SaaS emulators in a local stack

Compose cloud emulators with SaaS fakes — payments, email, auth — into one local stack that mirrors your production dependency graph.

Expert 20 Minutes Updated Jul 12, 2026

The Problem

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The architecture

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A Smaller Subtitle

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Cloud emulator, payment fake, and webhook relay on one compose network.

Moving Parts

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# docker compose (illustrative)
services:
  cloud: cloud-emulator:latest
  payments: stripe-mock:latest
  webhooks: relay:latest

Trade-offs

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Tags
SaaSPaymentsAuthCompose