Xylanase enzymes have become important for industry because they break down xylan into xylose while finding applications in pulp and paper manufacturing along with textile processing and food production and animal feed applications and biofuel manufacturing. The evaluation of xylanase product techniques follows a detailed framework that includes discussions about microbial strains as well as fermentation strategies and genetic modifications and process enhancement methods. Research has focused on fungal and bacterial strains for studying their productivity of xylanase when grown under various cultivation conditions. The discussion includes both solid-state and submerged fermentation techniques which demonstrate their industrial-scale properties through detailed assessments of benefits and constraints. The research evaluates contemporary developments in recombinant DNA technology and strain improvement methods to improve enzyme output and stability. This work critically examines how each physicochemical parameter including pH, temperature, carbon and nitrogen sources as well as inducers affects the production of xylanase. The assessment ends by analyzing present obstacles and analyzing possible paths for future sustainable development of xylanase production at affordable costs.