Skill levels are indicated with this notation:
- Basic [+]
- Proficient [++]
- Advanced [+++]
- Expert [++++]
ActionScript 3.0 [++++]- Assembly (X86) [+]
- Batch [++]
- Bash [++++]
- C [++]
- C++ [++++]
- C# [+++]
- Python [++++]
- Java [+]
- Javascript [++]
- Ruby [+++]
- TypeScript [+++]
- Visual Basic .NET [+]
- VBScript [+]
- Apache [+++]
- CMake [+++]
- CSS3 [++]
- HTML5 [++]
- JSON [++++]
- LAMP Servers [+++]
- Markdown [++++]
- MySQL [+++]
- Postfix/Dovecot [+]
- PostgreSQL [+++]
- Regular Expressions (Regex) [+++]
- Remarkup [++++]
- ReStructuredText [++++]
- Sass [++]
- SQLite [+++]
- XML [+++]
- YAML [++++]
- CPGF (C++) [++]
- Click (Python) [+++]
- Deno (TypeScript) [+++]
- Django (Python) [+++]
- Django REST Framework (Python) [+++]
- eventpp (C++) [++]
- FastAPI (Python) [++++]
- Fresh (TypeScript) [+++]
- IOSqueak (C++) [++++]
- Qt (Python) [+++]
- GTK (C++, Python) [++]
- Kivy (Python) [++]
- Pandas (Python) [++]
- Preact (TypeScript) [++]
- React (TypeScript) [+]
- Tkinter (Python) [+]
- wxwidgets (Python) [+]
- Linux, Debian [++++]
- Linux, Slackware [++]
- Linux, Ubuntu [++++]
- macOS [+++]
- Windows 98-11 [++++]
Atom [++]- Code::Blocks [+++]
- DataGrip (JetBrains) [+++]
- DBeaver CE [+++]
- Emacs [+]
- Geany [+++]
- IntelliJ IDEA (JetBrains) [+++]
- Notepad++ [+++]
- PyCharm (JetBrains) [++++]
- Rider (JetBrains) [+++]
- RubyMine (JetBrains) [+++]
- Vim [++]
- Visual Studio (2010) [+]
- Visual Studio Code [++++]
- WebStorm (JetBrains) [++++]
- Black (Python) [++++]
- Clang Format (C/C++) [+++]
- Commitizen (Python) [+++]
- cppcheck (C/C++) [++++]
- Flake8 [pyflakes, pycodestyle, mccabe] (Python) [++++]
- KCacheGrind [++]
- Pylint (Python) [+++]
- Ruff (Python) [++++]
- SonarLint [+++]
- Valgrind [++++]
- CMake [+++]
- GCC [+++]
- LLVM Clang [+++]
- Sphinx [++++]
- venv (Python) [++++]
- Goldilocks (C++) [++++]
- Hypothesis (Python) [++++]
- Pytest (Python) [++++]
- Ward (Python) [+]
- XUnit [+]
- Docker [+++]
- Git [++++]
- GitHub Actions [+++]
- GitLab CI/CD [++++]
- Jenkins [++++]
- Meld [+++]
- Phabricator/Phorge [++++]
Subversion [++]
- AWS [+]
- Azure [++]
- GCE [+]
- Akamai/Linode [++++]
- Algorithmic Efficiency [+++]
- API Development [++++]
- Application Development [++++]
- Data Structures [+++]
- Documentation [++++]
- Hardware, Build/Repair [++]
- Library Development [++++]
- Memory Management [++++]
- Refactoring [++++]
- Testing [+++]
- Undefined Behavior [++++]
- Functional Programming [++++]
- Generic Programming [++++]
- Object-Oriented Programming [++++]
- Procedural Programming [+++]
- Agile [++++]
- Business Analysis [++]
- Kanban [+++]
- Quantified Task Management [++++]
- Product Ownership [+++]
- Mentoring [++++]
- Scrum [++++]
- Tech Lead [++++]
- Audio/Video Production
- Community Management, Moderation
- Document Design
- Editing
- Graphics Design, Vector
- Project Management
- Public Speaking
- Spreadsheets
- Teaching
- Typography
- Writing, Fiction/Non-Fiction