diff --git a/client/cold-reload.js b/client/cold-reload.js
deleted file mode 100644
index dc70e36a9d..0000000000
--- a/client/cold-reload.js
+++ /dev/null
@@ -1,16 +0,0 @@
-import store from '@freecodecamp/store';
-
-const key = '__cold-storage__';
-export function isColdStored() {
-  return store.has(key);
-}
-
-export function getColdStorage() {
-  const coldReloadData = store.get(key);
-  store.remove(key);
-  return coldReloadData;
-}
-
-export function saveToColdStorage(data) {
-  store.set(key, data);
-}
diff --git a/client/frame-runner.js b/client/frame-runner.js
deleted file mode 100644
index 3f995abce0..0000000000
--- a/client/frame-runner.js
+++ /dev/null
@@ -1,150 +0,0 @@
-document.addEventListener('DOMContentLoaded', function() {
-  var testTimeout = 5000;
-  var Rx = document.Rx;
-  var frameReady = document.__frameReady;
-  var helpers = Rx.helpers;
-  var chai = parent.chai;
-  var source = document.__source;
-  var __getUserInput = document.__getUserInput || (x => x);
-  var checkChallengePayload = document.__checkChallengePayload;
-
-  // Fake Deep Equal dependency
-  /* eslint-disable no-unused-vars */
-  const DeepEqual = (a, b) => JSON.stringify(a) === JSON.stringify(b);
-
-  // Hardcode Deep Freeze dependency
-  var DeepFreeze = (o) => {
-    Object.freeze(o);
-    Object.getOwnPropertyNames(o).forEach(function(prop) {
-      if (o.hasOwnProperty(prop)
-      && o[prop] !== null
-      && (
-        typeof o[prop] === 'object' ||
-        typeof o[prop] === 'function'
-      )
-      && !Object.isFrozen(o[prop])) {
-        DeepFreeze(o[prop]);
-      }
-    });
-    return o;
-  };
-
-  if (document.Enzyme) {
-    window.Enzyme = document.Enzyme;
-  }
-
-  document.__getJsOutput = function getJsOutput() {
-    if (window.__err) {
-      return window.__err;
-    }
-    let output;
-    try {
-      /* eslint-disable no-eval */
-      output = eval(source);
-      /* eslint-enable no-eval */
-    } catch (e) {
-      output = e.message + '\n' + e.stack;
-      window.__err = e;
-    }
-    return output;
-  };
-
-  document.__runTests = function runTests(tests = []) {
-    /* eslint-disable no-unused-vars */
-    const code = source;
-    const editor = {
-      getValue() { return source; }
-    };
-    /* eslint-enable no-unused-vars */
-    if (window.__err) {
-      return Rx.Observable.from(tests)
-        .map(test => {
-          return {
-            ...test,
-            err: window.__err.message + '\n' + window.__err.stack,
-            message: window.__err.message,
-            stack: window.__err.stack
-          };
-        })
-        .toArray()
-        .do(() => { window.__err = null; });
-    }
-
-    // Iterate through the test one at a time
-    // on new stacks
-    return Rx.Observable.from(tests, null, null, Rx.Scheduler.default)
-      // add delay here for firefox to catch up
-      .delay(200)
-      /* eslint-disable no-unused-vars */
-      .flatMap(({ text, testString }) => {
-        const assert = chai.assert;
-        const getUserInput = __getUserInput;
-        /* eslint-enable no-unused-vars */
-        const newTest = { text, testString };
-        let test;
-        let __result;
-
-        // uncomment the following line to inspect
-        // the framerunner as it runs tests
-        // make sure the dev tools console is open
-        // debugger;
-        try {
-          /* eslint-disable no-eval */
-          // eval test string to actual JavaScript
-          // This return can be a function
-          // i.e. function() { assert(true, 'happy coding'); }
-          test = eval(testString);
-          /* eslint-enable no-eval */
-          if (typeof test === 'function') {
-
-            // all async tests must return a promise or observable
-            // sync tests can return Any type
-            __result = test(getUserInput);
-
-            if (helpers.isPromise(__result)) {
-              // turn promise into an observable
-              __result = Rx.Observable.fromPromise(__result);
-            }
-          }
-
-          if (!__result || typeof __result.subscribe !== 'function') {
-            // make sure result is an observable
-            __result = Rx.Observable.of(null);
-          }
-        } catch (e) {
-          // something threw an uncaught error
-          // we catch here and wrap it in an observable
-          __result = Rx.Observable.throw(e);
-        }
-        return __result
-          .timeout(testTimeout)
-          .map(() => {
-            // we don't need the result of a promise/observable/cb here
-            // all data asserts should happen further up the chain
-            // mark test as passing
-            newTest.pass = true;
-            return newTest;
-          })
-          .catch(err => {
-            // we catch the error here to prevent the error from bubbling up
-            // and collapsing the pipe
-            let message = (err.message || '');
-            const assertIndex = message.indexOf(': expected');
-            if (assertIndex !== -1) {
-              message = message.slice(0, assertIndex);
-            }
-            message = message.replace(/<code>(.*?)<\/code>/g, '$1');
-            newTest.err = err.message + '\n' + err.stack;
-            newTest.stack = err.stack;
-            newTest.message = message;
-            // RxJS catch expects an observable as a return
