In simple English
This tool moves your data from one place to another. You might pull a database table into a CSV file. You might push a folder of JSON files into Postgres. It runs from your terminal with a single command. It saves you from writing custom python scripts for basic data jobs.
What it is
Sling is a command-line interface (a text-based way to run programs by typing commands) utility written in Go. It connects dozens of databases, file formats, and object storage systems to stream data reliably.
What it is good for
Solo builders who need to move data between SQLite, Postgres, S3, or local files without setting up heavy data pipelines.
- Runs as a single small file with no complex dependencies.
- Reads existing configuration files from other tools like dbt.
- Supports wildcards to copy whole schemas with one command.
- Requires comfort with the command line and terminal flags.
- GPL-3.0 licence may restrict how you bundle it in commercial software.
- Complex multi-table replications need careful YAML configuration.
Writing custom python scripts or bash loops to move data between databases.
dbt for transforming data after it lands in your database.
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curl -fsSL https://slingdata.io/install.sh | bash sling -h