Evolving UserHarbor: From a Framework-Agnostic Core to Executable Storage Contracts

User management is one of those problems that rarely feels difficult enough to deserve much attention. Until you implement it for the fifth time. Registration, login, sessions, email verification, password resets, password changes, account deletion, roles, permissions — none of these features are particularly unusual. But almost every application needs some combination of them, and the implementation often ends up tightly coupled to whatever framework, ORM, or infrastructure the project happened to use at the time. ...

August 17, 2026 · 9 min · SpaceShaman

I built UserHarbor — a framework-agnostic user management library for Python

While working on a SaaS application recently, I once again had to implement the same user account flow: registration login sessions email verification password reset password change account deletion basic roles and permissions None of that was especially hard. But it was repetitive. I had written similar code before, and I did not want to keep rebuilding the same user-management boilerplate in every new Python project. So I started working on UserHarbor. ...

July 1, 2026 · 5 min · SpaceShaman