Homebrew Environment Configuration Events (365 days)

/api/analytics/homebrew-env-config/365d.json (JSON API)

Start Date: 2025-08-10

Total Variables: 160

Total Events: 46803736

Each event samples one randomly-chosen configuration variable from a brew run and records whether the user left it unset, set it to its default value or set it to a non-default value. Variables Homebrew exports itself (e.g. HOMEBREW_EDITOR from EDITOR) count as unset. Values are never recorded.

Environment Variable Default Value Set (non-default) Set (default) Unset Events Set (non-default) %
#1 HOMEBREW_UPDATE_TO_TAG 21,342 0 273,402 294,744 7.24%
#2 HOMEBREW_NO_AUTO_UPDATE 19,834 0 274,809 294,643 6.73%
#3 SUDO_ASKPASS 7,396 0 286,193 293,589 2.52%
#4 HOMEBREW_NO_ENV_HINTS 5,748 0 288,996 294,744 1.95%
#5 HOMEBREW_GITHUB_API_TOKEN 5,525 0 289,184 294,709 1.87%
#6 HOMEBREW_BOTTLE_DOMAIN `https://ghcr.io/v2/homebrew/core`. 4,357 0 290,586 294,943 1.48%
#7 HOMEBREW_NO_INSTALL_CLEANUP 3,973 0 290,160 294,133 1.35%
#8 HOMEBREW_API_DOMAIN `https://formulae.brew.sh/api`. 3,640 22 290,710 294,372 1.24%
#9 HOMEBREW_NO_COLOR `$NO_COLOR`. 3,381 0 290,634 294,015 1.15%
#10 http_proxy 3,377 0 290,617 293,994 1.15%
#11 https_proxy 3,345 0 290,540 293,885 1.14%
#12 HOMEBREW_CLEANUP_PERIODIC_FULL_DAYS `30`. 3,169 2 291,283 294,454 1.08%
#13 HOMEBREW_NO_INSTALL_FROM_API 3,093 0 290,655 293,748 1.05%
#14 HOMEBREW_EDITOR `$EDITOR` or `$VISUAL`. 2,817 0 291,811 294,628 0.96%
#15 no_proxy 2,764 0 290,951 293,715 0.94%
#16 HOMEBREW_PIP_INDEX_URL `https://pypi.org/simple`. 2,561 0 291,247 293,808 0.87%
#17 HOMEBREW_CASK_OPTS 2,383 0 292,020 294,403 0.81%
#18 HOMEBREW_DISPLAY `$DISPLAY`. 2,363 0 292,192 294,555 0.80%
#19 HOMEBREW_NO_ASK 2,332 0 292,331 294,663 0.79%
#20 HOMEBREW_DEVELOPER 2,061 0 291,425 293,486 0.70%
#21 HOMEBREW_CACHE macOS: `~/Library/Caches/Homebrew`, Linux: `$XDG_CACHE_HOME/Homebrew` or `~/.cache/Homebrew`. 1,618 43,486 251,670 296,774 0.55%
#22 HOMEBREW_BREW_GIT_REMOTE `https://github.com/Homebrew/brew`. 1,579 38,606 256,315 296,500 0.53%
#23 HOMEBREW_FORBIDDEN_OWNER `you`. 1,539 0 292,615 294,154 0.52%
#24 all_proxy 1,517 0 292,102 293,619 0.52%
#25 HOMEBREW_TEMP macOS: `/private/tmp`, Linux: `/var/tmp`. 1,138 39,169 255,422 295,729 0.38%
#26 HOMEBREW_CORE_GIT_REMOTE `https://github.com/Homebrew/homebrew-core`. 1,097 38,741 256,034 295,872 0.37%
#27 HOMEBREW_SYSTEM_ENV_TAKES_PRIORITY 1,045 0 294,360 295,405 0.35%
#28 HOMEBREW_INSTALL_BADGE The "Beer Mug" emoji. 1,037 5 292,963 294,005 0.35%
#29 HOMEBREW_GIT_PATH `git`. 1,035 0 293,971 295,006 0.35%
#30 HOMEBREW_FORCE_BREW_WRAPPER 989 0 292,515 293,504 0.34%
#31 HOMEBREW_FORCE_BREW_WRAPPER_HELP_MESSAGE 986 0 294,265 295,251 0.33%
