Software Alternatives, Accelerators & Startups

JMeter VS JSON Server

Compare JMeter VS JSON Server and see what are their differences

JMeter logo JMeter

Official Twitter account of JMeter, the open source load testing tool by @TheAsf. Code: https://t.co/ADK2A8Pl14. Website: https://t.co/oc0MW2ksea

JSON Server logo JSON Server

Get a full fake REST API with zero coding in less than 30 seconds. For front-end developers who need a quick back-end for prototyping and mocking
  • JMeter Landing page
    Landing page //
    2021-09-21
  • JSON Server Landing page
    Landing page //
    2023-08-01

JMeter features and specs

  • Open Source
    JMeter is free and open-source software, which makes it accessible to a wide range of users and allows for community-driven improvements and support.
  • Platform Independence
    JMeter is written in Java, which allows it to be run on any platform that supports Java, including Windows, Linux, and macOS.
  • Extensive Protocol Support
    JMeter supports a variety of protocols such as HTTP, HTTPS, FTP, SOAP, REST, and more, making it versatile for different types of performance testing.
  • User-Friendly Interface
    JMeter provides a graphical user interface that is relatively easy to use, even for those who may not have extensive programming knowledge.
  • Strong Community Support
    There is a large and active community around JMeter, offering forums, tutorials, and plugins that extend its functionality.
  • High Level of Customization
    JMeter allows for extensive customization through scripting capabilities, enabling complex and highly specific test scenarios.

Possible disadvantages of JMeter

  • High Resource Consumption
    JMeter can be resource-intensive, requiring significant CPU and memory usage, which can be limiting for large-scale tests.
  • Complex Setup for Advanced Features
    While the basic setup is straightforward, configuring JMeter for advanced testing scenarios can be complex and time-consuming.
  • Limited Real-Browser Testing
    JMeter does not provide real-browser testing capabilities, which can limit its effectiveness in simulating real user experiences.
  • Steep Learning Curve for Beginners
    Although the GUI makes simple tests easy to set up, mastering JMeterโ€™s full capabilities can be challenging for new users.
  • Limited Reporting and Analysis
    The reporting and analytical capabilities of JMeter are somewhat limited, often requiring external tools for in-depth analysis.
  • Single Thread per Virtual User
    JMeter uses a separate thread for each virtual user, which can lead to high resource consumption and limit scalability.

JSON Server features and specs

  • Ease of Setup
    JSON Server can be set up quickly with minimal configuration, making it ideal for prototyping and rapid development. It allows developers to have a fully functioning REST API within minutes.
  • RESTful API
    It provides a standard RESTful API out of the box, allowing developers to perform all CRUD operations. This is helpful for simulating a real-world server while testing client-side applications.
  • Customization
    JSON Server supports middlewares, routes, and custom rules, allowing developers to customize the behavior and structure of the API to better suit their needs.
  • Fakes Backend Data
    It's great for simulating backend responses without needing a real backend setup, useful in front-end development to test components and interactions.
  • Lightweight
    As a lightweight server, it requires fewer resources and is quite simple compared to setting up a full-fledged backend server.

Possible disadvantages of JSON Server

  • Not for Production
    JSON Server is designed for development and testing. It is not suitable for production use due to performance limits and lack of robust security features.
  • Limited Functionality
    While JSON Server is great for basic CRUD operations, it lacks advanced features like authentication, authorization, and complex querying.
  • Data Persistence
    Data is stored in a JSON file, and while this is convenient for testing, it is not suitable for applications that require persistent and scalable data storage.
  • In-memory Limitations
    Being an in-memory server, it may have issues with handling large datasets or complex data structures efficiently.
  • Manual Data Reset
    Any changes made to the JSON file while the server is running require manual resets or reloads to reflect in the API, which can be cumbersome during continuous development cycles.

Analysis of JMeter

Overall verdict

  • JMeter is generally considered a good tool for performance testing, especially for web applications. It offers a good balance between features, flexibility, and usability, making it a reliable choice for developers and testers.

Why this product is good

  • JMeter is a popular open-source tool used for performance and load testing of web applications. It supports various protocols, is highly extensible with numerous plugins, and allows for robust scripting with its integration of the Groovy language. The tool is also known for its comprehensive GUI, which makes it a suitable choice for testers with varying levels of expertise.