-            return Rx.Observable.of(newTest);
-          });
-      })
-      // gather tests back into an array
-      .toArray();
-  };
-
-  // notify that the window methods are ready to run
-  frameReady.onNext({ checkChallengePayload });
-});
diff --git a/client/main.js b/client/main.js
deleted file mode 100644
index 9d8620946a..0000000000
--- a/client/main.js
+++ /dev/null
@@ -1,150 +0,0 @@
-import { aboutUrl, donateUrl } from '../common/utils/constantStrings.json';
-
-var main = window.main || {};
-
-main.ga = window.ga || function() {};
-
-$(document).ready(function() {
-
-  const { Observable } = window.Rx;
-  var CSRF_HEADER = 'X-CSRF-Token';
-
-  var setCSRFToken = function(securityToken) {
-    jQuery.ajaxPrefilter(function(options, _, xhr) {
-      if (!xhr.crossDomain) {
-        xhr.setRequestHeader(CSRF_HEADER, securityToken);
-      }
-    });
-  };
-
-  setCSRFToken($('meta[name="csrf-token"]').attr('content'));
-
-  $('img').on('error', function() {
-    $(this)
-      .unbind('error')
-      .attr(
-        'src',
-        'https://s3.amazonaws.com/freecodecamp/camper-image-placeholder.png'
-      );
-  });
-
-  $.each($('.sr-only'), function(i, span) {
-    if ($(span).text() === ' Complete') {
-      $(span).parents('p').addClass('manip-hidden');
-    }
-  });
-
-  function addAlert(message = '', type = 'alert-info') {
-    return $('.flashMessage').append($(`
-      <div class='alert ${type}'>
-        <button class='close' type='button', data-dismiss='alert'>
-          <i class="fas fa-times-circle" />
-        </Button>
-        <div>${message}</div>
-      </div>
-    `));
-  }
-
-  function toggleNightMode() {
-    if (!main.userId) {
-      return addAlert('You must be logged in to use our themes.');
-    }
-    const iframe$ = document.getElementById('map-aside-frame');
-    const body$ = $('body');
-    if (iframe$) {
-      iframe$.src = iframe$.src;
-    }
-    body$.hide();
-    let updateThemeTo;
-    if (body$.hasClass('night')) {
-      body$.removeClass('night');
-      updateThemeTo = 'default';
-    } else {
-      body$.addClass('night');
-      updateThemeTo = 'night';
-    }
-    body$.fadeIn('100');
-    const options = {
-      url: `/api/users/${main.userId}/update-theme`,
-      type: 'POST',
-      data: { theme: updateThemeTo },
-      dataType: 'json'
-    };
-    return $.ajax(options)
-      .done(() => console.log('theme updated successfully'))
-      .fail(err => {
-        let message;
-        try {
-          message = JSON.parse(err.responseText).error.message;
-        } catch (error) {
-          return null;
-        }
-        if (!message) {
-          return null;
-        }
-        return addAlert(message);
-      });
-  }
-
-  Observable.merge(
-    Observable.fromEvent($('#night-mode'), 'click'),
-    Observable.create(observer => {
-      window.Mousetrap.bind('g t n', () => observer.onNext());
-    })
-  )
-    .debounce(500)
-    .subscribe(toggleNightMode, err => console.error(err));
-
-  // Hot Keys
-  window.Mousetrap.bind('g n n', () => {
-    // Next Challenge
-    window.location = '/challenges/next-challenge';
-  });
-  window.Mousetrap.bind('g n m', () => {
-    // Map
-    window.location = '/map';
-  });
-  window.Mousetrap.bind('g n a', () => {
-    // About
-    window.location = aboutUrl;
-  });
-  window.Mousetrap.bind('g n d', () => {
-    // Donate
-    window.location = donateUrl;
-  });
-  window.Mousetrap.bind('g n o', () => {
-    // Settings
-    window.location = '/settings';
-  });
-  window.Mousetrap.bind('g n r', () => {
-    // Repo
-    window.location = 'https://github.com/freecodecamp/freecodecamp/';
-  });
-
-  (function getFlyer() {
-    const flyerKey = '__flyerId__';
-    $.ajax({
-      url: '/api/flyers/findOne',
-      method: 'GET',
-      dataType: 'JSON',
-      data: { filter: { order: 'id DESC' } }
-    })
-    // log error
-    .fail(err => console.error(err))
-    .done(flyer => {
-      const lastFlyerId = localStorage.getItem(flyerKey);
-      if (
-        !flyer ||
-        !flyer.isActive ||
-        lastFlyerId === flyer.id
-      ) {
-        return;
-      }
-      $('#dismiss-bill').on('click', () => {
-        localStorage.setItem(flyerKey, flyer.id);
-      });
-      $('#bill-content').html(flyer.message);
-      $('#bill-board').fadeIn();
-    });
-  }());
-});
diff --git a/server/views/layout-react.jade b/server/views/layout-react.jade
index 6a83280a48..1564f3f80b 100644
--- a/server/views/layout-react.jade
+++ b/server/views/layout-react.jade
@@ -23,5 +23,4 @@ html(lang='en').full-size
           fccTheme = null;
         }
       })();
-    script(src=rev('/js', 'vendor-challenges.js'))
     script(src=cacheBreaker(rev('/js', 'bundle.js')))
diff --git a/server/views/partials/scripts.jade b/server/views/partials/scripts.jade
index 9e6b2aee3a..a72ddeac85 100644
--- a/server/views/partials/scripts.jade
+++ b/server/views/partials/scripts.jade
@@ -13,8 +13,6 @@ script.
     global.main.isLoggedIn = !{JSON.stringify(!!user)};
     global.main.userId = !{JSON.stringify(user && user.id || false)};
   }(window))
-script(src=rev('/js', 'vendor-main.js'))
-script(src=rev('/js', 'main.js'))
 script(defer, src=rev('/js/lib/fontawesome', 'fa-brands.min.js'))
 script(defer, src=rev('/js/lib/fontawesome', 'fa-solid.min.js'))
 script(src=rev('/js/lib/fontawesome', 'fontawesome.min.js'))