DevOps Tools

Complete reference for Docker CLI commands — containers, images, volumes, networks, and Compose.

Searchable reference for essential Linux/Unix commands with examples, flags, and descriptions.

kubectl reference — resources, deployments, rollouts, debugging, and troubleshooting.

Terraform/OpenTofu reference — CLI commands, resource blocks, variables, and state management.

Bash scripting reference — variables, arrays, loops, functions, and redirection.

Build a Dockerfile visually with base image presets, COPY/RUN/ENV rows, and multi-stage builds.

Build a docker-compose.yml with multiple services, ports, volumes, and dependencies.

Generate an Nginx server block for static sites or reverse proxies.

Build .env and .env.example files from common presets or custom key-value pairs.

Build a Makefile with targets, prerequisites, and commands using correct tab indentation.

Generate an .editorconfig file with root settings and per-file-type overrides.

Build a .prettierrc configuration with all common formatting options.

Build an .eslintrc.json configuration with environments, extends, and custom rules.

Paste nginx, Apache, or JSON logs to parse, filter, and aggregate them client-side.

Fill in a type, scope, and description to get a formatted Conventional Commit message.

Paste a git diff and generate a structured pull request description with a file summary and checklist.

Compare two semantic versions or check whether a version satisfies an npm-style range like ^1.2.0 or ~2.0.0.

Paste conventional-commit-style messages and generate a Keep a Changelog formatted release section, grouped by type.

Build a common Apache .htaccess file for HTTPS redirects, www handling, caching, gzip, security headers, and SPA routing.

Paste a package.json and see dependency counts, scripts, and flags for unpinned versions, deprecated packages, and missing fields.

Paste a Dockerfile and get static best-practice checks for unpinned base images, root user, apt cache bloat, and multi-stage build opportunities.

Generate an Apache/Nginx basic-auth .htpasswd line using real, verifiable apr1-MD5 or SHA-1 hashing — entirely client-side.

Generate a starter GitHub Actions CI workflow YAML for Node.js, Python, Go, Docker, or a static-site deploy.

Generate a tsconfig.json for Node.js (CommonJS/ESM), React/Vite, or library projects with real, recommended compiler option combinations.

Build a valid package.json from project metadata, npm scripts, and dependency lists — no syntax errors, no guessing field names.

Pick common editor, formatting, and workspace settings via checkboxes and generate a ready-to-use .vscode/settings.json.

Look up what a Bash/Linux process exit code means, plus browse a searchable reference table of common exit codes including 128+signal codes.

Turn a change type, optional ticket number, and short description into a clean, conventional, kebab-case git branch name plus a ready-to-run checkout command.

Test a glob pattern against a list of sample file paths to see exactly which ones match, supporting *, **, ?, character classes, and brace alternation.

Test a Cloudflare Pages _redirects file against any URL path: see which rule matches, the resulting destination and status code, with splat and placeholder support.

Generate a wrangler.jsonc for Cloudflare Workers with compatibility date, assets, routes, cron triggers and KV, D1, R2 and Workers AI bindings.

Convert Kubernetes resource quantities between millicores and cores, and between Mi, Gi, M, G and bytes for requests and limits.

Compare two .env files to find missing, extra and differing variables, with optional value masking so secrets stay hidden.

Test a Cloudflare Pages _headers file against any request path to see which headers are applied, with splat, placeholder and detach (!) support.

Convert a docker-compose.yml into Kubernetes Deployment, Service and PersistentVolumeClaim manifests, with warnings for settings that need manual review.

Convert a cron expression into GitHub Actions schedule, Cloudflare Workers cron trigger and Kubernetes CronJob config, and preview the next 10 run times.

Build a GitHub Actions strategy.matrix with axes, include and exclude entries, fail-fast and max-parallel, and preview the resulting job combinations.

Format and align Terraform .tfvars files, or convert between .tfvars and terraform.tfvars.json, entirely in your browser.

Build Cache-Control headers with max-age, s-maxage and stale-while-revalidate, get a Cloudflare _headers snippet, and estimate cache hit ratio and origin load.