diff --git a/script/lib/clean-caches.js b/script/lib/clean-caches.js
index 52f2d4770..1f38819ca 100644
--- a/script/lib/clean-caches.js
+++ b/script/lib/clean-caches.js
@@ -15,10 +15,10 @@ module.exports = function() {
     path.join(CONFIG.atomHomeDirPath, '.npm'),
     path.join(CONFIG.atomHomeDirPath, 'compile-cache'),
     path.join(CONFIG.atomHomeDirPath, 'snapshot-cache'),
-    path.join(CONFIG.atomHomeDirPath, 'atom-shell'),
+    path.join(CONFIG.atomHomeDirPath, 'pulsar-shell'),
     path.join(CONFIG.atomHomeDirPath, 'electron'),
-    path.join(os.tmpdir(), 'atom-build'),
-    path.join(os.tmpdir(), 'atom-cached-atom-shells')
+    path.join(os.tmpdir(), 'pulsar-build'),
+    path.join(os.tmpdir(), 'pulsar-cached-pulsar-shells')
   ];
   const rmPromises = [];
   for (let path of cachePaths) {
diff --git a/script/lib/compress-artifacts.js b/script/lib/compress-artifacts.js
index 514d0e4e5..3bb5569eb 100644
--- a/script/lib/compress-artifacts.js
+++ b/script/lib/compress-artifacts.js
@@ -14,7 +14,7 @@ module.exports = function(packagedAppPath) {
   if (process.platform === 'darwin') {
     const symbolsArchivePath = path.join(
       CONFIG.buildOutputPath,
-      'atom-mac-symbols.zip'
+      'pulsar-mac-symbols.zip'
     );
     compress(CONFIG.symbolsPath, symbolsArchivePath);
   }
@@ -23,11 +23,11 @@ module.exports = function(packagedAppPath) {
 function getArchiveName() {
   switch (process.platform) {
     case 'darwin':
-      return 'atom-mac.zip';
+      return 'pulsar-mac.zip';
     case 'win32':
-      return `atom-${process.arch === 'x64' ? 'x64-' : ''}windows.zip`;
+      return `pulsar-${process.arch === 'x64' ? 'x64-' : ''}windows.zip`;
     default:
-      return `atom-${getLinuxArchiveArch()}.tar.gz`;
+      return `pulsar-${getLinuxArchiveArch()}.tar.gz`;
   }
 }
 
diff --git a/script/lib/copy-assets.js b/script/lib/copy-assets.js
index 1bf841d6b..129b6f517 100644
--- a/script/lib/copy-assets.js
+++ b/script/lib/copy-assets.js
@@ -13,7 +13,7 @@ module.exports = function() {
   console.log(`Copying assets to ${CONFIG.intermediateAppPath}`);
   let srcPaths = [
     path.join(CONFIG.repositoryRootPath, 'benchmarks', 'benchmark-runner.js'),
-    path.join(CONFIG.repositoryRootPath, 'dot-atom'),
+    path.join(CONFIG.repositoryRootPath, 'templates'),
     path.join(CONFIG.repositoryRootPath, 'exports'),
     path.join(CONFIG.repositoryRootPath, 'package.json'),
     path.join(CONFIG.repositoryRootPath, 'static'),
@@ -39,7 +39,7 @@ module.exports = function() {
   // We do this to ensure that symlinked repo-local bundled packages get
   // copied to the output folder correctly.  We dereference only the top-level
   // symlinks and not nested symlinks to avoid issues where symlinked binaries
-  // are duplicated in Atom's installation packages (see atom/atom#18490).
+  // are duplicated in Pulsar's installation packages (see atom/atom#18490).
   const nodeModulesPath = path.join(CONFIG.repositoryRootPath, 'node_modules');
   glob
     .sync(path.join(nodeModulesPath, '*'))
@@ -69,7 +69,7 @@ module.exports = function() {
         'png',
         '1024.png'
       ),
-      path.join(CONFIG.intermediateAppPath, 'resources', 'atom.png')
+      path.join(CONFIG.intermediateAppPath, 'resources', 'pulsar.png')
     )
   );
 
diff --git a/script/lib/create-debian-package.js b/script/lib/create-debian-package.js
index 4c13c26a5..5d80d154a 100644
--- a/script/lib/create-debian-package.js
+++ b/script/lib/create-debian-package.js
@@ -10,9 +10,9 @@ const CONFIG = require('../config');
 
