Insomnia REST VS Userscripts

Compare Insomnia REST VS Userscripts and see what are their differences

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Insomnia REST

Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.

Userscripts

An open-source userscript editor for Safari.

Landing page //
2023-10-05

Landing page //
2023-09-10

Insomnia REST

Website: insomnia.rest
Pricing URL: Official Insomnia REST Pricing
$ Details
Startup details
Country: United States

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Userscripts

Website: github.com
Pricing URL: -
$ Details: -

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Insomnia REST features and specs

User-Friendly Interface
Insomnia REST features a clean and intuitive user interface that makes it easy to create, send, and manage API requests without a steep learning curve.
Support for Multiple Protocols
In addition to REST, Insomnia supports GraphQL and gRPC, making it versatile for developers working with different API protocols.
Environment Management
Insomnia allows you to create and manage multiple environments, making it easier to switch between staging, development, and production settings.
Custom Plugins and Themes
Insomnia supports custom plugins and themes, allowing users to extend its functionality and personalize the interface to suit their workflow.
Collaboration Features
With Insomnia Teams, users can collaborate and share API requests, environments, and other resources, enhancing team productivity.
Cross-Platform Availability
Insomnia is available on multiple platforms, including Windows, macOS, and Linux, providing flexibility for users on different operating systems.

Possible disadvantages of Insomnia REST

Resource Heavy
Some users have reported that Insomnia can be resource-intensive, leading to potential performance issues on lower-end machines.
Limited Free Features
While Insomnia offers a free tier, some of the more advanced features, such as team collaboration and sync capabilities, require a paid subscription.
Steeper Learning Curve for Advanced Features
Although the basic functionalities are user-friendly, mastering the more advanced features might require a steeper learning curve.
Dependency on Electron
Since Insomnia is built on Electron, it might consume more memory and disk space compared to native applications.
Complex Plugin System
While the plugin system is powerful, it can be complex and challenging for users who are not familiar with JavaScript and Node.js.

Userscripts features and specs

Customization
Userscripts allow for extensive customization of web experiences, as users can write scripts in JavaScript to modify the behavior and appearance of websites according to their needs.
Enhanced Productivity
By automating repetitive tasks and adding useful shortcuts, userscripts can significantly enhance productivity for users who interact frequently with specific web applications.
Open Source Nature
Being hosted on GitHub, Userscripts is open source, allowing developers to contribute, review the code for security purposes, and fork the project for personal use.
Community Support
Userscripts have a strong community backing, with many scripts readily available through various online repositories, providing users with a wide array of pre-made scripts to choose from.
Cross-Browser Compatibility
Many userscripts are designed to be cross-browser compatible, functioning in browsers like Chrome, Firefox, and others that support userscript managers like Tampermonkey or Greasemonkey.

Possible disadvantages of Userscripts

Security Risks
Userscripts can pose security risks, as malicious scripts could potentially capture sensitive user data or perform harmful actions on behalf of the user.
Maintenance Overhead
As websites update their structures and functionalities, users may need to frequently maintain or update their scripts to ensure continued compatibility and performance.
Technical Barrier
Creating and managing userscripts often requires a certain level of technical knowledge, particularly in JavaScript, which may not be accessible to non-technical users.
Browser Deprecation Concerns
Future browser updates might deprecate some functionalities that userscripts rely on, potentially rendering some scripts useless unless updated.
Performance Impact
Poorly written or overly complex scripts might lead to performance issues, slowing down browsers or websites as they perform additional processing on pages.

Analysis of Insomnia REST

Overall verdict

Insomnia REST is an excellent choice for developers who need a robust and intuitive tool for API development and testing. Its comprehensive features and ease of use make it a competitive option alongside other popular API clients.

Why this product is good

Insomnia REST is widely regarded as a powerful tool due to its user-friendly interface, extensive plugin ecosystem, and support for multiple authentication protocols. It allows users to easily build, debug, and test RESTful APIs with features like environment variables, code generation, and response validation. Moreover, its compatibility with GraphQL and gRPC makes it versatile for modern development needs.

Recommended for

API Developers
Software Testers
Backend Engineers
Technical Leads
Anyone involved in RESTful API development and testing

Insomnia REST videos

+ Add

3 Reasons to use Insomnia REST Client in your Exploratory API Testing

Userscripts videos

+ Add

5 Recommended Tampermonkey Userscripts in 2022

Category Popularity

0-100% (relative to Insomnia REST and Userscripts)

Insomnia REST

Userscripts

API Tools

100 100%

API Tools

0% 0

Browser Extensions

0 0%

Browser Extensions

100% 100

Developer Tools

96 96%

Developer Tools

4% 4

Dark Mode

0 0%

Dark Mode

100% 100

User comments

Share your experience with using Insomnia REST and Userscripts. For example, how are they different and which one is better?

