Ovlt
betaSelf-hosted authentication server that runs in ~20MB RAM.
Developer ToolsSecurity
What It Does
Details
Ovlt is a lightweight, self-hosted authentication server written in Rust. It provides OAuth2 and OIDC support, multi-tenant row-level security (RLS), WebAuthn passkeys, per-tenant SMTP functionality, and zero-knowledge encryption.
Who It's For
Best fit users
- •Developers
- •IT Teams
Why It Matters
Why this one made the cut
Ovlt allows teams to run authentication services on inexpensive VPS without additional infrastructure costs. It is designed for applications that need robust auth but do not require a full-fledged platform.
Differentiator
What makes it different
Enforces tenant isolation at the database level via PostgreSQL RLS and offers zero-knowledge encryption with auditability, reducing reliance on external dependencies like Redis or JVM.
Sources