1.keycloak / keycloak
Open Source Identity and Access Management For Modern Applications and Services
+1,751 stars
from 35,885 · score 7.47
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2.supertokens / supertokens-core
Open source alternative to Auth0 / Firebase Auth / AWS Cognito
+154 stars
from 15,187 · score 5.04
3.sirixdb / sirix
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
+10 stars
from 1,211 · score 2.40