 module.exports = function(packagedAppPath) {
   console.log(`Creating Debian package for "${packagedAppPath}"`);
-  const atomExecutableName =
-    CONFIG.channel === 'stable' ? 'atom' : `atom-${CONFIG.channel}`;
-  const apmExecutableName =
+  const editorExecutableName =
+    CONFIG.channel === 'stable' ? 'pulsar' : `pulsar-${CONFIG.channel}`;
+  const pkgMgrExecutableName =
     CONFIG.channel === 'stable' ? 'apm' : `apm-${CONFIG.channel}`;
   const appDescription = CONFIG.appMetadata.description;
   const appVersion = CONFIG.appMetadata.version;
@@ -29,7 +29,7 @@ module.exports = function(packagedAppPath) {
 
   const outputDebianPackageFilePath = path.join(
     CONFIG.buildOutputPath,
-    `atom-${arch}.deb`
+    `pulsar-${arch}.deb`
   );
   const debianPackageDirPath = path.join(
     os.tmpdir(),
@@ -44,7 +44,7 @@ module.exports = function(packagedAppPath) {
   );
   const debianPackageAtomDirPath = path.join(
     debianPackageShareDirPath,
-    atomExecutableName
+    editorExecutableName
   );
   const debianPackageApplicationsDirPath = path.join(
     debianPackageShareDirPath,
@@ -57,7 +57,7 @@ module.exports = function(packagedAppPath) {
   const debianPackageDocsDirPath = path.join(
     debianPackageShareDirPath,
     'doc',
-    atomExecutableName
+    editorExecutableName
   );
 
   if (fs.existsSync(debianPackageDirPath)) {
@@ -97,14 +97,14 @@ module.exports = function(packagedAppPath) {
 
   console.log(`Copying binaries into "${debianPackageBinDirPath}"`);
   fs.copySync(
-    path.join(CONFIG.repositoryRootPath, 'atom.sh'),
-    path.join(debianPackageBinDirPath, atomExecutableName)
+    path.join(CONFIG.repositoryRootPath, 'pulsar.sh'),
+    path.join(debianPackageBinDirPath, editorExecutableName)
   );
   fs.symlinkSync(
     path.join(
       '..',
       'share',
-      atomExecutableName,
+      editorExecutableName,
       'resources',
       'app',
       'apm',
@@ -112,7 +112,7 @@ module.exports = function(packagedAppPath) {
       '.bin',
       'apm'
     ),
-    path.join(debianPackageBinDirPath, apmExecutableName)
+    path.join(debianPackageBinDirPath, pkgMgrExecutableName)
   );
 
   fs.chmodSync(path.join(debianPackageAtomDirPath, 'chrome-sandbox'), '4755');
@@ -131,7 +131,7 @@ module.exports = function(packagedAppPath) {
     )
   );
   const controlFileContents = template(controlFileTemplate)({
-    appFileName: atomExecutableName,
+    appFileName: editorExecutableName,
     version: appVersion,
     arch: arch,
     installedSize: packageSizeInKilobytes,
@@ -150,20 +150,20 @@ module.exports = function(packagedAppPath) {
       CONFIG.repositoryRootPath,
       'resources',
       'linux',
-      'atom.desktop.in'
+      'pulsar.desktop.in'
     )
   );
   const desktopEntryContents = template(desktopEntryTemplate)({
     appName: CONFIG.appName,
-    appFileName: atomExecutableName,
+    appFileName: editorExecutableName,
     description: appDescription,
     installDir: '/usr',
-    iconPath: atomExecutableName
+    iconPath: editorExecutableName
   });
   fs.writeFileSync(
     path.join(
       debianPackageApplicationsDirPath,
-      `${atomExecutableName}.desktop`
+      `${editorExecutableName}.desktop`
     ),
     desktopEntryContents
   );
@@ -175,9 +175,9 @@ module.exports = function(packagedAppPath) {
       'resources',
       'app.asar.unpacked',
       'resources',
-      'atom.png'
+      'pulsar.png'
     ),
-    path.join(debianPackageIconsDirPath, `${atomExecutableName}.png`)
+    path.join(debianPackageIconsDirPath, `${editorExecutableName}.png`)
   );
 
   console.log(`Copying license into "${debianPackageDocsDirPath}"`);
@@ -190,12 +190,12 @@ module.exports = function(packagedAppPath) {
     `Copying polkit configuration into "${debianPackageShareDirPath}"`
   );
   fs.copySync(
-    path.join(CONFIG.repositoryRootPath, 'resources', 'linux', 'atom.policy'),
+    path.join(CONFIG.repositoryRootPath, 'resources', 'linux', 'pulsar.policy'),
     path.join(
       debianPackageShareDirPath,
       'polkit-1',
       'actions',
-      `atom-${CONFIG.channel}.policy`
+      `pulsar-${CONFIG.channel}.policy`
     )
   );
 
diff --git a/script/lib/create-rpm-package.js b/script/lib/create-rpm-package.js
index a8bd143dd..69b3d60d3 100644
--- a/script/lib/create-rpm-package.js
+++ b/script/lib/create-rpm-package.js
@@ -10,16 +10,16 @@ const CONFIG = require('../config');
 
