In the algorithm era

the rapid development of digital technology has brought new opportunities and challenges to the protection and inheritance of sports intangible cultural heritage (hereinafter referred to as sports ICH). This paper deeply analyzes the internal mechanism of the digital development of sports ICH and explores its innovative paths in the algorithm era. The study finds that algorithm technology reshapes the preservation

dissemination

and experience models of sports ICH through accurate data collection and analysis

personalized dissemination and promotion

and immersive experience construction. However

the digital development of sports ICH also faces difficulties such as bottlenecks in technology application

dilution of cultural connotations

and shortage of talents. To break through these difficulties

it is necessary to strengthen technological research and development and application innovation

intensify the in - depth excavation and presentation of cultural connotations

increase the cultivation of professional talents

and build a development model of multi - party collaboration among the government

enterprises

and society. This will promote the sustainable development of sports ICH in the digital era

rejuvenate its vitality and charm in the new era

and contribute to the construction of a strong cultural and sports country.