Developer Toolkit
Professional calculators and advisor tools for developers, DBAs, sysadmins and network engineers. Calculate data transfers, get storage recommendations, design subnets, and more.
Choose a Tool
Data Transfer Calculator
Calculate how long it takes to transfer files based on size and connection speed.
Storage Advisor
Get recommendations for cloud and on-premise storage solutions based on your needs.
Data Store Advisor
Find the perfect database or data storage solution for your project needs and expertise level.
Subnet Calculator
Calculate subnet masks, CIDR ranges, IP addresses, and network details.
Bandwidth Calculator
Estimate bandwidth requirements for websites, streaming, and applications.
Language Advisor
Get programming language recommendations based on your project requirements.
Technical Dictionary
150+ essential terms and definitions for IT professionals and developers.