 module.exports = function(packagedAppPath) {
   console.log(`Creating rpm package for "${packagedAppPath}"`);
-  const atomExecutableName =
-    CONFIG.channel === 'stable' ? 'atom' : `atom-${CONFIG.channel}`;
-  const apmExecutableName =
+  const editorExecutableName =
+    CONFIG.channel === 'stable' ? 'pulsar' : `pulsar-${CONFIG.channel}`;
+  const pkgMgrExecutableName =
     CONFIG.channel === 'stable' ? 'apm' : `apm-${CONFIG.channel}`;
   const appName = CONFIG.appName;
   const appDescription = CONFIG.appMetadata.description;
   // RPM versions can't have dashes or tildes in them.
   // (Ref.: https://twiki.cern.ch/twiki/bin/view/Main/RPMAndDebVersioning)
   const appVersion = CONFIG.appMetadata.version.replace(/-/g, '.');
-  const policyFileName = `atom-${CONFIG.channel}.policy`;
+  const policyFileName = `pulsar-${CONFIG.channel}.policy`;
 
   const rpmPackageDirPath = path.join(CONFIG.homeDirPath, 'rpmbuild');
   const rpmPackageBuildDirPath = path.join(rpmPackageDirPath, 'BUILD');
@@ -65,20 +65,20 @@ module.exports = function(packagedAppPath) {
   );
 
   console.log(`Writing rpm package spec file into "${rpmPackageSpecsDirPath}"`);
-  const rpmPackageSpecFilePath = path.join(rpmPackageSpecsDirPath, 'atom.spec');
+  const rpmPackageSpecFilePath = path.join(rpmPackageSpecsDirPath, 'pulsar.spec');
   const rpmPackageSpecsTemplate = fs.readFileSync(
     path.join(
       CONFIG.repositoryRootPath,
       'resources',
       'linux',
       'redhat',
-      'atom.spec.in'
+      'pulsar.spec.in'
     )
   );
   const rpmPackageSpecsContents = template(rpmPackageSpecsTemplate)({
     appName: appName,
-    appFileName: atomExecutableName,
-    apmFileName: apmExecutableName,
+    appFileName: editorExecutableName,
+    apmFileName: pkgMgrExecutableName,
     description: appDescription,
     installDir: '/usr',
     version: appVersion,
@@ -92,30 +92,30 @@ module.exports = function(packagedAppPath) {
       CONFIG.repositoryRootPath,
       'resources',
       'linux',
-      'atom.desktop.in'
+      'pulsar.desktop.in'
     )
   );
   const desktopEntryContents = template(desktopEntryTemplate)({
     appName: appName,
-    appFileName: atomExecutableName,
+    appFileName: editorExecutableName,
     description: appDescription,
     installDir: '/usr',
-    iconPath: atomExecutableName
+    iconPath: editorExecutableName
   });
   fs.writeFileSync(
-    path.join(rpmPackageBuildDirPath, `${atomExecutableName}.desktop`),
+    path.join(rpmPackageBuildDirPath, `${editorExecutableName}.desktop`),
     desktopEntryContents
   );
 
-  console.log(`Copying atom.sh into "${rpmPackageBuildDirPath}"`);
+  console.log(`Copying pulsar.sh into "${rpmPackageBuildDirPath}"`);
   fs.copySync(
-    path.join(CONFIG.repositoryRootPath, 'atom.sh'),
-    path.join(rpmPackageBuildDirPath, 'atom.sh')
+    path.join(CONFIG.repositoryRootPath, 'pulsar.sh'),
+    path.join(rpmPackageBuildDirPath, 'pulsar.sh')
   );
 
-  console.log(`Copying atom.policy into "${rpmPackageBuildDirPath}"`);
+  console.log(`Copying pulsar.policy into "${rpmPackageBuildDirPath}"`);
   fs.copySync(
-    path.join(CONFIG.repositoryRootPath, 'resources', 'linux', 'atom.policy'),
+    path.join(CONFIG.repositoryRootPath, 'resources', 'linux', 'pulsar.policy'),
     path.join(rpmPackageBuildDirPath, policyFileName)
   );
 
