CYBERPODIUM TOOLBOX
Free IT tools for everyday technical work.
Choose a focused calculator or utility. Every tool has its own bookmarkable page and processes data locally in your browser.
CIDR & Subnet Calculator
Network, broadcast, subnet mask, usable range and hosts.
Open tool NetworkingVPC Subnet Planner
Split a cloud VPC CIDR block into equal subnets.
Open tool NetworkingIP Range Calculator
Count addresses between two IPv4 addresses.
Open tool EncodingBase64 Encoder & Decoder
Convert UTF-8 text to and from Base64.
Open tool EncodingURL Encoder & Decoder
Encode and decode URL values safely.
Open tool SecuritySHA Hash Generator
Generate SHA-256, SHA-384 and SHA-512 hashes.
Open tool SecurityAES-GCM Encryption & Decryption
Encrypt and decrypt text with a password.
Open tool DeveloperJSON Formatter & Validator
Format, validate and minify JSON.
Open tool SecurityJWT Decoder
Inspect JWT headers, payloads, claims and expiry.
Open tool SecuritySecure Password Generator
Create strong cryptographically random passwords.
Open tool DeveloperUUID v4 Generator
Generate secure version 4 UUIDs.
Open tool DeveloperUnix Timestamp Converter
Convert Unix timestamps, UTC and local dates.
Open tool DevOpsCron Expression Helper
Explain schedules and calculate upcoming runs.
Open tool DeveloperRegular Expression Tester
Test JavaScript regex matches and groups.
Open tool SecurityFile Checksum Calculator
Calculate local file SHA checksums.
Open tool CloudAWS ARN Parser
Parse Amazon Resource Name components.
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