Recommended for

  • Performance testing professionals looking for an open-source solution.
  • Development teams that need to perform load testing on web applications.
  • Organizations that require a tool supporting multiple protocols.
  • Testers looking for a tool with an active community and extensive documentation.

JMeter videos

Load Testing Using JMeter | Performance Testing With JMeter | JMeter Tutorial | Edureka

More videos:

  • Review - JMeter 4.0: Introduction to JMeter
  • Review - Stress Testing Using JMeter | Website Stress Testing | Software Testing Training | Edureka

JSON Server videos

Angular CRUD with Web API Tutorial Part #3 - Setup Local JSON Server and Mock API Endpoints

Category Popularity

0-100% (relative to JMeter and JSON Server)
Website Testing
100 100%
0% 0
Development
58 58%
42% 42
Monitoring Tools
100 100%
0% 0
API Tools
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare JMeter and JSON Server

JMeter Reviews

Top 20 Open Source & Cloud Free Postman Alternatives (2024 Updated)
Apache JMeter is an open-source tool primarily used for performance testing, but it also provides robust capabilities for API testing.
Source: medium.com
Postman Alternatives for API Testing and Monitoring
For API testing, JMeter allows configuring API endpoint details into the test plan. For example, the URL, method (GET, POST, etc.), parameters, headers, and body data if needed. When the test is executed, JMeter sends requests to the API and captures the response. Users can monitor this in real-time and analyze the results.
15 BEST SoapUI Alternatives (2022 Update)
JMeter is used for functional API testing which includes needed to test an API. This alternative to SoapUI also has features which help to boost the performance of API testing.
Source: www.guru99.com

JSON Server Reviews

We have no reviews of JSON Server yet.
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Social recommendations and mentions

JMeter might be a bit more popular than JSON Server. We know about 53 links to it since March 2021 and only 45 links to JSON Server. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

JMeter mentions (53)

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JSON Server mentions (45)

  • Building a CRUD app with React Query, TypeScript, and Axios
    We'll be using json-server to create the REST API that we'll fetch data from. In the root of the project, create a db.json file with the contents. - Source: dev.to / about 2 years ago
  • Full Stack To Do list, a step-by-step tutorial
    Our backend will be little more than a two-way translation layer between the database and the user interface (UI). Later in this post we will identify other responsibilities of a backend but our implementation will be kept simple to demonstrate the fundamental machinery and concepts. It is worth noting the backend comes in two parts, web server and application server. Both json-server and Express are able to... - Source: dev.to / about 3 years ago
  • Improve Frontend-Backend development harmony with JSON-Server
    JSON-Server creates fake REST API with a minimum amount of configuration, it provides a simple way to create mock RESTful APIs and easily define the required endpoints, allows easy definition of the data schema in a JSON file and can serve as a reference for each figure in the project. - Source: dev.to / about 3 years ago
  • Dictionary app
    I thought about usingJson Server (hosting the repo with the words on Github to begin with), Googlesheets, or maybe Firestore (i would prefer not to use it ,to avoid extra costs just in case it gets a reasonable amount of users). It isnt a big app so I just want a simple solution for storing the words and fetching them. Source: about 3 years ago
  • Playwright - Not just for Frontend
    First, I didn't create a backend API for this example, but I used a fake API to test. I created it with json-server and json-server-auth. They are two npm packages that use a JSON file as a database and expose the database in an API. You can find more about json-server in its documentation and about json-server-auth here. - Source: dev.to / over 3 years ago
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What are some alternatives?

When comparing JMeter and JSON Server, you can also consider the following products

WebLOAD - WebLOAD - The most flexible and cost effective software for enterprise load, stress and performance testing, integrated with DevOps processes. Click for details

JSON Placeholder - JSON Placeholder is a modern platform that provides you online REST API, which you can instantly use whenever you need any fake data.

OctoPerf - OctoPerf is an enterprise-grade load testing platform, available as SaaS & on-premise, helping IT teams validate scalability at lower cost.

Postman - The Collaboration Platform for API Development

StresStimulus - Load testing tool for websites and mobile that works with hard-to-test applications.

mocki Fake JSON API - mocki Fake JSON API is an advanced platform that offers you to create API for personal use or testing purposes.