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replit
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JS Bin
VS Code
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Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.

Snyk
SonarQube
Aikido Security
ESLint
Codacy
Checkmarx
Veracode
Semgrep is a fast, open-source, static analysis tool for finding bugs and enforcing code standards at editor, commit, and CI time.
Which is more popular?
Based on our record, JSFiddle should be more popular than Semgrep. It has been mentioned 204 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | jsfiddle.net | semgrep.dev |
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What each product offers, as listed by its team.


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An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Semgrep yet.
Walkthroughs and reviews on video.
Dashboard JSFiddle Online JavaScript Editor jQuery, Angular, Backbone, Underscore, Knockout, Y
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using JSFiddle and Semgrep. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Test your javascript, CSS, HTML or coffeescript online with jsfiddle code editor. Jsfiddle – code playground.
JSFiddle cannot be used to host code on your server. The code has to be on JSFiddle and is public all the time.
What is missing from JSFiddle is live previews. You have to basically refresh the page by clicking on the play button. And compared to other playgrounds, JSFiddle is probably the slowest. Another slightly frustrating...
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Recommendations tracked on public social media and blogs since March 2021.


Https://jsfiddle.net/ used to be also very popular, I see that it is still available, but haven't used it in a while. Which other alternatives do people use now days? - Source: Hacker News / about 2 months ago
Coding is like learning a new language—you must practice by writing code, not just reading about it. Use free online editors like CodePen, JSFiddle, or Replit to experiment. - Source: dev.to / about 1 year ago
As you embark on these projects, take your time to familiarize yourself with HTML tags and CSS properties. Use online tools like CodePen or JSFiddle to experiment with your code and visualize your results. - Source: dev.to / over 1 year ago
For static analysis there's PHPStan for PHP and Mypy for Python. For formatting, Prettier and gofmt are the cheapest guardrail there Is, with zero excuse not to run one. For security, Semgrep Covers the same principle at higher stakes. - Source: dev.to / 1 day ago
Static Analysis & Semgrep: Do not rely on LLM alignment to write clean code. Enforce it. Write Semgrep rules to ban specific anti-patterns. If your standard dictates no default mutable values in Python methods, codify it. When the agent... - Source: dev.to / 24 days ago
I have noticed this in myself and in teams I have worked with: as output volume rises, review time does not rise with it. If anything, it compresses. The productivity gains are real. So is the risk they paper over. Tools like Semgrep and... - Source: dev.to / about 1 month ago
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Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.
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Secure your code, cloud, and runtime in one central system. Find and fix vulnerabilities fast and automatically.
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