facebook · jstejada · Oct 15, 2021 · Oct 15, 2021
diff --git a/packages/react-devtools-core/package.json b/packages/react-devtools-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools-core",
-  "version": "4.19.2",
+  "version": "4.20.0",
   "description": "Use react-devtools outside of the browser",
   "license": "MIT",
   "main": "./dist/backend.js",

diff --git a/packages/react-devtools-extensions/chrome/manifest.json b/packages/react-devtools-extensions/chrome/manifest.json
@@ -2,8 +2,8 @@
   "manifest_version": 2,
   "name": "React Developer Tools",
   "description": "Adds React debugging tools to the Chrome Developer Tools.",
-  "version": "4.19.2",
-  "version_name": "4.19.2",
+  "version": "4.20.0",
+  "version_name": "4.20.0",
   "minimum_chrome_version": "60",
   "icons": {
     "16": "icons/16-production.png",

diff --git a/packages/react-devtools-extensions/edge/manifest.json b/packages/react-devtools-extensions/edge/manifest.json
@@ -2,8 +2,8 @@
   "manifest_version": 2,
   "name": "React Developer Tools",
   "description": "Adds React debugging tools to the Microsoft Edge Developer Tools.",
-  "version": "4.19.2",
-  "version_name": "4.19.2",
+  "version": "4.20.0",
+  "version_name": "4.20.0",
   "minimum_chrome_version": "60",
   "icons": {
     "16": "icons/16-production.png",

diff --git a/packages/react-devtools-extensions/firefox/manifest.json b/packages/react-devtools-extensions/firefox/manifest.json
@@ -2,7 +2,7 @@
   "manifest_version": 2,
   "name": "React Developer Tools",
   "description": "Adds React debugging tools to the Firefox Developer Tools.",
-  "version": "4.19.2",
+  "version": "4.20.0",
   "applications": {
     "gecko": {
       "id": "@react-devtools",

diff --git a/packages/react-devtools-inline/package.json b/packages/react-devtools-inline/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools-inline",
-  "version": "4.19.2",
+  "version": "4.20.0",
   "description": "Embed react-devtools within a website",
   "license": "MIT",
   "main": "./dist/backend.js",

diff --git a/packages/react-devtools-scheduling-profiler/package.json b/packages/react-devtools-scheduling-profiler/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "react-devtools-scheduling-profiler",
-  "version": "4.19.2",
+  "version": "4.20.0",
   "license": "MIT",
   "dependencies": {
     "@elg/speedscope": "1.9.0-a6f84db",

diff --git a/packages/react-devtools/CHANGELOG.md b/packages/react-devtools/CHANGELOG.md
@@ -2,6 +2,21 @@
 
 <!-- RELEASE_SCRIPT_TOKEN -->
 
+## 4.20.0 (October 15, 2021)
+
+#### Features
+* Allow to use the Profiler when no client is connected in standalone DevTools ([@gabrieltrompiz](https://github.com/gabrieltrompiz) in [#22551](https://github.com/facebook/react/pull/22551))
+
+#### Bugfix
+* Surface backend errors during inspection in the frontend UI ([@bvaughn](https://github.com/bvaughn) in [#22546](https://github.com/facebook/react/pull/22546))
+* Prevent splash page in standalone app from becoming unresponsive after the disconnection of a client  (#22558) ([@gabrieltrompiz](https://github.com/gabrieltrompiz) in [#22560](https://github.com/facebook/react/pull/22560))
+* Prevent errors/crashing when multiple installs of DevTools are present ([@jstejada](https://github.com/jstejada) in [#22517](https://github.com/facebook/react/pull/22517))
+* Update Fiber logic in backend renderer to match implementation in React ([@jstejada](https://github.com/jstejada) in [#22527](https://github.com/facebook/react/pull/22527))
+
+#### Misc
+* Show warning in UI when duplicate installations of DevTools extension are detected ([@jstejada](https://github.com/jstejada) in [#22563](https://github.com/facebook/react/pull/22563))
+* Improved filenames of built worker files ([@akgupta0777](https://github.com/akgupta0777) in [#22559](https://github.com/facebook/react/pull/22559))
+
 ## 4.19.2 (October 8, 2021)
 
 #### Bugfix

diff --git a/packages/react-devtools/package.json b/packages/react-devtools/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-devtools",
-  "version": "4.19.2",
+  "version": "4.20.0",
   "description": "Use react-devtools outside of the browser",
   "license": "MIT",
   "repository": {
@@ -27,7 +27,7 @@
     "electron": "^11.1.0",
     "ip": "^1.1.4",
     "minimist": "^1.2.3",
-    "react-devtools-core": "4.19.2",
+    "react-devtools-core": "4.20.0",
     "update-notifier": "^2.1.0"
   }
 }
diff --git a/scripts/devtools/yarn.lock b/scripts/devtools/yarn.lock
@@ -82,6 +82,15 @@ chardet@^0.7.0:
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.7.0.tgz#90094849f0937f2eedc2425d0d28a9e5f0cbad9e"
   integrity sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA==
 