#32 HOMEBREW_NO_REQUIRE_TAP_TRUST 967 0 293,548 294,515 0.33%
#33 HOMEBREW_DISABLE_DEBREW 935 0 293,269 294,204 0.32%
#34 HOMEBREW_FORBIDDEN_CASKS 834 0 293,853 294,687 0.28%
#35 HOMEBREW_BROWSER `$BROWSER` or the OS's default browser. 799 0 292,886 293,685 0.27%
#36 HOMEBREW_COLOR 742 0 294,395 295,137 0.25%
#37 HOMEBREW_FORBIDDEN_FORMULAE 684 0 293,570 294,254 0.23%
#38 HOMEBREW_FORBIDDEN_OWNER_CONTACT 650 0 294,289 294,939 0.22%
#39 HOMEBREW_AUTO_UPDATE_SECS `86400` (24 hours), `3600` (1 hour) if a developer command has been run or `300` (5 minutes) if `$HOMEBREW_NO_INSTALL_FROM_API` is set. 645 191 293,007 293,843 0.22%
#40 HOMEBREW_LOGS macOS: `~/Library/Logs/Homebrew`, Linux: `${XDG_CACHE_HOME}/Homebrew/Logs` or `~/.cache/Homebrew/Logs`. 631 43,432 252,041 296,104 0.21%
#41 HOMEBREW_LOCK_CONTEXT 544 0 293,584 294,128 0.18%
#42 HOMEBREW_FORBIDDEN_TAPS 487 0 293,545 294,032 0.17%
#43 HOMEBREW_ARTIFACT_DOMAIN 486 0 292,984 293,470 0.17%
#44 ftp_proxy 372 0 293,603 293,975 0.13%
#45 HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK 362 5 293,919 294,286 0.12%
#46 HOMEBREW_NO_UPGRADE_AUTO_UPDATES_CASKS 349 0 293,044 293,393 0.12%
#47 HOMEBREW_DISPLAY_INSTALL_TIMES 312 0 293,853 294,165 0.11%
#48 HOMEBREW_CURL_PATH `curl`. 268 0 293,853 294,121 0.09%
#49 HOMEBREW_VERBOSE_USING_DOTS 253 0 294,899 295,152 0.09%
#50 HOMEBREW_NO_SANDBOX_LINUX 239 0 293,376 293,615 0.08%
#51 HOMEBREW_DOCKER_REGISTRY_TOKEN 234 0 294,758 294,992 0.08%
#52 HOMEBREW_SORBET_RUNTIME 227 0 294,366 294,593 0.08%
#53 HOMEBREW_VERIFY_ATTESTATIONS 216 0 293,404 293,620 0.07%
#54 HOMEBREW_CLEANUP_MAX_AGE_DAYS `120`. 213 0 294,010 294,223 0.07%
#55 HOMEBREW_ALLOWED_TAPS 204 0 294,728 294,932 0.07%
#56 HOMEBREW_SORBET_RECURSIVE 198 0 293,057 293,255 0.07%
#57 HOMEBREW_NO_INSECURE_REDIRECT 197 0 294,173 294,370 0.07%
#58 HOMEBREW_CURLRC 188 0 294,656 294,844 0.06%
#59 HOMEBREW_BAT_THEME `$BAT_THEME`. 171 0 294,439 294,610 0.06%
#60 HOMEBREW_NO_UPDATE_REPORT_NEW 149 0 294,060 294,209 0.05%
#61 HOMEBREW_CURL_RETRIES `3`. 129 268 293,235 293,632 0.04%
#62 HOMEBREW_SSH_CONFIG_PATH `~/.ssh/config` 127 1 294,515 294,643 0.04%
#63 HOMEBREW_DOWNLOAD_CONCURRENCY `auto`. 125 2,607 291,971 294,703 0.04%
#64 HOMEBREW_NO_INSTALL_UPGRADE 115 2 294,233 294,350 0.04%
#65 HOMEBREW_NO_EMOJI 108 0 294,897 295,005 0.04%
#66 HOMEBREW_FORCE_BREWED_CURL 107 0 294,411 294,518 0.04%
#67 HOMEBREW_API_AUTO_UPDATE_SECS `450`. 99 0 294,194 294,293 0.03%
#68 HOMEBREW_GIT_NAME 96 0 294,152 294,248 0.03%
#69 HOMEBREW_UPGRADE_GREEDY 92 1 293,465 293,558 0.03%
#70 HOMEBREW_BAT 81 0 294,178 294,259 0.03%
#71 HOMEBREW_DOCKER_REGISTRY_BASIC_AUTH_TOKEN 78 0 293,645 293,723 0.03%
