DevOps Tools
Curated tools used by production engineering teams — vetted for technical quality, not just popularity.
Some of the links below are affiliate links and we earn a referral fee at no additional cost when you shop through them. We only list tools we'd recommend regardless.
Free browser utilities
No sign-up · No serverJWT Decoder
Decode any JWT token — header, payload, expiry check. Runs in your browser.
CIDR Calculator
Subnet mask, broadcast, host range from any CIDR block. Instant.
YAML ↔ JSON
Convert Kubernetes manifests, Terraform configs, and CI/CD pipelines instantly.
Base64 Encoder / Decoder
Encode or decode Base64 strings — standard and URL-safe variants. Runs in your browser.
Unix Timestamp Converter
Convert epoch seconds to UTC, ISO 8601, and local time — or a date back to a timestamp.
JSON Formatter & Validator
Prettify, minify, or validate JSON instantly. Great for API responses and Kubernetes manifests.
Cron Expression Parser
Get a plain-English description and next 5 run times for any cron expression.
Hash Generator
Compute MD5, SHA-1, SHA-256, and SHA-512 hashes from any text. Browser-only.
URL Encoder / Decoder
Encode special characters for URLs or decode percent-encoded strings instantly.
UUID / ULID Generator
Generate UUID v4, v1, or ULID. Bulk up to 50 at once. Runs in your browser.