What are the key differences between a0.dev and Open SWE?

Compare a0.dev and Open SWE side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are a0.dev and Open SWE scored?

a0.dev has an AI score of 6.6/10 and Open SWE has an AI score of 7.2/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

a0.dev vs Open SWE 2026 - Compared

a0.dev

Open SWE

WINNER Open SWE

Open SWE edges ahead with a score of 7.2/10 compared to 6.6/10 for a0.dev. While both are highly rated in their respecti...

a0.dev

6.58 Fair

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emoji_events WINNER

Open SWE

7.22 Good

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psychology AI Verdict

Open SWE edges ahead with a score of 7.2/10 compared to 6.6/10 for a0.dev. While both are highly rated in their respective fields, Open SWE demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: Open SWE

verified Confidence: Low

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description Overview

a0.dev

a0.dev is a free, open-source AI extension for Chrome that allows users to continue conversations and workflows started in other AI applications like ChatGPT directly within their browser.

Open SWE

Open SWE is an open-source extension for VS Code that facilitates the creation and management of software engineering workflows, integrating with tools like GitHub and offering features for project tracking and collaboration.