#72 HOMEBREW_USE_INTERNAL_API 75 0 293,304 293,379 0.03%
#73 HOMEBREW_ARTIFACT_DOMAIN_NO_FALLBACK 72 0 294,216 294,288 0.02%
#74 HOMEBREW_NO_UPGRADE_QUIT_CASKS 70 0 294,057 294,127 0.02%
#75 HOMEBREW_GIT_EMAIL 66 0 293,945 294,011 0.02%
#76 HOMEBREW_NO_CLEANUP_FORMULAE 62 0 294,480 294,542 0.02%
#77 HOMEBREW_NO_GITHUB_API 55 0 295,053 295,108 0.02%
#78 HOMEBREW_UPGRADE_GREEDY_CASKS 51 0 293,991 294,042 0.02%
#79 HOMEBREW_MAKE_JOBS The number of available CPU cores. 44 23 293,854 293,921 0.01%
#80 HOMEBREW_FAIL_LOG_LINES `15`. 42 0 293,441 293,483 0.01%
#81 HOMEBREW_NO_VERIFY_ATTESTATIONS 36 0 293,588 293,624 0.01%
#82 HOMEBREW_SIMULATE_MACOS_ON_LINUX 36 0 293,821 293,857 0.01%
#83 HOMEBREW_GITHUB_PACKAGES_TOKEN 36 0 294,236 294,272 0.01%
#84 HOMEBREW_FORCE_BREWED_GIT 36 0 294,415 294,451 0.01%
#85 HOMEBREW_VERBOSE 32 0 294,855 294,887 0.01%
#86 HOMEBREW_BUNDLE_NO_JOBS 30 0 295,266 295,296 0.01%
#87 HOMEBREW_FORCE_BREWED_CA_CERTIFICATES 27 0 294,430 294,457 0.01%
#88 HOMEBREW_FORBIDDEN_LICENSES 21 0 294,576 294,597 0.01%
#89 HOMEBREW_NO_PATH_SHADOW_CHECK 20 1 293,750 293,771 0.01%
#90 HOMEBREW_FORCE_VENDOR_RUBY 20 0 294,211 294,231 0.01%
#91 HOMEBREW_FORBID_CASKS 17 4 294,364 294,385 0.01%
#92 HOMEBREW_NO_AUTOREMOVE 16 0 294,234 294,250 0.01%
#93 HOMEBREW_BUNDLE_NO_DESCRIBE 14 0 295,136 295,150 0%
#94 HOMEBREW_BUNDLE_DUMP_NO_VSCODE 13 0 293,844 293,857 0%
#95 HOMEBREW_BUNDLE_JOBS `auto`. 12 1 294,478 294,491 0%
#96 HOMEBREW_BUNDLE_DUMP_NO_NPM 12 0 294,875 294,887 0%
#97 HOMEBREW_BUNDLE_FORCE_INSTALL_CLEANUP 11 0 293,744 293,755 0%
#98 HOMEBREW_BUNDLE_DUMP_NO_GO 11 0 294,361 294,372 0%
#99 HOMEBREW_FORCE_API_AUTO_UPDATE 8 0 293,577 293,585 0%
#100 HOMEBREW_BUNDLE_INSTALL_CLEANUP 8 0 293,722 293,730 0%
#101 HOMEBREW_BAT_CONFIG_PATH `$BAT_CONFIG_PATH`. 8 0 294,361 294,369 0%
#102 HOMEBREW_EVAL_ALL 7 0 294,201 294,208 0%
#103 HOMEBREW_BUNDLE_DUMP_NO_CARGO 6 0 293,717 293,723 0%
#104 HOMEBREW_BUNDLE_USER_CACHE 5 0 293,671 293,676 0%
#105 HOMEBREW_FORMULA_POSTINSTALL_NETWORK 5 0 294,367 294,372 0%
#106 HOMEBREW_LIVECHECK_AUTOBUMP 5 0 294,620 294,625 0%
#107 HOMEBREW_BUNDLE_DUMP_NO_UV 4 0 293,198 293,202 0%
#108 HOMEBREW_AVOID_NESTED_SANDBOXING 4 0 293,906 293,910 0%
#109 HOMEBREW_BUNDLE_DUMP_NO_KREW 4 0 294,135 294,139 0%
#110 HOMEBREW_BUNDLE_DUMP_NO_FLATPAK 4 0 294,323 294,327 0%
#111 HOMEBREW_FORMULA_BUILD_NETWORK 4 0 294,747 294,751 0%
#112 HOMEBREW_GITHUB_PACKAGES_USER 3 0 294,064 294,067 0%
#113 HOMEBREW_FORBID_PACKAGES_FROM_PATHS true unless `$HOMEBREW_DEVELOPER` is set. 3 934 293,483 294,420 0%
#114 HOMEBREW_ARCH `native`. 3 0 294,554 294,557 0%
#115 HOMEBREW_BUNDLE_DUMP_DESCRIBE 2 0 293,298 293,300 0%
#116 HOMEBREW_BUNDLE_CLEANUP_NO_MAS 2 0 293,560 293,562 0%
