A developer has created a pure C# implementation of the DEFLATE compression algorithm that outperforms .NET's built-in System.IO.Compression.DeflateStream in several key metrics. The custom compressor achieves higher compression ratios and better throughput, particularly when handling Excel Sheet XML data with 100K rows. The implementation uses advanced techniques such as optimal parsing, lazy matching, and efficient hash chains to improve compression efficiency. Memory usage is also kept low, making it suitable for resource-constrained environments. This achievement demonstrates that with careful optimization, managed code can surpass native libraries in specific use cases. The project is open-source and available on GitHub, allowing developers to integrate it into their applications or learn from its design. This signal is particularly relevant for developers working on data-intensive applications, such as data processing pipelines, cloud storage, or any scenario where reducing data size and improving I/O performance is critical.
A pure C# DEFLATE implementation beats .NET's built-in compressor in compression ratio and throughput for Excel XML data, showcasing advanced optimization techniques.