The absolute worst but common anti-pattern that no one talks about

• LocalStack

  154 52,145 9.9 Python

  💻 A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline

  

I've been using Localstack recently which can run most common AWS services locally. My main issue is getting my fellow developers to use it too because you have to interact with it via the CLI and they like having buttons to click.

• testcontainers-python

  8 1,276 9.0 Python

  Testcontainers is a Python library that providing a friendly API to run Docker container. It is designed to create runtime environment to use during your automatic tests.

  

Buddy, let me juice it up even more: https://github.com/testcontainers/testcontainers-python

• InfluxDB

  www.influxdata.com sponsored

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• Moto

  32 7,374 9.9 Python

  A library that allows you to easily mock out tests based on AWS infrastructure.

  

Why is everyone acting like Lambda is something special? You mock AWS services just like you mock any other dependency during testing.

• sst

  179 20,063 9.8 TypeScript

  Build modern full-stack applications on AWS

  

If you are looking for a way to test Lambda functions locally, setting breakpoints in VS Code, and all, check out SST: https://serverless-stack.com

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