#117 HOMEBREW_GIT_COMMITTER_NAME 2 0 294,078 294,080 0%
#118 HOMEBREW_BUNDLE_DUMP_NO_MAS 2 0 294,219 294,221 0%
#119 HOMEBREW_DEBUG 2 0 294,281 294,283 0%
#120 HOMEBREW_PRY 1 0 294,076 294,077 0%
#121 HOMEBREW_NO_BOOTSNAP 1 0 294,255 294,256 0%
#122 HOMEBREW_BUNDLE_CLEANUP_NO_CASK 1 0 294,513 294,514 0%
#123 HOMEBREW_GIT_COMMITTER_EMAIL 1 0 294,777 294,778 0%
#124 HOMEBREW_FORBIDDEN_CASK_ARTIFACTS 1 0 295,373 295,374 0%
#125 HOMEBREW_SVN A Homebrew-built Subversion (if installed), or the system-provided binary. 0 0 293,411 293,411 0%
#126 HOMEBREW_DISABLE_LOAD_FORMULA 0 0 293,692 293,692 0%
#127 HOMEBREW_AUTO_UPDATE_QUIET 0 0 14,598 14,598 0%
#128 HOMEBREW_BUNDLE_CLEANUP_NO_UV 0 0 294,361 294,361 0%
#129 HOMEBREW_NO_SANDBOX_CASK 0 0 293,490 293,490 0%
#130 HOMEBREW_BUNDLE_SECRETS 0 0 294,297 294,297 0%
#131 HOMEBREW_BUNDLE_DUMP_NO_CASK 0 0 294,949 294,949 0%
#132 HOMEBREW_BUNDLE_CLEANUP_NO_KREW 0 0 293,875 293,875 0%
#133 HOMEBREW_REQUIRE_TAP_TRUST `true`. 0 318 293,392 293,710 0%
#134 HOMEBREW_BUNDLE_CLEANUP_NO_CARGO 0 0 294,739 294,739 0%
#135 HOMEBREW_NO_FORCE_BREW_WRAPPER 0 0 293,585 293,585 0%
#136 HOMEBREW_SBOM `true`. 0 0 294,624 294,624 0%
#137 HOMEBREW_BUNDLE_NO_SECRETS `true`. 0 0 293,041 293,041 0%
#138 HOMEBREW_BUNDLE_DUMP_NO_BREW 0 0 294,379 294,379 0%
#139 HOMEBREW_BUNDLE_CLEANUP_NO_GO 0 0 294,216 294,216 0%
#140 HOMEBREW_CASK_OPTS_REQUIRE_SHA 0 0 294,770 294,770 0%
#141 HOMEBREW_BUNDLE_DUMP_NO_WINGET 0 0 294,801 294,801 0%
#142 HOMEBREW_SKIP_OR_LATER_BOTTLES 0 0 294,078 294,078 0%
#143 HOMEBREW_LIVECHECK_WATCHLIST `${XDG_CONFIG_HOME}/homebrew/livecheck_watchlist.txt` if `$XDG_CONFIG_HOME` is set or `~/.homebrew/livecheck_watchlist.txt` otherwise. 0 0 293,989 293,989 0%
#144 HOMEBREW_BUNDLE_CLEANUP_NO_TAP 0 0 294,526 294,526 0%
#145 HOMEBREW_CASK_OPTS_BINARIES 0 0 293,709 293,709 0%
#146 HOMEBREW_BUNDLE_CLEANUP_NO_NPM 0 0 295,105 295,105 0%
#147 HOMEBREW_SANDBOX_LINUX `true`. 0 0 294,098 294,098 0%
#148 HOMEBREW_BUNDLE_DESCRIBE `true`. 0 0 294,598 294,598 0%
#149 HOMEBREW_FORMULA_TEST_NETWORK 0 0 294,079 294,079 0%
#150 HOMEBREW_SUDO_THROUGH_SUDO_USER 0 0 293,330 293,330 0%
#151 HOMEBREW_ASK `true`. 0 4 293,984 293,988 0%
#152 HOMEBREW_BUNDLE_CLEANUP_NO_BREW 0 0 292,672 292,672 0%
#153 HOMEBREW_BUNDLE_CLEANUP_NO_VSCODE 0 0 293,985 293,985 0%
#154 HOMEBREW_ENV_SYNC_STRICT 0 0 294,067 294,067 0%
#155 HOMEBREW_CURL_VERBOSE 0 0 293,971 293,971 0%
#156 HOMEBREW_UPGRADE_AUTO_UPDATES_CASKS `true`. 0 3 294,087 294,090 0%
#157 HOMEBREW_BUNDLE_DUMP_NO_TAP 0 0 293,669 293,669 0%
#158 HOMEBREW_NO_EVAL_ENV_SCRUBBING 0 0 294,422 294,422 0%
#159 HOMEBREW_BUNDLE_CLEANUP_NO_WINGET 0 0 294,598 294,598 0%
#160 HOMEBREW_BUNDLE_CLEANUP_NO_FLATPAK 0 0 293,292 293,292 0%