Metlo is an open source API security platform. Endpoint discovery, detecting common HTTP issues (HSTS headers, PII in urls, etc.) and set up to run in CI if needed.

https://github.com/metlo-labs/metlo

Paralus is an all-in-one Kubernetes access manager. User-level credentials, RBAC, SSO, audit logs. It enables controlled, audited access to Kubernetes infrastructure for your users, user groups, and services.

https://github.com/paralus/paralus

Murre is an on-demand, scaleable source of container resource metrics for Kubernetes. It fetches CPU & memory resource metrics directly from the kubelet and enriches the resources with the relevant Kubernetes requests and limits from each PodSpec.

https://github.com/groundcover-com/murre

A couple of new open source tools, cnquery and cnspec. The first provide a query tool atop cloud infrastructure, handy for asset inventory. The second provides testing and policy based tools on top of that inventory.

https://blog.mondoo.com/cnquery-cnspec
https://github.com/mondoohq/cnquery
https://github.com/mondoohq/cnspec

Devtron is an integrated Kubernetes distribution which bundles Argo, Grafana, Helm, Keda, Prometheus and more, saving you the effort of integrating yourself.

https://github.com/devtron-labs/devtron