Best Authorization and policy engines (2026)

A ranked shortlist of Authorization and policy engines — opa, casbin, cerbos, oso — each scored by RepoPilot's maintenance and security verdict, so it tracks real repo health rather than star counts.

1. 1
   open-policy-agent/opa

   not yet analysed — analyse now
2. 2
   casbin/casbin

   not yet analysed — analyse now
3. 3
   cerbos/cerbos

   not yet analysed — analyse now
4. 4
   osohq/oso

   not yet analysed — analyse now

Drawn from RepoPilot's analyzed corpus and ranked by popularity and health signals, refreshed from each repo's most-recent analysis. Informational only — not professional, security, or legal advice.