Dependency Injection in Go: Comparing Wire, Dig, Fx & More

1. wire

   1 32 13,476 2.0 Go

   Compile-time Dependency Injection for Go

   

   Wire is a compile-time dependency injection tool developed by Google. It generates Go code that manually wires dependencies before compilation, ensuring that there is no runtime overhead.

2. CodeRabbit

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3. dig

   2 7 4,071 5.3 Go

   A reflection based dependency injection toolkit for Go.

   

   Dig is a runtime dependency injection library developed by Uber. Unlike Wire, which resolves dependencies at compile time, Dig resolves them at runtime, making it more flexible but with a slight performance cost.

4. fx

   3 36 6,228 7.2 Go

   A dependency injection based application framework for Go. (by uber-go)

   

   Fx is a framework built on top of Dig that provides structured dependency injection along with lifecycle management. It simplifies the setup of large applications by managing logging, dependency injection, and application startup.

5. go-cloud

   4 23 9,640 8.1 Go

   The Go Cloud Development Kit (Go CDK): A library and tools for open cloud development in Go.

   

   GoCloud Wire is an extension of Wire that integrates with the Go Cloud Development Kit (Go CDK). It is optimized for dependency injection in cloud-native applications.

6. Dagger2

   5 53 17,524 9.4 Java

   A fast dependency injector for Android and Java.

   

   Dagger is a compile-time dependency injection tool widely used in Java and Kotlin. Although not officially supported in Go, some developers have experimented with using it.

7. SaaSHub

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