all the tests and configure virtual users to see websites’ reaction. Moreover, users can use its customizable dashboard to perform different tasks and third-party access integrations through it.
#9 Flood.io
Flood.io is a platform that allows users to increase customer satisfaction and confidence in the production apps and reduce business risks in them. The platform allows users to bring their own scripts, or they can build a new done. Moreover, users can get a start in no-time, and it offers a friendly Test Builder for load testing, and users can run thousands of load tests.
The platform handles all the tests, and they can manage real-time reporting of the website’s performance to know how it is performing under heavy traffic. It collects results from multiple load testing tools, and users can run it in the cloud or on-premise to understand the reporting interface.
Flood.io allows users to find the solution which fits them the most in the load testing facility, and they can take on different challenges with the performance testing. Moreover, it performs load testing with real browsers to know the real impact on the websites and web apps. Lastly, its automation features make it easy for users to perform tasks.
#10 Katalon Studio
Katalon Studio is an all-in-one test automation solution that allows users to test their apps and websites anytime with ease. It is a single tool which users can use for multiple purposes, and they can deploy the tool on Windows, macOS, and Linux for testing purpose.
The platform comes with built-in project templates that can get the users started anytime, and they perform web, mobile, API, and desktop testing through this single software. Moreover, it also allows users to create tests, and they can efficiently locate, detect, and store test objects to speed up their scripting process. Users can also effortlessly generate tests, and they can automatically store all UI elements to maximize the reusability.
Katalon Studio comes with a dual editor interface that can easily build advanced scripts with IDE, and users can customize steps from the interface. Moreover, it also makes scripting enjoyable with built-in object spying and comes with in-context reference. Lastly, users can speed up ad hoc inspection of variables and codes of the runtime environment.
#11 LoadRunner
LoadRunner is a platform that offers project-based performance load testing solution to identify abnormal application behavior quickly. The platform allows users to run simplified testing, and they can support performance testing for a wide range of applications. It comes with data extensions and a debugging engine, reducing the time spent scripting.
The platform offers IDE that can be integrated into development environments through which users can run unit tests. It allows users to produce real business processes, and users can emulate real user behavior. The platform emulates thousands of concurrent virtual users, and users can apply accurate workloads to any application. It helps users capture the response of end-user and ensure that their application meets the required requirements.
LoadRunner helps users gain efficiencies with reduced provisioning time, and they can quickly scale up tests to meet the application demands. Moreover, users can reduce the costs and overhead of managing a dedicated machine while leveraging the public cloud for deployment. Lastly, users can collaborate with others in the process of performance testing.
#12 Gatling
Gatling is a platform that allows users to load test their web applications. The platform helps users anticipate slow response times and crashes and detect performance issues and errors early in the development cycle. Moreover, it provides the right picture of the slowest user experience, which it has encountered in real-time use and prevents the business from becoming a victim of its success.
The platform helps users simulate hundreds of users for web applications, and users can provide high-resolution metrics to help them face critical situations. It enables all kinds of users, whether they are small, medium, or global level organizations, to check the working of their web applications.
Gatling comes with an open-source testing solution and an on-premise testing service that users can deploy anytime they want. The platform enables users to perform unlimited testing with unlimited virtual users, duration, and the number of tests. Moreover, it provides a load inject that can generate virtual users during the tests, and users can send the data to Gatling Frontline for compilation.
#13 Funkload
Funkload is software that helps users to load and test their applications and other web projects with ease. The platform comes with a simple interface, making it easy for users to navigate the software for their work. Moreover, it allows users to test web projects, and they can also perform regression testing on their projects.
Users can perform complete performance testing, and they can load the web application with the virtual load to check the performance and its working. Moreover, it allows users to get a report about the system’s performance, and they can know what is lagging in the system and which parts are performing better here.
Funkload enables users to load test their applications, and they can expose the bugs through this. Moreover, it also offers cursory testing, and users can also test the volume and longevity of the application. Lastly, users can write web agents by scripting any repetitive web tasks.
#14 JMeter
JMeter is a platform that comes with an open-sourced license used for load test functional behavior and measuring web applications’ performance. The platform comes with a powerful performance testing feature that allows users to load multiple and concurrent user traffic. Moreover, it is an independent platform and comes with a friendly GUI for users.
The platform comes with a multi-threading framework that can simultaneously sample different functions by separate thread groups. It has an easy installation process, and users can write their tests to check the performance. The platform offers different testing strategies such as load testing, distributed, and functional testing. Users can run simulations with the help of multiple loads to check the performance of web applications.
JMeter allows users to integrate other testing platforms such as Script test for automating testing. Moreover, it enables users to record the visitors’ activity on the browser, and they can simulate everything in the web application. Lastly, it supports all the basic protocols such as HTTP, JDBC, LDAP, FTP, etc.
#15 WAPT
WAPT is a platform that comes with the capability of performance testing tools for web and mobile applications. The platform allows users to run load tests quickly, and they can get results on the quality of their applications in no time. Moreover, it also offers tools that can test the functioning of web applications and test the REST API services, mobile applications, and other server components.
The platform also comes with a fast test design, and users can just let the software do what it needs to do to perform the task instead of writing codes. Moreover, it also offers accurate simulation, enabling users to combine different types of virtual users to combine in a single test to get better results.
WAPT also comes with efficient load generation with virtual users fully emulated by a fast native implementation of HTTP, SSL, and other protocols. Lastly, it also offers web security support for HTTPS recording and playback for any version of TLS and generates performance reports of tests.
#16 SmartMeter.io
SmartMeter.io is a performance testing tool that allows users to create test scenarios with ease, and they can embed these tests in browsers. The platform comes with all those features wanted by users in the JMeter, and they can get it in SmartMeter at a lower price. Moreover, it also helps users get comprehensive reports on the tests in the form of graphs and statistical overview and understand the trends.
The platform is easy-to-use and allows users to test the automatic transactions and mobile browser simulations through it. Moreover, users can also redo or undo the capabilities, and they can start separating static and dynamic resources in requests. It also enables users to produce numerous virtual users from different locations by installing load generators at multiple locations in the applications.
SmartMeter.io helps users view real-time results, and they can get fully automatic reports that can explain everything to the users. Moreover, users can also check the success and failure of their tests from maximum response time and desired throughput.
#17 Storm.dev
Storm.dev is a platform that allows users to perform testing to manage, monitor, and stress test their web resources. Users need to install the storm client on their servers, and they can throw away the access key once the login process is done. Moreover, it comes with host monitoring that allows users to monitor the web resource status, and they can get notifications in real-time.
The platform allows users to share the reports of their tests with other team members, and they can load test their web apps from thousands of nodes. Moreover, users get in-depth stats on DNS search times and other events that are occurring in the web app. Users can extend the node agent at will to create customized plugins and constantly archive them.
Storm.dev allows users to automate any of their processes, and users can build the workflows entirely through the visual editor of the software. Lastly, it offers a dynamic DNS that can create updates in real-time and monitor an endpoint’s status for the users.
#18 Cavisson NetStorm
Cavisson NetStorm is a platform that offers a cost-effective performance-enhancing solution to users to load testing their applications. The platform is an extremely powerful lead generator, and it can provide an accurate estimation of client perceived response time to users to guarantee SLA. Moreover, it also allows users to handle load variables, user realism, application realism, and network realism during the testing phase.
The platform is an enterprise-ready, scalable, and stable technology that offers massive load generation for accurate estimation of client perceived response time. Users can cover up all load variables. Moreover, it also enables users to address the current challenges they face during the load testing of their application. It can help in simulating thousands of concurrent users at the same time.
Cavisson NetStorm allows users to mimic the mobile users with the 3G/4G network speed, and they can simulate packet delay and packet duplication. Moreover, it can provide comprehensive client-side testing to improve the user experience and improve the powerful monitoring and diagnostic experience of the users.
#19 Apache Benchmark
Apache Benchmark is a functional HTTP server benchmarking tool with multiple language support and sets the dimensions for Apache hypertext transfer protocol. The software is designed to be pro-efficient with its approach to the impressions of how your current Apache installation performs. This way, you can check for the requests per second your Apache installation is sufficient to serve.
Various protocol parameters are negotiated between the client and server and printed if you are using an SSL certificate. If greater than zero, the failed requests will include another line that can be printed, showing how many requests failed due to connection, incorrect content length, reading, or any exceptions. There are various outputs to look forward to, such as server software, document path, complete requests, write errors, keep-alive requests, total transferred, time per request, and more to add.
#20 TSung
TSung is an intelligent high performant tool designed for the benchmarking framework for various protocols including HTTP, LDAP, XMPP, WebDAV, and more to add. The software is robust in terms of its testing scalability or performance over IP-based server applications. The software has been functional with its distributed and multiple distributed load testing tools.
The supported protocols are highly validated; you can simulate a high number of simultaneous users per system. The unique distributions will be set the thing for the load to be adjusted on the number of client machines. Now OS monitoring can be done in an effective way courtesy of Erlang agents’ right on the remote servers. There are more features to offer that are XML configuration, mixed behaviors, stochastic process, dynamic data, etc. Moreover, there are various IP addresses that are available that can be used in a single environment by using the underlying OS IP Aliasing.
#21 Blitz.io
Blitz.io is an advanced platform that comes with an automated approach to test your website’s load and performance on iPhone, Android, API, and Facebook apps. The software seems very elegant with its professional approach with the activated built-in functions to test your desired website; this way, you can better your website loading speed.
The developers are delighted because they can test their applications and fix the performance and loading testing issues. The software runs from cloud to cloud, and you can use it throughout your developing journey. Blitz provides multiple capabilities for the building process, such as load testing for web apps, integration with SaaS providers, various integration tools, scales testing, and more to add. Moreover, the software has a cloud-based approach, and there is no need to install a client, which means there is no way to test applications behind firewalls.