Lua Minify
Minify Lua code by removing whitespace, comments, and simplifying expressions for production deployment
Recommended Settings
Best Practices
- •Always test minified Lua code thoroughly before deploying to production
- •Keep original source files for debugging and future maintenance
- •Use version control to track both source and minified versions
- •Consider minifying only for production builds, not development
Optimization Tips
- •Minification removes all comments - document your code elsewhere
- •Variable names will be shortened - use meaningful names in source
- •Combine with gzip compression for maximum file size reduction
- •Test performance improvements after minification
Most Popular
Most users minify Lua game scripts and production configurations to reduce file size and improve load times
When to Use This Tool
Reduce Lua script sizes in game engines like LÖVE, Corona, or Roblox. Minified scripts load faster and use less memory, improving game performance especially on mobile devices.
Optimize Lua scripts for embedded devices with limited storage. Smaller script files mean more room for other resources and faster boot times in IoT devices and hardware controllers.
Minimize Lua configuration files sent over networks in routers, OpenWrt systems, and network management tools. Smaller files transfer faster and reduce bandwidth usage.
Deploy minified Lua code to production servers and applications. Reduce storage requirements, improve load times, and make it slightly harder to reverse-engineer your business logic.
How It Works
Paste your Lua code into the input field
Click the Minify button to process
luamin parses and minifies the code
Download or copy the minified result
100% Private
Files never leave your device. All processing happens locally in your browser.
Lightning Fast
Powered by luamin for optimal performance on modern browsers.
Open Source
Built with verified, open-source libraries. Fully transparent.
Frequently Asked Questions
Will minification break my Lua code?
No, luamin produces semantically equivalent code. The minified version will behave exactly the same as the original. However, always test your minified code thoroughly, especially if you use advanced Lua features like metatables or code that inspects variable names.
Can I reverse minification (beautify the code)?
You cannot fully reverse minification because comments are permanently removed and variable names may be shortened. Always keep your original source code. For formatting existing minified code, you would need a separate Lua formatter/beautifier tool.
What Lua versions are supported?
luamin supports most Lua syntax from versions 5.1, 5.2, and 5.3. It handles standard Lua syntax well but may not support all features from newer versions like Lua 5.4 or specialized variants like LuaJIT.
How much size reduction can I expect?
Typical size reduction ranges from 20-40% depending on your code style. Code with lots of comments and whitespace will see bigger reductions. Combining minification with gzip compression can achieve 60-80% total reduction.
Is my code processed securely?
Yes! All processing happens entirely in your browser using JavaScript. Your Lua code is never sent to any server or stored anywhere. This tool works completely offline once the page loads.
Should I minify during development?
No, keep your development code readable with comments and proper formatting. Only minify for production builds. Readable code is essential for debugging and maintenance.