SQLite is a compact and efficient C-language library that embodies a self-contained, high-reliability SQL database engine. This versatile database engine is known for its speed and is widely utilized, being integrated into virtually all mobile phones, the majority of computers, and countless other everyday applications.

Operating as an in-process library, SQLite offers a serverless, self-contained, and zero-configuration database solution with transactional capabilities. It’s important to note that the code for SQLite is in the public domain, making it freely available for use in both commercial and private projects, without any licensing restrictions.