MirahLabs Engineering Blog

Technical insights, tutorials, and architectures written by our design and backend engineers.

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Python May 13, 2026

Implementing OAuth 2.0 and OpenID Connect from Scratch in Flask

OAuth 2.0 and OIDC are the standards powering 'Sign in with Google/GitHub.' This guide explains the flows and implements a complete authorization code flow with PKCE in Flask.

⏱️ 22 min read Read Article