# NepDate > Bikram Sambat (Nepali calendar) libraries with the same behaviour in Rust, Go, TypeScript, Python, Swift, Kotlin and C++, built from one shared dataset and spec. Every port converts between BS and AD for BS 1901-01-01 to 2199-12-30 (AD 1844-04-11 to 2143-04-15). Each ships a core package and a separate patro package (tithi, public holidays, events). Version 0.1.0-beta.1 is a pre-release. ## Documentation Sets - [Abridged documentation](https://nepdate.com/llms-small.txt): a compact version of the documentation for NepDate, with non-essential content removed - [Complete documentation](https://nepdate.com/llms-full.txt): the full documentation for NepDate ## Notes - The complete documentation includes all content from the official documentation - The content is automatically generated from the same source as the official documentation