Decompressing files in Node.js with zlib extracts compressed data efficiently for file processing, data analysis, and storage management operations. As the creator of CoreUI with over 11 years of Node.js development experience, I’ve implemented file decompression extensively in data processing pipelines, backup systems, and file management applications. From my expertise, the most reliable approach is using zlib decompression streams with proper error handling and pipeline management for robust file extraction. This pattern enables memory-efficient decompression of large files while maintaining application performance and stability.