@@ -137,7 +137,7 @@ module.exports = function(packagedAppPath) {
     );
     const outputRpmPackageFilePath = path.join(
       CONFIG.buildOutputPath,
-      `atom.${generatedArch}.rpm`
+      `pulsar.${generatedArch}.rpm`
     );
     console.log(
       `Copying "${generatedPackageFilePath}" into "${outputRpmPackageFilePath}"`
diff --git a/script/lib/create-windows-installer.js b/script/lib/create-windows-installer.js
index 9f28c71a5..17aae605f 100644
--- a/script/lib/create-windows-installer.js
+++ b/script/lib/create-windows-installer.js
@@ -20,7 +20,7 @@ module.exports = packagedAppPath => {
     authors: 'GitHub Inc.',
     iconUrl: `https://raw.githubusercontent.com/${REPO_OWNER}/${MAIN_REPO}/master/resources/app-icons/${
       CONFIG.channel
-    }/atom.ico`,
+    }/pulsar.ico`,
     loadingGif: path.join(
       CONFIG.repositoryRootPath,
       'resources',
@@ -32,13 +32,13 @@ module.exports = packagedAppPath => {
     remoteReleases: `${updateUrlPrefix}/api/updates${archSuffix}?version=${
       CONFIG.computedAppVersion
     }`,
-    setupExe: `AtomSetup${process.arch === 'x64' ? '-x64' : ''}.exe`,
+    setupExe: `PulsarSetup${process.arch === 'x64' ? '-x64' : ''}.exe`,
     setupIcon: path.join(
       CONFIG.repositoryRootPath,
       'resources',
       'app-icons',
       CONFIG.channel,
-      'atom.ico'
+      'pulsar.ico'
     )
   };
 
@@ -49,7 +49,7 @@ module.exports = packagedAppPath => {
     }
 
     let appName =
-      CONFIG.channel === 'stable' ? 'atom' : `atom-${CONFIG.channel}`;
+      CONFIG.channel === 'stable' ? 'pulsar' : `pulsar-${CONFIG.channel}`;
     for (let nupkgPath of glob.sync(
       `${CONFIG.buildOutputPath}/${appName}-*.nupkg`
     )) {
@@ -60,7 +60,7 @@ module.exports = packagedAppPath => {
         fs.unlinkSync(nupkgPath);
       } else {
         if (process.arch === 'x64') {
-          // Use the original .nupkg filename to generate the `atom-x64` name by inserting `-x64` after `atom`
+          // Use the original .nupkg filename to generate the `pulsar-x64` name by inserting `-x64` after `pulsar`
           const newNupkgPath = nupkgPath.replace(
             `${appName}-`,
             `${appName}-x64-`
diff --git a/script/lib/download-file-from-github.js b/script/lib/download-file-from-github.js
index 1e58e63f4..6196a201e 100644
--- a/script/lib/download-file-from-github.js
+++ b/script/lib/download-file-from-github.js
@@ -9,7 +9,7 @@ module.exports = function(downloadURL, destinationPath) {
   const response = syncRequest('GET', downloadURL, {
     headers: {
       Accept: 'application/vnd.github.v3.raw',
-      'User-Agent': 'Atom Build',
+      'User-Agent': 'Pulsar Build',
       Authorization: `token ${process.env.GITHUB_TOKEN}`
     }
   });
diff --git a/script/lib/generate-api-docs.js b/script/lib/generate-api-docs.js
index ad39bea7d..1303a093b 100644
--- a/script/lib/generate-api-docs.js
+++ b/script/lib/generate-api-docs.js
@@ -10,7 +10,7 @@ const path = require('path');
 const CONFIG = require('../config');
 
 module.exports = function() {
-  const generatedJSONPath = path.join(CONFIG.docsOutputPath, 'atom-api.json');
+  const generatedJSONPath = path.join(CONFIG.docsOutputPath, 'pulsar-api.json');
   console.log(`Generating API docs at ${generatedJSONPath}`);
 
   // Unfortunately, correct relative paths depend on a specific working
diff --git a/script/lib/generate-metadata.js b/script/lib/generate-metadata.js
index c174a6e26..475d94f72 100644
--- a/script/lib/generate-metadata.js
+++ b/script/lib/generate-metadata.js
@@ -13,7 +13,7 @@ let appName = CONFIG.appMetadata.name;
 if (process.platform === 'win32') {
   // Use the channel name in the app name on Windows so that the installer will
   // place it in a different folder in AppData\Local
-  appName = CONFIG.channel === 'stable' ? 'atom' : `atom-${CONFIG.channel}`;
+  appName = CONFIG.channel === 'stable' ? 'pulsar' : `pulsar-${CONFIG.channel}`;
 }
 
