Databases
Relational and NoSQL database management systems
Oracle's MySQL relational database. Most popular open-source RDBMS.
📦 Install Command
apt install mysql-server mysql-client🔌 Default Ports
3306tcpMySQL protocol33060tcpMySQL X Protocol
MySQL fork by original MySQL developers. Drop-in MySQL replacement with additional features.
📦 Install Command
apt install mariadb-server mariadb-client🔌 Default Ports
3306tcpMySQL protocol
Advanced open-source relational database. ACID compliant, extensible, excellent for complex queries.
📦 Install Command
apt install postgresql postgresql-contrib postgresql-client🔌 Default Ports
5432tcpPostgreSQL protocol
Document-oriented NoSQL database. Stores data in flexible JSON-like documents.
📦 Install Command
N/A - not in Ubuntu repos. Use MongoDB official repo.🔌 Default Ports
27017tcpMongoDB protocol27018tcpShard server27019tcpConfig server
Serverless, file-based SQL database. Zero configuration, embedded database for applications.
📦 Install Command
apt install sqlite3 libsqlite3-dev🔌 Default Ports
N/AN/AFile-based, no network