
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.

Cursor
Claude Code
GitHub Copilot
replit
Google Antigravity
Lovable
VS Code
Tomorrow's editor, today. Windsurf Editor is the first AI agent-powered IDE that keeps developers in the flow. Available today on Mac, Windows, and Linux.

Which is more popular?
Based on our record, Windsurf Editor should be more popular than Opa. It has been mentioned 15 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | opalang.org | windsurf.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
My food review at Opa of Greece!
More videos
Is Windsurf Editor Better Than Cursor AI?
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Opa and Windsurf Editor. 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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Windsurf is an agentic code editor, similar to Cursor AI, by autocompleting or generating code, Windsurf understands your entire project before making any suggestions. It can make changes automatically upon request,...
Now, don't get me wrong, both Windsurf and Copilot are solid tools. Copilot is great for quick suggestions across different IDEs, and Windsurf impresses with its polished UI and intuitive workflow. Windsurf's Cascade...
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
So the main change here from 2025 is that I've completely stopped using Continue.dev, Cursor and Windsurf. Ultimately, with the improvements that JetBrains have been making to their IDEs, and with the addition of Junie and fantastic... - Source: dev.to / 6 months ago
Windsurf is an AI-native IDE that uses a Cascade system to maintain context across your codebase and provide live generative assistance. It offers generative autocomplete, live previews of code changes, automatic linter fixes, deep code... - Source: dev.to / 11 months ago
If you're using an IDE like Cursor or Windsurf, you can add a rule to use the DETAILS.md file as the context for the agent. - Source: dev.to / over 1 year ago
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Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching, just breakthrough results.
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A JavaScript framework for creating ambitious web apps
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Your AI pair programmer. With GitHub Copilot, get suggestions for whole lines or entire functions right inside your editor.
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