OpsAtlas tools
Free utilities for Docker, Kubernetes, networking, CI/CD and more. Everything runs in your browser — nothing you paste is uploaded.
- 10 tools
- 7 categories
- Runs in your browser
- Free, no sign-up
All tools
Kubernetes manifest generator
Generate a Kubernetes Deployment and Service with resources, probes and a hardened securityContext, plus optional Ingress and HPA.
KubernetesKubernetes YAML validator and visualizer
Paste Kubernetes manifests to get a resource diagram and a security and best-practice review: privileged pods, root, probes, limits, deprecated APIs.
KubernetesBetaYAML ⇄ JSON converter
Convert YAML to JSON and back with exact error positions, anchor and merge-key expansion, and warnings for YAML 1.1 gotchas like the Norway problem.
Kubernetesdocker run to Docker Compose converter
Convert docker run commands into a clean compose.yaml: ports, volumes, env, networks, healthchecks and limits. Runs in your browser.
DockerDockerfile linter and fixer
Lint a Dockerfile in your browser: find root users, unpinned images, leaked secrets and bloated layers, then apply safe fixes in one click.
DockerBetaCIDR calculator and subnet splitter
Calculate network, broadcast, host range, netmask and wildcard for any IPv4 CIDR, then split it into subnets by prefix, count or host size.
NetworkCron expression parser
Translate a crontab schedule into plain English and list its next run times in UTC or your time zone, with warnings for common cron traps.
LinuxGitHub Actions matrix expander
Preview every job a GitHub Actions strategy.matrix creates, with include and exclude applied exactly as GitHub does, before you push.
CI/CDJWT decoder
Decode a JSON Web Token in your browser: header, payload, exp/nbf/iat as dates, and warnings for alg none, long lifetimes and leaked secrets.
SecurityReserved instance break-even calculator
Compare a reserved instance or savings plan with on-demand pricing: total savings, break-even utilisation and the month the commitment pays off.
Cloud cost
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