+child-process-promise@^2.2.1:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/child-process-promise/-/child-process-promise-2.2.1.tgz#4730a11ef610fad450b8f223c79d31d7bdad8074"
+  integrity sha1-RzChHvYQ+tRQuPIjx50x172tgHQ=
+  dependencies:
+    cross-spawn "^4.0.2"
+    node-version "^1.0.0"
+    promise-polyfill "^6.0.1"
+
 cli-cursor@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cli-cursor/-/cli-cursor-2.1.0.tgz#b35dac376479facc3e94747d41d0d0f5238ffcb5"
@@ -140,6 +149,14 @@ color-name@~1.1.4:
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.4.tgz#c2a09a87acbde69543de6f63fa3995c826c536a2"
   integrity sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==
 
+cross-spawn@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-4.0.2.tgz#7b9247621c23adfdd3856004a823cbe397424d41"
+  integrity sha1-e5JHYhwjrf3ThWAEqCPL45dCTUE=
+  dependencies:
+    lru-cache "^4.0.1"
+    which "^1.2.9"
+
 defaults@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/defaults/-/defaults-1.0.3.tgz#c656051e9817d9ff08ed881477f3fe4019f3ef7d"
@@ -259,6 +276,11 @@ is-unicode-supported@^0.1.0:
   resolved "https://registry.yarnpkg.com/is-unicode-supported/-/is-unicode-supported-0.1.0.tgz#3f26c76a809593b52bfa2ecb5710ed2779b522a7"
   integrity sha512-knxG2q4UC3u8stRGyAVJCOdxFmv5DZiRcdlIaAQXAbSfJya+OhopNotLQrstBhququ4ZpuKbDc/8S6mgXgPFPw==
 
+isexe@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
+  integrity sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=
+
 jsonfile@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-4.0.0.tgz#8771aae0799b64076b76640fca058f9c10e33ecb"
@@ -293,6 +315,14 @@ log-update@^2.3.0:
     cli-cursor "^2.0.0"
     wrap-ansi "^3.0.1"
 
+lru-cache@^4.0.1:
+  version "4.1.5"
+  resolved "https://registry.yarnpkg.com/lru-cache/-/lru-cache-4.1.5.tgz#8bbe50ea85bed59bc9e33dcab8235ee9bcf443cd"
+  integrity sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==
+  dependencies:
+    pseudomap "^1.0.2"
+    yallist "^2.1.2"
+
 mimic-fn@^1.0.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/mimic-fn/-/mimic-fn-1.2.0.tgz#820c86a39334640e99516928bd03fca88057d022"
@@ -320,6 +350,11 @@ native-or-bluebird@^1.1.2:
   resolved "https://registry.yarnpkg.com/native-or-bluebird/-/native-or-bluebird-1.2.0.tgz#39c47bfd7825d1fb9ffad32210ae25daadf101c9"
   integrity sha1-OcR7/Xgl0fuf+tMiEK4l2q3xAck=
 
+node-version@^1.0.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/node-version/-/node-version-1.2.0.tgz#34fde3ffa8e1149bd323983479dda620e1b5060d"
+  integrity sha512-ma6oU4Sk0qOoKEAymVoTvk8EdXEobdS7m/mAGhDJ8Rouugho48crHBORAmy5BoOcv8wraPM6xumapQp5hl4iIQ==
+
 onetime@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/onetime/-/onetime-2.0.1.tgz#067428230fd67443b2794b22bba528b6867962d4"
@@ -364,6 +399,11 @@ progress-estimator@^0.2.1:
     humanize-duration "^3.15.3"
     log-update "^2.3.0"
 
+promise-polyfill@^6.0.1:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/promise-polyfill/-/promise-polyfill-6.1.0.tgz#dfa96943ea9c121fca4de9b5868cb39d3472e057"
+  integrity sha1-36lpQ+qcEh/KTem1hoyznTRy4Fc=
+
 prompt-promise@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/prompt-promise/-/prompt-promise-1.0.3.tgz#78ce4fcb9a14a108c49174f2d808c440d1bde265"
@@ -372,6 +412,11 @@ prompt-promise@^1.0.3:
     keypress "~0.2.1"
     native-or-another "~2.0.0"
 
+pseudomap@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
+  integrity sha1-8FKijacOYYkX7wqKw0wa5aaChrM=
+
 readable-stream@^3.4.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
@@ -520,10 +565,22 @@ wcwidth@^1.0.1:
   dependencies:
     defaults "^1.0.3"
 
+which@^1.2.9:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
+  integrity sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==
+  dependencies:
+    isexe "^2.0.0"
+
 wrap-ansi@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-3.0.1.tgz#288a04d87eda5c286e060dfe8f135ce8d007f8ba"
   integrity sha1-KIoE2H7aXChuBg3+jxNc6NAH+Lo=
   dependencies:
     string-width "^2.1.1"
     strip-ansi "^4.0.0"
+
+yallist@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
+  integrity sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=