diff --git a/client/components/app/Appbar.vue b/client/components/app/Appbar.vue
index 8b64fa5d..5ea6252c 100644
--- a/client/components/app/Appbar.vue
+++ b/client/components/app/Appbar.vue
@@ -142,14 +142,6 @@ export default {
       this.$eventBus.$emit('bookshelf-clear-selection')
       this.isAllSelected = false
     },
-    // toggleSelectAll() {
-    //   if (this.isAllSelected) {
-    //     this.cancelSelectionMode()
-    //   } else {
-    //     this.$eventBus.$emit('bookshelf-select-all')
-    //     this.isAllSelected = true
-    //   }
-    // },
     toggleBatchRead() {
       this.$store.commit('setProcessingBatch', true)
       var newIsRead = !this.selectedIsRead
diff --git a/client/components/app/BookShelfToolbar.vue b/client/components/app/BookShelfToolbar.vue
index e33d32c5..04c915f0 100644
--- a/client/components/app/BookShelfToolbar.vue
+++ b/client/components/app/BookShelfToolbar.vue
@@ -29,6 +29,7 @@
         <div class="flex-grow hidden md:inline-block" />
 
         <!-- <ui-text-input v-show="showSortFilters" v-model="keywordFilter" @input="keywordFilterInput" placeholder="Keyword Filter" :padding-y="1.5" clearable class="text-xs w-40 hidden md:block" /> -->
+        <ui-checkbox v-if="showExperimentalFeatures" v-model="settings.collapseSeries" label="Collapse Series" checkbox-bg="bg" check-color="white" small class="mr-2" @input="updateCollapseSeries" />
         <controls-filter-select v-show="showSortFilters" v-model="settings.filterBy" class="w-48 h-7.5 ml-4" @change="updateFilter" />
         <controls-order-select v-show="showSortFilters" v-model="settings.orderBy" :descending.sync="settings.orderDesc" class="w-48 h-7.5 ml-4" @change="updateOrder" />
         <!-- <div v-show="showSortFilters" class="h-7 ml-4 flex border border-white border-opacity-25 rounded-md">
@@ -72,6 +73,9 @@ export default {
     }
   },
   computed: {
+    showExperimentalFeatures() {
+      return this.$store.state.showExperimentalFeatures
+    },
     isGridMode() {
       return this.viewMode === 'grid'
     },
@@ -87,14 +91,6 @@ export default {
       if (this.page === 'collections') return 'Collections'
       return ''
     },
-    // _keywordFilter: {
-    //   get() {
-    //     return this.$store.state.audiobooks.keywordFilter
-    //   },
-    //   set(val) {
-    //     this.$store.commit('audiobooks/setKeywordFilter', val)
-    //   }
-    // },
     paramId() {
       return this.$route.params ? this.$route.params.id || '' : ''
     },
@@ -124,6 +120,9 @@ export default {
     updateFilter() {
       this.saveSettings()
     },
+    updateCollapseSeries() {
+      this.saveSettings()
+    },
     saveSettings() {
       this.$store.dispatch('user/updateUserSettings', this.settings)
     },
diff --git a/client/components/app/LazyBookshelf.vue b/client/components/app/LazyBookshelf.vue
index 085a8074..e9e75f37 100644
--- a/client/components/app/LazyBookshelf.vue
+++ b/client/components/app/LazyBookshelf.vue
@@ -105,6 +105,9 @@ export default {
     filterBy() {
       return this.$store.getters['user/getUserSetting']('filterBy')
     },
+    collapseSeries() {
+      return this.$store.getters['user/getUserSetting']('collapseSeries')
+    },
     coverAspectRatio() {
       return this.$store.getters['getServerSetting']('coverAspectRatio')
     },
@@ -207,19 +210,6 @@ export default {
       this.isSelectionMode = false
       this.isSelectAll = false
     },
-    selectAllEntities() {
-      this.isSelectAll = true
-      if (this.entityName === 'books' || this.entityName === 'series-books') {
-        var allAvailableEntityIds = this.entities.map((ent) => ent.id).filter((ent) => !!ent)
-        this.$store.commit('setSelectedAudiobooks', allAvailableEntityIds)
-      }
-
-      for (const key in this.entityComponentRefs) {
-        if (this.entityIndexesMounted.includes(Number(key))) {
-          this.entityComponentRefs[key].selected = true
-        }
-      }
-    },
     selectEntity(entity) {
       if (this.entityName === 'books' || this.entityName === 'series-books') {
         this.$store.commit('toggleAudiobookSelected', entity.id)
@@ -255,6 +245,7 @@ export default {
         console.error('failed to fetch books', error)
         return null
       })
+      console.log('payload', payload)
       this.isFetchingEntities = false
       if (this.pendingReset) {
         this.pendingReset = false
@@ -392,6 +383,9 @@ export default {
           searchParams.set('sort', this.orderBy)
           searchParams.set('desc', this.orderDesc ? 1 : 0)
         }
+        if (this.collapseSeries) {
+          searchParams.set('collapseseries', 1)
+        }
       }
       return searchParams.toString()
     },
@@ -524,7 +518,6 @@ export default {
       })
 