 module.exports = function() {
diff --git a/script/lib/install-application.js b/script/lib/install-application.js
index f6edded67..951bb51bc 100644
--- a/script/lib/install-application.js
+++ b/script/lib/install-application.js
@@ -76,19 +76,19 @@ module.exports = function(packagedAppPath, installDir) {
       });
     }
   } else {
-    const atomExecutableName =
-      CONFIG.channel === 'stable' ? 'atom' : 'atom-' + CONFIG.channel;
-    const apmExecutableName =
+    const editorExecutableName =
+      CONFIG.channel === 'stable' ? 'pulsar' : 'pulsar-' + CONFIG.channel;
+    const pkgMgrExecutableName =
       CONFIG.channel === 'stable' ? 'apm' : 'apm-' + CONFIG.channel;
     const appName =
       CONFIG.channel === 'stable'
-        ? 'Atom'
-        : startCase('Atom ' + CONFIG.channel);
+        ? 'Pulsar'
+        : startCase('Pulsar ' + CONFIG.channel);
     const appDescription = CONFIG.appMetadata.description;
     const prefixDirPath =
       installDir !== '' ? handleTilde(installDir) : path.join('/usr', 'local');
     const shareDirPath = path.join(prefixDirPath, 'share');
-    const installationDirPath = path.join(shareDirPath, atomExecutableName);
+    const installationDirPath = path.join(shareDirPath, editorExecutableName);
     const applicationsDirPath = path.join(shareDirPath, 'applications');
 
     const binDirPath = path.join(prefixDirPath, 'bin');
@@ -101,7 +101,7 @@ module.exports = function(packagedAppPath, installDir) {
     {
       // Install icons
       const baseIconThemeDirPath = findBaseIconThemeDirPath();
-      const fullIconName = atomExecutableName + '.png';
+      const fullIconName = editorExecutableName + '.png';
 
       let existingIconsFound = false;
       fs.readdirSync(baseIconThemeDirPath).forEach(size => {
@@ -156,7 +156,7 @@ module.exports = function(packagedAppPath, installDir) {
       // Install xdg desktop file
       const desktopEntryPath = path.join(
         applicationsDirPath,
-        `${atomExecutableName}.desktop`
+        `${editorExecutableName}.desktop`
       );
       if (fs.existsSync(desktopEntryPath)) {
         console.log(
@@ -170,51 +170,51 @@ module.exports = function(packagedAppPath, installDir) {
           CONFIG.repositoryRootPath,
           'resources',
           'linux',
-          'atom.desktop.in'
+          'pulsar.desktop.in'
         )
       );
       const desktopEntryContents = template(desktopEntryTemplate)({
         appName,
-        appFileName: atomExecutableName,
+        appFileName: editorExecutableName,
         description: appDescription,
         installDir: prefixDirPath,
-        iconPath: atomExecutableName
+        iconPath: editorExecutableName
       });
       fs.writeFileSync(desktopEntryPath, desktopEntryContents);
     }
 
     {
-      // Add atom executable to the PATH
-      const atomBinDestinationPath = path.join(binDirPath, atomExecutableName);
-      if (fs.existsSync(atomBinDestinationPath)) {
+      // Add pulsar executable to the PATH
+      const editorBinDestinationPath = path.join(binDirPath, editorExecutableName);
+      if (fs.existsSync(editorBinDestinationPath)) {
         console.log(
-          `Removing existing executable at "${atomBinDestinationPath}"`
+          `Removing existing executable at "${editorBinDestinationPath}"`
         );
-        fs.removeSync(atomBinDestinationPath);
+        fs.removeSync(editorBinDestinationPath);
       }
-      console.log(`Copying atom.sh to "${atomBinDestinationPath}"`);
+      console.log(`Copying pulsar.sh to "${editorBinDestinationPath}"`);
       fs.copySync(
-        path.join(CONFIG.repositoryRootPath, 'atom.sh'),
-        atomBinDestinationPath
+        path.join(CONFIG.repositoryRootPath, 'pulsar.sh'),
+        editorBinDestinationPath
       );
     }
 
     {
       // Link apm executable to the PATH
-      const apmBinDestinationPath = path.join(binDirPath, apmExecutableName);
+      const pkgMgrBinDestinationPath = path.join(binDirPath, pkgMgrExecutableName);
       try {
-        fs.lstatSync(apmBinDestinationPath);
+        fs.lstatSync(pkgMgrBinDestinationPath);
         console.log(
-          `Removing existing executable at "${apmBinDestinationPath}"`
+          `Removing existing executable at "${pkgMgrBinDestinationPath}"`
         );
-        fs.removeSync(apmBinDestinationPath);
+        fs.removeSync(pkgMgrBinDestinationPath);
       } catch (e) {}
-      console.log(`Symlinking apm to "${apmBinDestinationPath}"`);
+      console.log(`Symlinking apm to "${pkgMgrBinDestinationPath}"`);
       fs.symlinkSync(
         path.join(
           '..',
           'share',
-          atomExecutableName,
+          editorExecutableName,
           'resources',
           'app',
           'apm',
@@ -222,7 +222,7 @@ module.exports = function(packagedAppPath, installDir) {
           '.bin',
           'apm'
         ),
-        apmBinDestinationPath
+        pkgMgrBinDestinationPath
       );
     }
 