Reviews

These are some of the external sources and on-site user reviews we've used to compare Insomnia REST and Userscripts

Insomnia REST Reviews

Top 20 Open Source & Cloud Free Postman Alternatives (2024 Updated)

Product Introduction: Insomnia is a powerful open-source API client designed for simplicity and efficiency and works great as a postman alternative. It supports REST, GraphQL, and gRPC, making it versatile for various API types.

Source: medium.com

Best Postman Alternatives To Consider in 2025

It is a free, open-source platform that boasts a user-friendly interface and robust features like environment and collection management, code snippets, and test automation. Compared to Postman, Insomnia offers a lighter footprint and a more customizable workspace.

Source: www.hypertest.co

Postman Alternatives for API Testing and Monitoring

Insomnia is a user-friendly tool for API development and testing. Insomnia allows creating and sending HTTP and REST requests, like GET, POST, PUT, DELETE, and more. Users can view API responses, including status codes, headers, and body. This enables understanding how the application handles different response scenarios, for efficient debugging.

Source: www.blazemeter.com

Top 10 HTTP Client and Web Debugging Proxy Tools (2023)

Insomnia REST is the best alternative for Postman. It has more than 350 open-source plugins, plus GraphQL built-in with multiple protocol support. Since GraphQL is an added value, you can fully automate the entire lifecycle of APIs, build and debug them efficiently and with ease.

Source: www.bestproxyreviews.com

15 Best Postman Alternatives for Automated API Testing [2022 Updated]

Insomnia by Kong enables you to deliver high-quality APIs through collaboration. This postman alternative also includes testing suites, which allow you to create functional tests and centralize APIs. With this platform’s streamlined API client, sending GraphQL, REST, and SOAP requests are simple. Defining variables such as authentication credentials allows you to manage...

Source: testsigma.com

Userscripts Reviews

We have no reviews of Userscripts yet.
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Social recommendations and mentions

Based on our record, Insomnia REST should be more popular than Userscripts. It has been mentiond 134 times since March 2021. 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.

Insomnia REST mentions (134)

Postman's New Pricing Is a Trap; Here Are the Alternatives
Apidog offers 4 users free with unlimited everything. Bruno has built a passionate community around privacy-first API testing. Insomnia continues to improve with strong multi-protocol support. - Source: dev.to / 5 months ago
The Ultimate Guide to Offline API Testing: 10 Tools That Work Without Internet
Insomnia balances professional-grade features with strong offline capabilities. Its Scratch Pad and Local Vault features ensure sensitive data remains on your local machine while providing comprehensive protocol support. - Source: dev.to / 9 months ago
Postman which I thought worked locally on my computer, is down
I ditched Postman for Insomnia (Open source) after Postman refused to adhere to customers to disable auto-updates for 6 years+. I checked on their GitHub issue tracker and it turns out, the solution was to upgrade to their "Enterprise plan". https://github.com/postmanlabs/postman-app-support/issues/6999#issuecomment-3424362009 So, I said fuck it and switched to a real, open source alternative, Insomnia, instead:... - Source: Hacker News / 9 months ago
How to Design a RESTful API with CRUD Operations
Postman and Insomnia provide user-friendly interfaces for manual and automated API testing, while testing libraries like Jest, Mocha, and pytest support programmatic tests. - Source: dev.to / 11 months ago
Sending SMS Messages with PHP
To send the message, you’ll want an HTTP tooling client that makes it easy to send POST requests - I’ve opted for Kong’s Insomnia but you could also use Postman or even a raw cURL request. - Source: dev.to / 11 months ago

Userscripts mentions (14)

Jeffgeerling.com has been Migrated to Hugo
The looking icon is the Userscripts extensions. https://github.com/quoid/userscripts. - Source: Hacker News / 6 months ago
Show HN: My first programming project – userscripts to change forum UIs
Hi, I'm Will. I'm 24, autistic, and have OCD tendencies. I'm learning to code and this is my first public project. I’d really appreciate your feedback and encouragement! This project lets me solve some of my OCD problems online. There are a couple of parts of the forums that I visit – Space Battles, Sufficient Velocity, and Questionable Questing – that I want to remove. Specifically, I hate seeing indicators of... - Source: Hacker News / over 2 years ago
Show HN: HNRelevant – Explore Related Discussions on HN in an Integrated Sidebar
You can use userscripts [1] which is a safari extension which allows you to add userscripts, and the author of this work have an userscript [2] that you can use with safari (or any other browser) [1] https://github.com/quoid/userscripts. - Source: Hacker News / over 2 years ago
Apple and Safari playing catch-up?
That Safari also supports UserScripts and Extensions also somewhat mutes some of Arc's benefits, so it will be interesting to see how/if Arc responds. Source: about 3 years ago
HN: Thank you for being fast, ad-free and text only
}` In Safari, using Userscripts extension: https://github.com/quoid/userscripts#userscripts-safari. - Source: Hacker News / over 3 years ago