Databases:
PostgreSQL, mySQL, MongoDB, DynamoDB, SQL Server, SQLite.
Preference: SQL Server for big stuff, SQLite for small stuff or prototyping.
Editors:
Notepad++ (Linux), TextEdit (macOS), Sublime (macOS, Windows, Linux), Nano, Vi, Vim
Preference: Sublime followed by vi/vim if stuck in a shell.
File Finders:
PathFinder (macOS), Directory Opus, Finder, Windows Explorer (10 & 11), and a few different ones on Linux.
Preference: Directory Opus on Windows, PathFinder on Mac
Desktop Operating Systems:
Windows 10 Pro, Windows 11 Pro, latest macOS, Ubuntu, CentOS, FreeBSD.
Preference: Windows 10 Pro, followed by macOS, and Linux a distant 3rd.
Desktop user interfaces:
Windows 10 Pro, Windows 11 Pro, latest macOS, KDE, GNOME, couple of others in Linux.
Preference: Windows 10 Pro, followed by macOS, and Linux a distant 3rd.
Calculators:
Speedcrunch, OpalCalc, SoulVer, Windows Calculator, bc.
Preference: SoulVer, OpalCalc, Speedcrunch.
Honorable mention: RealCalc on mobile.
One-to-one messaging:
Telegram, WhatsApp, iMessage, SMS, Google Messages
Preferemce: Telegram
Group or work messaging:
Slack, Discord, Teams
Preference: Teams, then Slack.
Version Control:
Mercurial, SVN, CVS, Git, Perforce, AlienBrain (defunct now)
Preference: Perforce followed by AlienBrain followed by Mercucrial
DVCS repo websites:
Gitlab, self-hosted gitlab, Perforce self-hosted, Perforce hosted, github
Preference: Perforce self-hosted, followed by github.
VM hosts:
VMWare Workstation, VMWare Fusion, VirtualBox, ProxMox, VMWare ESXi
Preference: VMWare Workstation followed by ESXi.
Chrome, Firefox, Edge, Safari, Brave.
Preference: Firefox & Firefox mobile, Chrome
Search Engines:
Kagi, Google, DuckDuckGo, Bing, a few others.
Preference: Kagi
PDF Readers:
Chrome, Firefox, Adobe, Foxit, PDF Reader Pro, Edge
Preference: Edge
Languages (only those I've used in the past 2 years):
C, C++, C#, ARM Assembly, Rust, Python, Ruby, Typescript, JavaScript, VisualBASIC.
Preference: Typescript, Ruby, C#, Python (and I never thought I'd ever put a "scripting" language before my beloved C/C++/C# languages)
Coffee:
Starbucks, Trader Joe's, Illy, Groundworks
Preference: Groundworks, with Illy in a pinch.
Shells:
fish, zsh, bash, csh, few others
Preference: Fish and fish in Bash compatibility mode.
Code Editors (just those in the past 2 years):
Jetbrains (pycharm, rubymine, intellij, dataspell, Rider, etc, etc), VSCode (Linux, macOS, Windows), Visual Studio 2017 & 2019 & 2022, XCode
Preference: Visual Studio 2022 with latest intellicode disabled, followed by Jetbrains
Clouds:
AWS, Azure, GCP
Preference: AWS
Now watch all the Linux lovers/Windows haters down vote personal preferences.