diff --git a/script/lib/kill-running-atom-instances.js b/script/lib/kill-running-atom-instances.js
index 6b35f4f0e..3092fd87f 100644
--- a/script/lib/kill-running-atom-instances.js
+++ b/script/lib/kill-running-atom-instances.js
@@ -4,7 +4,7 @@ const CONFIG = require('../config.js');
 
 module.exports = function() {
   if (process.platform === 'win32') {
-    // Use START as a way to ignore error if Atom.exe isnt running
+    // Use START as a way to ignore error if Pulsar.exe isnt running
     childProcess.execSync(`START taskkill /F /IM ${CONFIG.executableName}`);
   } else {
     childProcess.execSync(`pkill -9 ${CONFIG.appMetadata.productName} || true`);
diff --git a/script/lib/lint-coffee-script-paths.js b/script/lib/lint-coffee-script-paths.js
index fe53d31a0..a6c1c0f46 100644
--- a/script/lib/lint-coffee-script-paths.js
+++ b/script/lib/lint-coffee-script-paths.js
@@ -9,7 +9,7 @@ const CONFIG = require('../config');
 
 module.exports = function() {
   const globPathsToLint = [
-    path.join(CONFIG.repositoryRootPath, 'dot-atom/**/*.coffee'),
+    path.join(CONFIG.repositoryRootPath, 'templates/**/*.coffee'),
     path.join(CONFIG.repositoryRootPath, 'src/**/*.coffee'),
     path.join(CONFIG.repositoryRootPath, 'spec/*.coffee')
   ];
diff --git a/script/lib/notarize-on-mac.js b/script/lib/notarize-on-mac.js
index 26f4d6cb7..65462659f 100644
--- a/script/lib/notarize-on-mac.js
+++ b/script/lib/notarize-on-mac.js
@@ -1,7 +1,7 @@
 const notarize = require('electron-notarize').notarize;
 
 module.exports = async function(packagedAppPath) {
-  const appBundleId = 'com.github.atom';
+  const appBundleId = 'com.github.pulsar';
   const appleId = process.env.AC_USER;
   const appleIdPassword = process.env.AC_PASSWORD;
   console.log(`Notarizing application at ${packagedAppPath}`);
diff --git a/script/lib/package-application.js b/script/lib/package-application.js
index 420d12ac0..5fe407382 100644
--- a/script/lib/package-application.js
+++ b/script/lib/package-application.js
@@ -22,7 +22,8 @@ module.exports = function() {
     } with app name "${appName}"`
   );
   return runPackager({
-    appBundleId: 'com.github.atom',
+    appBundleId: 'com.github.pulsar',
+    //TODO_PULSAR: Check to see if we should/need to migrate away from GitHub as a CompanyName
     appCopyright: `Copyright © 2014-${new Date().getFullYear()} GitHub, Inc. All rights reserved.`,
     appVersion: CONFIG.appMetadata.version,
     arch: process.platform === 'darwin' ? 'x64' : HOST_ARCH, // OS X is 64-bit only
@@ -36,25 +37,26 @@ module.exports = function() {
       CONFIG.repositoryRootPath,
       'resources',
       'mac',
-      'atom-Info.plist'
+      'pulsar-Info.plist'
     ),
-    helperBundleId: 'com.github.atom.helper',
+    helperBundleId: 'com.github.pulsar.helper',
     icon: path.join(
       CONFIG.repositoryRootPath,
       'resources',
       'app-icons',
       CONFIG.channel,
-      'atom'
+      'pulsar'
     ),
     name: appName,
     out: CONFIG.buildOutputPath,
     overwrite: true,
     platform: process.platform,
-    // Atom doesn't have devDependencies, but if prune is true, it will delete the non-standard packageDependencies.
+    // Pulsar doesn't have devDependencies, but if prune is true, it will delete the non-standard packageDependencies.
     prune: false,
     win32metadata: {
+      //TODO_PULSAR: Check to see if we should/need to migrate away from GitHub as a CompanyName
       CompanyName: 'GitHub, Inc.',
-      FileDescription: 'Atom',
+      FileDescription: 'Pulsar',
       ProductName: CONFIG.appName
     }
   }).then(packagedAppPath => {
@@ -109,8 +111,8 @@ function copyNonASARResources(packagedAppPath, bundledResourcesPath) {
       )
     );
     fs.copySync(
-      path.join(CONFIG.repositoryRootPath, 'atom.sh'),
-      path.join(bundledResourcesPath, 'app', 'atom.sh')
+      path.join(CONFIG.repositoryRootPath, 'pulsar.sh'),
+      path.join(bundledResourcesPath, 'app', 'pulsar.sh')
     );
   }
   if (process.platform === 'darwin') {
@@ -128,12 +130,12 @@ function copyNonASARResources(packagedAppPath, bundledResourcesPath) {
         'png',
         '1024.png'
       ),
-      path.join(packagedAppPath, 'atom.png')
+      path.join(packagedAppPath, 'pulsar.png')
     );
   } else if (process.platform === 'win32') {
     [
-      'atom.sh',
-      'atom.js',
+      'pulsar.sh',
+      'pulsar.js',
       'apm.cmd',
       'apm.sh',
       'file.ico',
@@ -145,7 +147,7 @@ function copyNonASARResources(packagedAppPath, bundledResourcesPath) {
       )
     );
 
-    // Customize atom.cmd for the channel-specific atom.exe name (e.g. atom-beta.exe)
+    // Customize pulsar.cmd for the channel-specific pulsar.exe name (e.g. pulsar-beta.exe)
     generateAtomCmdForChannel(bundledResourcesPath);
   }
 
@@ -162,11 +164,11 @@ function setAtomHelperVersion(packagedAppPath) {
   const frameworksPath = path.join(packagedAppPath, 'Contents', 'Frameworks');
   const helperPListPath = path.join(
     frameworksPath,
-    'Atom Helper.app',
+    'Pulsar Helper.app',
     'Contents',
     'Info.plist'
   );
-  console.log(`Setting Atom Helper Version for ${helperPListPath}`);
+  console.log(`Setting Pulsar Helper Version for ${helperPListPath}`);
   spawnSync('/usr/libexec/PlistBuddy', [
     '-c',
     `Add CFBundleVersion string ${CONFIG.appMetadata.version}`,
@@ -197,7 +199,7 @@ function buildAsarUnpackGlobExpression() {
     path.join('**', 'node_modules', 'dugite', 'git', '**'),
     path.join('**', 'node_modules', 'github', 'bin', '**'),
     path.join('**', 'node_modules', 'vscode-ripgrep', 'bin', '**'),
-    path.join('**', 'resources', 'atom.png')
+    path.join('**', 'resources', 'pulsar.png')
   ];
 
   return `{${unpack.join(',')}}`;
@@ -207,9 +209,9 @@ function getAppName() {
   if (process.platform === 'darwin') {
     return CONFIG.appName;
   } else if (process.platform === 'win32') {
-    return CONFIG.channel === 'stable' ? 'atom' : `atom-${CONFIG.channel}`;
+    return CONFIG.channel === 'stable' ? 'pulsar' : `pulsar-${CONFIG.channel}`;
   } else {
-    return 'atom';
+    return 'pulsar';
   }
 }
 
@@ -236,7 +238,7 @@ function renamePackagedAppDir(packageOutputDirPath) {
     );
   } else if (process.platform === 'linux') {
     const appName =
-      CONFIG.channel !== 'stable' ? `atom-${CONFIG.channel}` : 'atom';
+      CONFIG.channel !== 'stable' ? `pulsar-${CONFIG.channel}` : 'pulsar';
     let architecture;
     if (HOST_ARCH === 'ia32') {
       architecture = 'i386';
@@ -264,13 +266,13 @@ function renamePackagedAppDir(packageOutputDirPath) {
 
 function generateAtomCmdForChannel(bundledResourcesPath) {
   const atomCmdTemplate = fs.readFileSync(
-    path.join(CONFIG.repositoryRootPath, 'resources', 'win', 'atom.cmd')
+    path.join(CONFIG.repositoryRootPath, 'resources', 'win', 'pulsar.cmd')
   );
   const atomCmdContents = template(atomCmdTemplate)({
     atomExeName: CONFIG.executableName
   });
   fs.writeFileSync(
-    path.join(bundledResourcesPath, 'cli', 'atom.cmd'),
+    path.join(bundledResourcesPath, 'cli', 'pulsar.cmd'),
     atomCmdContents
   );
 }
diff --git a/script/lib/run-apm-install.js b/script/lib/run-apm-install.js
index f582ff471..987914cbb 100644
--- a/script/lib/run-apm-install.js
+++ b/script/lib/run-apm-install.js
@@ -6,7 +6,7 @@ const CONFIG = require('../config');
 
 module.exports = function(packagePath, ci, stdioOptions) {
   const installEnv = Object.assign({}, process.env);
-  // Set resource path so that apm can load metadata related to Atom.
+  // Set resource path so that apm can load metadata related to Pulsar.
   installEnv.ATOM_RESOURCE_PATH = CONFIG.repositoryRootPath;
 
   childProcess.execFileSync(CONFIG.getApmBinPath(), [ci ? 'ci' : 'install'], {
diff --git a/script/lib/transpile-packages-with-custom-transpiler-paths.js b/script/lib/transpile-packages-with-custom-transpiler-paths.js
index 1b7e77ac6..6b1e86872 100644
--- a/script/lib/transpile-packages-with-custom-transpiler-paths.js
+++ b/script/lib/transpile-packages-with-custom-transpiler-paths.js
@@ -64,7 +64,7 @@ function transpilePackagesWithCustomTranspilerPaths() {
         pathsToCompile.forEach(transpilePath);
       }
 
-      // Now that we've transpiled everything in-place, we no longer want Atom to try to transpile
+      // Now that we've transpiled everything in-place, we no longer want Pulsar to try to transpile
       // the same files when they're being required.
       delete metadata.atomTranspilers;
       fs.writeFileSync(
diff --git a/script/lib/update-dependency/git.js b/script/lib/update-dependency/git.js
index f38dce795..92dbfc26c 100644
--- a/script/lib/update-dependency/git.js
+++ b/script/lib/update-dependency/git.js
@@ -8,6 +8,7 @@ const git = (git, repositoryRootPath) => {
     'package-lock.json'
   );
   try {
+    //TODO_PULSAR: Update remotes
     git.getRemotes((err, remotes) => {
       if (!err && !remotes.map(({ name }) => name).includes('ATOM')) {
         git.addRemote(
diff --git a/script/lib/update-dependency/pull-request.js b/script/lib/update-dependency/pull-request.js
index 66735d97d..6399d8bca 100644
--- a/script/lib/update-dependency/pull-request.js
+++ b/script/lib/update-dependency/pull-request.js
@@ -4,7 +4,7 @@ const { REPO_OWNER, MAIN_REPO } = require('../../config');
 const requestWithAuth = request.defaults({
   baseUrl: 'https://api.github.com',
   headers: {
-    'user-agent': 'atom',
+    'user-agent': 'pulsar',
     authorization: `token ${process.env.AUTH_TOKEN}`
   },
   owner: REPO_OWNER,
@@ -18,7 +18,7 @@ module.exports = {
   ) => {
     let description = `Bumps ${moduleName} from ${installed} to ${latest}`;
     if (isCorePackage) {
-      description = `*List of changes between ${moduleName}@${installed} and ${moduleName}@${latest}: https://github.com/atom/${moduleName}/compare/v${installed}...v${latest}*`;
+      description = `*List of changes between ${moduleName}@${installed} and ${moduleName}@${latest}: https://github.com/pulsar-edit/${moduleName}/compare/v${installed}...v${latest}*`;
     }
     return requestWithAuth('POST /repos/:owner/:repo/pulls', {
       title: `⬆️ ${moduleName}@${latest}`,
@@ -34,7 +34,7 @@ module.exports = {
   },
   findOpenPRs: async () => {
     return requestWithAuth('GET /search/issues', {
-      q: 'type:pr repo:atom/atom state:open label:"depency ⬆️"'
+      q: 'type:pr repo:pulsar-edit/pulsar state:open label:"depency ⬆️"'
     });
   },
   checkCIstatus: async ({ ref }) => {
diff --git a/script/lib/verify-machine-requirements.js b/script/lib/verify-machine-requirements.js
index afac015d5..2df4d33e9 100644
--- a/script/lib/verify-machine-requirements.js
+++ b/script/lib/verify-machine-requirements.js
@@ -16,7 +16,7 @@ function verifyNode() {
     console.log(`Node:\tv${fullVersion}`);
   } else {
     throw new Error(
-      `node v10.12+ is required to build Atom. node v${fullVersion} is installed.`
+      `node v10.12+ is required to build Pulsar. node v${fullVersion} is installed.`
     );
   }
 }
@@ -110,7 +110,7 @@ function verifyPython() {
         throw new Error(
           `NODE_GYP_FORCE_PYTHON is set to: "${binary}", but this is not a valid Python.\n` +
             'Please set NODE_GYP_FORCE_PYTHON to something valid, or unset it entirely.\n' +
-            '(Python 2.6, 2.7 or 3.5+ is required to build Atom.)\n'
+            '(Python 2.6, 2.7 or 3.5+ is required to build Pulsar.)\n'
         );
       }
     }
@@ -139,7 +139,7 @@ function verifyPython() {
   } else {
     throw new Error(
       `\n${triedLog}\n` +
-        'Python 2.6, 2.7 or 3.5+ is required to build Atom.\n' +
+        'Python 2.6, 2.7 or 3.5+ is required to build Pulsar.\n' +
         'verify-machine-requirements.js was unable to find such a version of Python.\n' +
         "Set the PYTHON env var to e.g. 'C:/path/to/Python27/python.exe'\n" +
         'if your Python is installed in a non-default location.\n'