
Ruby on Rails
ASP.NET
ember.js
Backbone.js
AngularJS
ExpressJS
Derby.js
Opa is an open source, simple and unified platform for writing web applications.

Clojure
Rust
Python
NIM
Haskell
Kotlin
JavaScript
Dynamic, functional language designed for building scalable and maintainable applications

Which is more popular?
Based on our record, Elixir seems to be a lot more popular than Opa. While we know about 93 links to Elixir, we've tracked only 6 mentions of Opa.
Website, pricing, platforms and company facts side by side.
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| Website | opalang.org | elixir-lang.org |
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In their own words, as submitted to SaaSHub.


No description of Opa yet.
We recommend LibHunt Elixir for discovery and comparisons of trending Elixir projects.
What each product offers, as listed by its team.


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


No analysis of Opa yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
My food review at Opa of Greece!
More videos
Product Review: Elixir - Finally, something good?
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How often each product is chosen within a category, 0–100% relative to the other.


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


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Elixir is a functional and all-purpose programming language. It is believed to operate on BEAM and uses the imposition of a programming language known as Erlang. This language is typed dynamically and strongly.
Recommendations tracked on public social media and blogs since March 2021.


Definitely Opa: http://opalang.org/ In 2011, before TypeScript, Next.js or even React, they had seamless server-client code, in a strongly typed functional language with support for features like JSX-like inline HTML, async/await, string... - Source: Hacker News / about 1 year ago
Opa language 2012, it was a typed nextjs before its time. http://opalang.org/ I think the market was still skeptical about nodejs on the server at the time but other than that I don’t really know why it didn’t take off. - Source: Hacker News / about 1 year ago
A tool to solve optimization problems using quantum computers. Just released the first open-source version https://github.com/pasqal-io/maximum-independent-set/. We'll see if I have the energy to work on that. - Source: Hacker News / over 1 year ago
When I started to work with Dart and Flutter, few weeks ago, I was looking for something like Erlang finite state machine or Elixir Plug. The first one is most about dealing with state change and events, the second is to easily compose... - Source: dev.to / 4 months ago
How to store in-memory data in Dart and how to do it correctly? What kind of solution do we have to "share" a reference to an object containing data? Let review the solution I would have used on Erlang/Elixir:. - Source: dev.to / 6 months ago
Writing Elixir code is not really exciting to me, but, to be honest, if someone today wants to create an application from scratch and is looking for a big pool developers and a battle tested distributed infrastructure (the BEAM VM),... - Source: dev.to / 6 months ago
When comparing Opa and Elixir, you can also consider the following products.

Ruby on Rails is an open source full-stack web application framework for the Ruby programming...
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Clojure is a dynamic, general-purpose programming language, combining the approachability and interactive development of a scripting language with an efficient and robust infrastructure for multithreaded programming.
Compare Clojure to Opa or Elixir:

ASP.NET is a free web framework for building great Web sites and Web applications using HTML, CSS and JavaScript.
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Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Compare Python to Opa or Elixir: