SQLite

What Is SQLite?

SQLite is a C-language library that implements a 

small

, 

fast

, 

self-contained

, 

high-reliability

, 

full-featured

, SQL database engine. SQLite is the 

most used

 database engine in the world. SQLite is built into all mobile phones and most computers and comes bundled inside countless other applications that people use every day.  The SQLite 

file format

 is stable, cross-platform, and backwards compatible and the developers pledge to keep it that way 

through the year 2050

. SQLite database files are commonly used as containers to transfer rich content between systems and as a long-term archival format for data. There are over 1 trillion (1e12) SQLite databases in active use . SQLite 

source code

 is in the 

public-domain

 and is free to everyone to use for any purpose.