If you decide to download a file rather than generating your own, follow these steps to protect your hardware:

You can manually edit G-code. If a download has a feed rate that is too aggressive, you can use "Find and Replace" to adjust the F values (e.g., change F2000 to F1000 ). Conclusion

More focused on engineering, but a goldmine for complex G-code projects. 3. For Laser Engraving

Does the code assume a 1/4" endmill while you have a 1/8" bit installed?