Best legacy code tools in 2025

Static analysis tool for detecting bugs in Java code.
Free
open

Efficient prompt management for developers tackling complex coding tasks.
Free
+ from $48.00/lifetime
open

AI assistant for enhancing code quality and development experience.
Free
+ from $x/m
open

Protect API keys with a secure and easy proxy solution.
Free
+ from $10/m
open

Converts COBOL code to readable Java while ensuring accuracy.
No pricing info
open

Engagement solution for game developers to gather player feedback.
Free
+ from $45/m
open

AI-powered coding assistant for developers.
Subscription
open

AI-driven debugging assistant for developers to enhance code quality.
Paid
+ from $3/m
open

AI-driven code reviews for real-time feedback in your IDE.
Free
open

AI-driven game testing automation for quality assurance.
No pricing info
open
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Application code
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Bug detection tools
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Code assessment tools
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Code diagnostics tools
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Memory leaks
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Tool effectiveness metrics