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+# Contributing to Yet Another CAD Viewer
+
+Thank you for your interest in contributing to this project!
+
+## How to contribute
+
+- For **non-trivial changes** or new features, please [open an issue](https://github.com/yeicor-3d/yet-another-cad-viewer/issues) first to discuss your idea before submitting a pull request.
+- For **small fixes** (such as typo corrections or minor improvements), feel free to submit a pull request directly.
+
+## Pull requests
+
+- Make sure your changes are clear and concise.
+- Describe what your pull request does and reference any related issues.
+
+We appreciate your help in improving this project!