Amazon Q Developer
Upgrade Java, .NET, and Cobol code with AI assistance.
Pricing
Free tier
Flat rate
Adoption
→StableLicense
Open Source
Data freshness
Verified · Jul 12, 2026Overview
What is Amazon Q Developer?
Amazon Q Developer is a tool that helps developers upgrade their existing Java, .NET, and Cobol applications by modernizing the codebase. It leverages artificial intelligence to automate parts of the refactoring process, making it easier for teams to maintain and evolve legacy systems.
Key differentiator
“Amazon Q Developer stands out by offering a cloud-based, AI-enhanced solution specifically designed for modernizing legacy Java, .NET, and Cobol applications, providing automated support that reduces the burden of manual code refactoring.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
API requires Python-specific patterns, TypeScript SDK is community-maintained
v0.1 to v0.2 migration required rewriting chain definitions
Primary SDK is in Python, with limited official support for other languages
Usage tied to AWS services can lead to unexpected charges as development scales
Deep integration with AWS services makes it difficult to migrate to other cloud providers or on-prem solutions
Fit analysis
Who is it for?
✓ Best for
Teams maintaining large-scale legacy applications who need to modernize their codebase efficiently.
Organizations looking to migrate legacy Java, .NET, and Cobol systems to more modern environments.
✕ Not a fit for
Projects that require real-time refactoring or immediate feedback on changes.
Small projects where manual refactoring is feasible and cost-effective.
Cost structure
Pricing
Free Tier
Available
50 chat interactions per month (starting 8/1/2025), 25 AWS resource queries per month per account
Starts at
$19/mo
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Next step
Get Started with Amazon Q Developer
Step-by-step setup guide with code examples and common gotchas.