Starter .gitignore for new WordPress projects (based on https://www.billerickson.net/code/sample-gitignore/)

.gitignore

# Ignore everything #
**
!vendor/
vendor/**
!wp-content/
wp-content/**
!wp-content/themes/
!wp-content/plugins/
wp-content/themes/**
wp-content/plugins/**

# Add two rules for each Theme or Plugin you want to include:
# 1. !folder-name/    <-- includes the Plugin and top level files
# 2. !folder-name/**  <-- includes the Plugin and sub level files recursively, except for the "Ignore some other system generated files" rules below
###############################

# Start editing!

# Libraries (to be moved to standalone packages later)
!vendor/library-name/
!vendor/library-name/**

# Theme
!wp-content/themes/theme-name/
!wp-content/themes/theme-name/**

# Functionality Plugins
!wp-content/plugins/plugin-name/
!wp-content/plugins/plugin-name/**

# Add submodules (optional)
!.gitmodules

# Stop editing!

############################################
# Ignore some other system generated files #
############################################
*.com
*.class
*.dll
*.exe
*.o
*.so
*.7z
*.dmg
*.gz
*.iso
*.jar
*.mp4
*.rar
*.tar
*.log
*.sql
*.sqlite
*.webm
.DS_Store
._*
.Spotlight-V100
.Trashes
bower_components
config.codekit
ehthumbs.db
node_modules
Thumbs.db
.codekit-cache
.sass-cache
# PhpStorm
.idea/
# Sublime
*.sublime-project
*.sublime-workspace

# Always include the build script #
###################################
!build.sh
!README.md
!CHANGELOG.md