The publisher provides a free PDF extract that includes the introduction and initial chapters to help you decide if it's the right fit. Top Free Ecto Resources (Legal Downloads)

Published by Dashbit (the company founded by Elixir’s creator), this is a curated collection of advanced Ecto recipes. It is available as a free ebook and covers topics like schemaless queries and composable transactions.

Powerful DSL for writing efficient SQL-like queries directly in Elixir.

For the most up-to-date information on the library (currently v3.x), the official Ecto Hexdocs provide extensive guides on everything from basic setup to complex associations.

It covers Ecto fundamentals—repos, queries, schemas, and changesets—before moving into advanced "recipes" for complex scenarios like multi-tenancy and performance tuning.

You can purchase the DRM-free PDF, EPUB, and MOBI versions directly from the Pragmatic Bookshelf .

Built-in support for connection pooling and sandbox testing for concurrent environments.

The Little Ecto Cookbook (self-published) (free) - Elixir Forum

If you are looking for free alternatives or supplementary material, several authoritative "cookbooks" and guides are available for immediate download or online reading: