devops tools

17 tools for DevOps and sysadmin work — run entirely in your browser, nothing is sent to a server.

Network

IP Subnet Calculator
Network, broadcast, host range, mask — IPv4/IPv6.
DNS Lookup & Propagation Checker
A/AAAA/MX/TXT records, compared across resolvers.
IP Geolocation & ASN Lookup
Country, city, ISP and ASN for any IP.
Cloud Provider IP Ranges
Search AWS/GCP/Cloudflare ranges by IP or region.

Crypto & Auth

JWT Decoder
Decode header & payload, verify HS256 signatures.
Hash Generator
MD5, SHA-1, SHA-256, SHA-384, SHA-512 — live.
htpasswd / bcrypt Generator
bcrypt hash + ready-to-use htpasswd line.
WireGuard Key Generator
Curve25519 keypair + preshared key.
TLS Certificate Decoder
Subject, issuer, SAN, validity, fingerprint.

Encoding

Base64 & URL Encoder/Decoder
Base64 and URL encode/decode, both directions.
YAML ↔ JSON Converter
Convert Kubernetes manifests, both directions.
.env ↔ YAML/JSON Converter
.env ↔ YAML/JSON, both directions.
Docker Compose → Kubernetes
docker-compose.yml → Deployment + Service YAML.

Generators

UUID Generator
Random UUID v4 or time-ordered UUID v7.

Time

Unix Timestamp Converter
Timestamp ↔ date, with a live clock.
Cron Expression Parser
Plain-language description + next 10 run times.

Text & Data

Regex Tester
Live match highlighting and capture groups.