Software Alternatives, Accelerators & Startups

Opa

Opa is an open source, simple and unified platform for writing web applications.

Some of the top features or benefits of Opa are: Full-Stack Development, Security Features, Concurrency Support, and Integrated Web Development. You can visit the info page to learn more.

Opa

Opa Alternatives & Competitors

The best Opa alternatives based on verified products, community votes, reviews and other factors.
Filter: 12 Open-Source Alternatives. EU Alternatives.

  1. 16

    Ruby on Rails is an open source full-stack web application framework for the Ruby programming...

    Key Ruby on Rails features:

    Rapid Development Community Support Convention over Configuration Built-in Testing

    Open Source

    /ruby-on-rails-alternatives
  2. 16

    ASP.NET is a free web framework for building great Web sites and Web applications using HTML, CSS and JavaScript.

    Key ASP.NET features:

    Performance Security Rich Toolbox Cross-Platform Support

    /asp-net-alternatives
  3. Clear, Fast & Unlimited. Residential & Mobile Proxies For Best Price.

    Key ASocks features:

    HTTP Socks5 ASN targeting Pay as you go

    Try for free paid Free Trial $3.0 (3$ per 1 Gb)

    Try for free
  4. 15

    A JavaScript framework for creating ambitious web apps.

    Key ember.js features:

    Convention Over Configuration Robust CLI EMBER Data Strong Community and Ecosystem

    Open Source

    /ember-js-alternatives
  5. 15

    Give your JS App some Backbone with Models, Views, Collections, and Events.

    Key Backbone.js features:

    Lightweight Flexibility Ease of Integration Large Community

    Open Source

    /backbone-js-alternatives
  6. AngularJS lets you extend HTML vocabulary for your application. The resulting environment is extraordinarily expressive, readable, and quick to develop.

    Key AngularJS features:

    Two-way data binding Dependency Injection Modular Development Community and Ecosystem

    /angularjs-alternatives
  7. MVC framework making it easy to write realtime, collaborative applications that run in both Node.

    Key Derby.js features:

    Real-Time Synchronization Full-Stack Framework Offline Support Components and Reusability

    Open Source

    /derby-js-alternatives
  8. 13

    Classy web-development dressed in a DSL.

    Key Sinatra features:

    Lightweight Simplicity Quick to Set Up Flexibility

    Open Source

    /sinatra-alternatives
  9. 11

    Fast, light, complete: 70+ jQuery-based UI widgets in one powerful toolset.

    Key Kendo UI features:

    Comprehensive Component Library Cross-Platform Compatibility Performance Optimization Comprehensive Documentation and Support

    /kendo-ui-alternatives
  10. 15

    Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple.

    Key ExpressJS features:

    Fast Setup Middleware Support Extensibility Performance

    Open Source

    /expressjs-alternatives
  11. Next generation web framework for node.js.

    Key Koa.js features:

    Lightweight Modern JavaScript Modularity Error Handling

    Open Source

    /koa-js-alternatives
  12. a microframework for Python based on Werkzeug, Jinja 2 and good intentions.

    Key Flask features:

    Simplicity Flexibility Extensibility Documentation

    Open Source

    /flask-alternatives
  13. Oracle Application Express enables the user to design, develop and deploy beautiful, responsive, database-driven applications using only web browser.

    Key Oracle Application Express features:

    Low Code Development Integration with Oracle Database Rapid Application Development Strong Community and Support

    /oracle-application-express-alternatives
  14. Realtime MVC Framework for Node.js.

    Key Sails.js features:

    MVC Architecture Auto-Generated REST APIs WebSocket Support ORM Integration

    Open Source

    /sails-js-alternatives
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