Email and Cloud:

GMA Webmail

Cpanel

Dropbox

Maps/GIS

Google: Maps | Maps Documentation | Account Login | Drive |

QGIS

Images

Adobe Express

GIMP | Documentation

Reference:

Dictionary

Calendars and Time

Metric Calculator

Conversion Calculators

WC3 Markup Validator

HTML Character Entities: Wikipedia | w3.org

Password Generators: PasswordsGenerator | DinoPass

Documentation:

SQLite.org | w3resource

MS Transact-SQL

Microsoft Knowledge Base

SAL Blog

ArcInfo Workstation Commands