adobe-expmgr-names: Adobe Experience Manager environment variables of quickstart
apache2-ctl-names: environment variables used by the Apache2 control script
apache-environ-names: non-suEXEC environment variables specific to Apache httpd
apache-mesos-envinfos: info on environment variables associated w/ Apache Mesos
apache-ssl-environ: environment variables used by Apache's mod_ssl module
apache-suexec-names: environment variables strings'd from Apache suEXEC binary
bashenv-declared-environ: variables discovered in bash by running declare -p
basic-cgi-environ: Standard or common CGI environment variable names
binutils-ld-names: GNU binutils linker environment variables
byobu-environ-names: variables defined by the text-based window manager wrapper
common-gateway-names: environment variables used for dynamic web scripting
configure-help-environs: environment variables parsed from ./configure --help
curl-environ-names: variables set to define proxies for the curl(1) tool
dash-environ-names: environment variables set by default on Debian dash shell
debian-shell-names: common names of environment variables in Debian BASH shell
dialog-command-envinfos: description of environment variables from dialog(1)
environ-setenv-names: environment variables displayed by env at shell prompt
etc-default-variables: variable names parsed from scripts in /etc/default
etc-init-environ: environment variables parsed from scripts in /etc/init
flask-environ-names: environment variables for the Flask Python web framework
glibc-source-environ: environment variables grep'ed from glibc's source code
gnumake-implicit-arguments: GNU Make environment variables for command-line arguments
gnumake-implicit-commands: gmake environment variables for commands
hamilton-cshell-envnames: environ variable names in Hamilton C shell
hesiod-environ-names: a name server interface library's environment variables
libc-ldso-names: C standard library dynamic linker/loader environment names
linux-pids-assign: environment variable assignments found in the Linux process table
linux-pids-names: environment variable names from the Linux process table
locale-environ-names: environment variable names for multi-language support
macos-dyld-names: MacOS dynamic link editor environment variable names
macos-pids-names: environment variable names from the Mac OSX process table
mallopt-environ-names: GNU libc memory allocation option environment variables
manpage-environ-names: environment variables listed in Linux manual pages
misc-environ-assign: environment variable values that don't fall anywhere else
misc-environ-names: miscellaneous environment variable names don't fit elsewhere
mosh-environ-names: MObile SHell specific environment variable names
msft-environ-names: Environment variables documented on the MSDN web site
netbsd-environ-names: NetBSD environment variable names
nis-environ-names: Environment variables utilized by the Sun Microsystems NIS
openssl-environ-names: Environment variable names for use with the OpenSSL library
phabricator-environ-names: Environment variable names for the Phabricator IDE
powershell-variable-names: Result of executing Set-Location Variable:; Get-ChildItem * | %{Write-Host $_.Name} in powershell.exe
posix-environ-names: POSIX Environment Variables from Open Group
resolv-environ-names: DNS resolver library configuration environment variables
skygear-server-names: Skygear Backend-as-a-Service environ names of .env.example
systemd-environ-names: system and service manager environment variable names
ubuntu-environ-names: extracted from Environment Variables article in Ubuntu Community Help Wiki
unstd-cgi-environ: Less typical CGI (Common Gateway Interface) variable names
win10-set-assign: list of environment variables displayed by MS-DOS command SET
zsh-environ-assign: assigned environment variables in the Z shell under Debian
zsh-environ-names: environment variables set by default in Debian Z shell