postgresql connection string

Generate PostgreSQL connection strings for apps, drivers, and psql

Fill the connection fields once and get PostgreSQL URI, JDBC, libpq, SQLAlchemy, and psql command formats instantly.

Useful when you need the same database credentials in multiple tools or frameworks.

Quick presets

Connection details

Output options

Generated formats

Copy the format that matches your stack.

PostgreSQL URI

Common format for app config and DATABASE_URL style variables.

postgresql://postgres:[email protected]:5432/app_db?sslmode=prefer

JDBC

Used in Java and Spring environments.

jdbc:postgresql://127.0.0.1:5432/app_db?user=postgres&password=secret&sslmode=prefer

libpq keyword/value

Useful with PostgreSQL-native clients and environment-based tooling.

host=127.0.0.1 port=5432 dbname=app_db user=postgres password=secret sslmode=prefer

SQLAlchemy

Typical format for Python apps using SQLAlchemy and psycopg.

postgresql+psycopg://postgres:[email protected]:5432/app_db?sslmode=prefer

psql CLI

Paste into Terminal to test access with psql.

psql "host=127.0.0.1 port=5432 dbname=app_db user=postgres sslmode=prefer"

Keep database access close to the rest of your remote workflow

After you generate the connection string, DartShell can help you keep SSH, file transfer, and database access in one Mac workspace.

What this PostgreSQL connection string generator helps with

Reuse the same credentials across tools

Generate the exact format required by your app, driver, or command-line workflow without hand-converting the same values.

Work with managed PostgreSQL services

Set SSL mode and schema-friendly parameters for hosted databases where secure connections are expected.

Test quickly with psql

Use the generated psql command before wiring the connection into your codebase.

Common examples

App config

postgresql://app_user:[email protected]:5432/app_db?sslmode=require

JDBC

jdbc:postgresql://db.example.com:5432/app_db?user=app_user&password=secret&sslmode=require

psql

psql "host=db.example.com port=5432 dbname=app_db user=app_user sslmode=require"