Hy VS JSPython

Compare Hy VS JSPython and see what are their differences

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Hy

Hy is a wonderful dialect of Lisp that’s embedded in Python.

JSPython

Python-like syntax interpreter implemented with javascript that runs entirely in the web browser and/or in the NodeJS environment.

Landing page //
2022-04-30

Landing page //
2022-03-07

Hy

Website: docs.hylang.org
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JSPython

Website: jspython.dev
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Hy features and specs

Python Interoperability
Hy seamlessly integrates with Python, allowing you to use the entire Python ecosystem while writing your code in a Lisp-like syntax. This interoperability makes it easier for developers familiar with Python to experiment with Lisp's syntax and ideas.
Lisp Syntax and Macros
Hy provides Lisp's powerful macro system and syntax, enabling more expressive and concise code. The ability to create macros can lead to highly customizable and domain-specific solutions.
Readability
For those familiar with Lisp, Hy offers increased readability due to its minimal syntax and symbolic expressions. This can lead to more straightforward reasoning about the code and reduced syntactic noise.
Compiles to Python
Hy code is compiled to Python bytecode, allowing it to run on any environment where Python is available. This ensures good performance and compatibility with existing Python tools and utilities.

Possible disadvantages of Hy

Steep Learning Curve
For developers not familiar with Lisp, Hy's syntax and concepts (like macros) can be difficult to grasp initially. This can slow down development time as developers need to learn new paradigms.
Limited Adoption
Hy is not as widely adopted or supported as some other languages or even other Lisp implementations. This can lead to less community support, fewer third-party libraries written specifically for Hy, and potentially more difficulty finding solutions to problems.
Debugging Complexity
Debugging in Hy can sometimes be more challenging because errors may occur in the compiled Python code rather than the original Hy code, which can complicate traceback and error understanding.
Macro Overuse
While macros are a powerful feature, their misuse can lead to code that is hard to read and maintain. This can become a con if developers do not exercise restraint and best practices in their use.
Performance Overhead
While Hy compiles to Python, the added layer of abstraction and translation may introduce small performance overheads compared to writing natively in Python, especially for performance-critical applications.

JSPython features and specs

Ease of Use
JSPython allows developers to write Python code to manipulate DOM elements, making it easier for those familiar with Python to develop web applications.
Integration with JavaScript
It enables seamless integration with JavaScript, allowing developers to leverage existing JavaScript libraries and frameworks alongside Python code.
Faster Development
By using Python, developers can potentially write more concise and readable code, which may speed up the development process.
Cross-Platform Compatibility
JSPython runs in the browser, allowing developers to create cross-platform web applications without concern for server-side compatibility.

Possible disadvantages of JSPython

Learning Curve
Developers familiar with JavaScript but not Python may need time to learn Python syntax and paradigms, which could slow down initial development.
Performance Overhead
Running Python in the browser via transpilation or interpreters can lead to performance overhead compared to native JavaScript execution.
Limited Ecosystem
The ecosystem and community support for Python in web development is not as mature or extensive as for JavaScript, possibly limiting resources and libraries.
Dependency on External Tools
The need for additional tools and libraries to transpile or interpret Python code in the browser adds complexity to the development and build process.

Analysis of JSPython

Overall verdict

JSPython is a solid, lightweight choice for developers who want to embed Python-like scripting inside JavaScript or TypeScript applications, offering a familiar syntax and seamless interoperability with the JS ecosystem, though it is not a full Python replacement.

Why this product is good

It lets you write Python-like syntax that runs directly in JavaScript environments, both in the browser and Node.js
Provides seamless interoperability, allowing scripts to call JavaScript functions and access JS objects easily
Lightweight and easy to embed, making it useful for adding user-configurable scripting to apps
Open source and free to use, with an active focus on data manipulation and expression evaluation
Great for enabling non-developers or end users to write logic without a heavy runtime

Recommended for

Developers building applications that need embedded, user-editable scripting logic
Teams creating low-code or no-code platforms requiring safe expression evaluation
Data-driven web apps that need Python-familiar syntax for transformations
Projects where end users with Python knowledge need to customize behavior without full Python runtime
Browser-based tools that require dynamic, sandboxed script execution

Hy videos

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HY-IMPACT muscle massager review (incredible)

JSPython videos

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Category Popularity

0-100% (relative to Hy and JSPython)

JSPython

Programming Language

77 77%

Programming Language

23% 23

Generic Programming Language

0 0%

Generic Programming Language

100% 100

IDE

78 78%

IDE

22% 22

Text Editors

100 100%

Text Editors

0% 0

User comments

Share your experience with using Hy and JSPython. For example, how are they different and which one is better?

Social recommendations and mentions

Based on our record, Hy should be more popular than JSPython. It has been mentiond 9 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.

Hy mentions (9)

Python's “Disappointing” Superpowers
Hy: https://docs.hylang.org/en/stable/ I tend to stick to vanilla python though, mainly because Hy is too much of an hassle for my use cases. - Source: Hacker News / over 3 years ago
Why Lisp?
Q: is there any game dev happening in Lisp? A: https://kandria.com/ and https://itch.io/jam/lisp-game-jam-2022 Q: how do I write a website with Lisp? A: https://lispcookbook.github.io/cl-cookbook/web.html#easy-routes-hunchentoot and https://www.gnu.org/software/guile/manual/html_node/Web-Examples.html Q: do I have to use emacs for developing Lisp? A: No, https://github.com/vlime/vlime and... - Source: Hacker News / almost 4 years ago
How trying new programming languages helped me grow as a software engineer
I really like Hy because it's fully inter-operable with Python. But its documentation is insufficient for anything moderately complex, and its tooling support is pretty basic. If Hy were well documented and supported I'd use it for all my throwaway scripts and prototyping -- today I use Python for that. Source: almost 4 years ago
Every programmer ever.
You're looking for https://docs.hylang.org/en/stable. Source: almost 4 years ago
Val on Programming: What makes a good REPL?
I've been using the Hy REPL[0] whenever I've wanted to drop into a python REPL. The lack of whitespace formatting with Hy is great, but it still has access to all of python's libraries. [0] - https://docs.hylang.org/en/stable/. - Source: Hacker News / almost 4 years ago

JSPython mentions (1)

How to open and analyse large JSON files online
# Welcome to JSPython (https://jspython.dev) Data = openFileAsArray({ take: 1000 #skip: 1000 }).data # work with data array here Return data. - Source: dev.to / about 4 years ago