Opa Alternatives and Similar Software

It's awesome that you want to help us remove incorrect alternatives. Feel free to report more applications below. But keep in mind that the only reason for an alternative not to be valid is if it doesn't share common functionality with Opa. It might not be a good choice according to you but it’s still an alternative. Read more about our thoughts about alternatives here.

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31likes

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Node.JS

Open Source by Joyent, Inc. |
Mac, Windows, Linux

Not an alternative?

Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and...

Development web-development, javascript, web-applications
+1 more application-builder
15likes

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AngularJS

Open Source by Google |
Mac, Windows, Linux, Online

Not an alternative?

HTML is great for declaring static documents, but it falters when we try to use it for declaring dynamic views in web-applications. AngularJS lets you extend HTML vocabulary for your application. The resulting...

Development web-development, javascript, developer-tools
+5 more framework, javascript-library, mvc, mvc-pattern, dynamic-html
12likes

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Meteor

Open Source by The Meteor Development Group |
Mac, Windows, Linux

Not an alternative?

Meteor is a set of new technologies for building top-quality web apps in a fraction of the time. It is built around Smart Packages: little bundles of code that can run on a client, inside a cloud service, or...

Development web-development, javascript, web-applications
8likes

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KnockoutJS

Open Source by Knockoutjs.com |
Mac, Windows, Linux

Not an alternative?

Knockout is a JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying data model. Any time you have sections of UI that update dynamically (e.g.,...

Development web-development, javascript, developer-tools
+4 more framework, javascript-library, mvc, mvc-pattern
2likes

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Derby

Open Source by Brian Noguchi, Nate Smith |
Mac, Windows, Linux

Not an alternative?

MVC framework making it easy to write realtime, collaborative applications that run in both Node.js and browsers.

Development web-development, javascript, developer-tools
+6 more framework, javascript-library, mvc, web-applications, coffeescript, mvc-pattern
2likes

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Durandal

Open Source by Blue Spire |
Mac, Windows, Linux

Not an alternative?

Durandal is a cross-device, cross-platform client framework written in JavaScript and designed to make Single Page Applications (SPAs) easy to create and maintain.

Development web-development, developer-tools, javascript, css
+13 more html5, framework, web-application, javascript-library, platform, mvc, web-applications, coffeescript, mvc-pattern, web-application-development, orm, dynamic-html, dynamic-views
2likes

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Twisted

Open Source |
Mac, Windows, Linux

Not an alternative?

Twisted is an event-driven network programming framework written in Python and licensed under the MIT License. Twisted projects variously support TCP, UDP, SSL/TLS, IP Multicast, Unix domain sockets, a large...

Development python, tcp, udp
1like

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Chaplin

Open Source by Mathias Schäfer, Paul Miller, Ryan Lecke... |
Mac, Windows, Linux

Not an alternative?

Chaplin is an architecture for JavaScript applications using the Backbone.js library. Chaplin addresses Backbone’s limitations by providing a lightweight and flexible structure that features well-proven design...

Development web-development, developer-tools, javascript
+14 more framework, web-application, javascript-library, platform, mvc, web-applications, coffeescript, mvc-pattern, web-application-development, orm, powershell, dynamic-html, dynamic-views, all-round-framework
1like

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KnockbackJS

Open Source by Kevin Malakoff |
Mac, Windows, Linux

Not an alternative?

Both Knockout.js and Backbone.js have their strengths and weaknesses, but together they are amazing! With Knockback.js, you can use the strong ORM provided by Backbone and create dynamic views using Knockout...

Development web-development, javascript, developer-tools
+6 more framework, javascript-library, mvc, mvc-pattern, orm, dynamic-views
0likes

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Serenade.js

Open Source by Jonas Nicklas, Kim Burgestrand, Elabs AB |
Mac, Windows, Linux

Not an alternative?

Serenade.js is a client side framework built on the MVC pattern. It makes it simple to create rich client side applications by freeing you from having to keep the DOM up to date with your data through powerful...

Development web-development, javascript, developer-tools
+6 more framework, web-application, javascript-library, mvc, coffeescript, mvc-pattern
0likes

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Thorax

Open Source by WalmartLabs |
Mac, Windows, Linux

Not an alternative?

An opinionated, battle-tested Backbone + Handlebars framework to build large scale web applications.

Development web-development, developer-tools, javascript
+11 more framework, javascript-library, platform, mvc, web-applications, coffeescript, mvc-pattern, web-application-development, orm, dynamic-html, dynamic-views
0likes

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V8cgi

Open Source |
Windows, Linux

Not an alternative?

v8cgi is a server side (FastCGI or Apache module) and client side shell/batch scripting language. It's based on Google's V8 JavaScript implementation. It's available under an Open Source BSD...

Development javascript, scripting, scripting-language
+1 more shell-script