       this.$eventBus.$on('bookshelf-clear-selection', this.clearSelectedEntities)
-      this.$eventBus.$on('bookshelf-select-all', this.selectAllEntities)
       this.$eventBus.$on('socket_init', this.socketInit)
 
       this.$store.commit('user/addSettingsListener', { id: 'lazy-bookshelf', meth: this.settingsUpdated })
@@ -546,7 +539,6 @@ export default {
         bookshelf.removeEventListener('scroll', this.scroll)
       }
       this.$eventBus.$off('bookshelf-clear-selection', this.clearSelectedEntities)
-      this.$eventBus.$off('bookshelf-select-all', this.selectAllEntities)
       this.$eventBus.$off('socket_init', this.socketInit)
 
       this.$store.commit('user/removeSettingsListener', 'lazy-bookshelf')
diff --git a/client/components/cards/LazyBookCard.vue b/client/components/cards/LazyBookCard.vue
index 1b29c664..7a2ee838 100644
--- a/client/components/cards/LazyBookCard.vue
+++ b/client/components/cards/LazyBookCard.vue
@@ -12,6 +12,8 @@
       <p class="truncate text-gray-400" :style="{ fontSize: 0.8 * sizeMultiplier + 'rem' }">{{ authorFL }}</p>
     </div>
 
+    <div v-if="booksInSeries" class="absolute z-20 top-1.5 right-1.5 rounded-md leading-3 text-sm p-1 font-semibold text-white flex items-center justify-center" style="background-color: #cd9d49dd">{{ booksInSeries }}</div>
+
     <div class="w-full h-full absolute top-0 left-0 rounded overflow-hidden z-10">
       <div v-show="audiobook && !imageReady" class="absolute top-0 left-0 w-full h-full flex items-center justify-center" :style="{ padding: sizeMultiplier * 0.5 + 'rem' }">
         <p :style="{ fontSize: sizeMultiplier * 0.8 + 'rem' }" class="font-book text-gray-300 text-center">{{ title }}</p>
@@ -113,6 +115,9 @@ export default {
     _audiobook() {
       return this.audiobook || {}
     },
+    book() {
+      return this._audiobook.book || {}
+    },
     placeholderUrl() {
       return '/book_placeholder.jpg'
     },
@@ -122,6 +127,12 @@ export default {
     audiobookId() {
       return this._audiobook.id
     },
+    series() {
+      return this.book.series
+    },
+    libraryId() {
+      return this._audiobook.libraryId
+    },
     hasEbook() {
       return this._audiobook.numEbooks
     },
@@ -131,8 +142,9 @@ export default {
     processingBatch() {
       return this.store.state.processingBatch
     },
-    book() {
-      return this._audiobook.book || {}
+    booksInSeries() {
+      // Only added to audiobook object when collapseSeries is enabled
+      return this._audiobook.booksInSeries
     },
     hasCover() {
       return !!this.book.cover
@@ -321,7 +333,10 @@ export default {
         this.selectBtnClick()
       } else {
         var router = this.$router || this.$nuxt.$router
-        if (router) router.push(`/audiobook/${this.audiobookId}`)
+        if (router) {
+          if (this.booksInSeries) router.push(`/library/${this.libraryId}/series/${this.$encode(this.series)}`)
+          else router.push(`/audiobook/${this.audiobookId}`)
+        }
       }
     },
     editClick() {
diff --git a/client/components/ui/Checkbox.vue b/client/components/ui/Checkbox.vue
index b706faff..b384d018 100644
--- a/client/components/ui/Checkbox.vue
+++ b/client/components/ui/Checkbox.vue
@@ -1,10 +1,10 @@
 <template>
-  <label class="flex justify-start items-start">
-    <div class="bg-white border-2 rounded border-gray-400 flex flex-shrink-0 justify-center items-center focus-within:border-blue-500" :class="wrapperClass">
-      <input v-model="selected" type="checkbox" class="opacity-0 absolute" />
-      <svg v-if="selected" class="fill-current text-green-500 pointer-events-none" :class="svgClass" viewBox="0 0 20 20"><path d="M0 11l2-2 5 5L18 3l2 2L7 18z" /></svg>
+  <label class="flex justify-start items-center cursor-pointer">
+    <div class="border-2 rounded border-gray-400 flex flex-shrink-0 justify-center items-center" :class="wrapperClass">
+      <input v-model="selected" type="checkbox" class="opacity-0 absolute cursor-pointer" />
+      <svg v-if="selected" class="fill-current pointer-events-none" :class="svgClass" viewBox="0 0 20 20"><path d="M0 11l2-2 5 5L18 3l2 2L7 18z" /></svg>
     </div>
-    <div v-if="label" class="select-none">{{ label }}</div>
+    <div v-if="label" class="select-none pl-1 text-gray-100" :class="labelClass">{{ label }}</div>
   </label>
 </template>
 
@@ -12,8 +12,16 @@
 export default {
   props: {
     value: Boolean,
-    label: Boolean,
-    small: Boolean
+    label: String,
+    small: Boolean,
+    checkboxBg: {
+      type: String,
+      default: 'white'
+    },
+    checkColor: {
+      type: String,
+      default: 'green-500'
+    }
   },
   data() {
     return {}
@@ -28,12 +36,22 @@ export default {
       }
     },
     wrapperClass() {
-      if (this.small) return 'w-4 h-4'
-      return 'w-6 h-6'
+      var classes = [`bg-${this.checkboxBg}`]
+      if (this.small) classes.push('w-4 h-4')
+      else classes.push('w-6 h-6')
+
+      return classes.join(' ')
+    },
+    labelClass() {
+      if (this.small) return 'text-sm'
+      return ''
     },
     svgClass() {
-      if (this.small) return 'w-3 h-3'
-      return 'w-4 h-4'
+      var classes = [`text-${this.checkColor}`]
+      if (this.small) classes.push('w-3 h-3')
+      else classes.push('w-4 h-4')
+
+      return classes.join(' ')
     }
   },
   methods: {},
diff --git a/client/store/user.js b/client/store/user.js
index 301cdb82..de1f2f6a 100644
--- a/client/store/user.js
+++ b/client/store/user.js
@@ -8,7 +8,8 @@ export const state = () => ({
     orderDesc: false,
     filterBy: 'all',
     playbackRate: 1,
-    bookshelfCoverSize: 120
+    bookshelfCoverSize: 120,
+    collapseSeries: false
   },
   settingsListeners: [],
   collections: [],
diff --git a/server/controllers/LibraryController.js b/server/controllers/LibraryController.js
index 7576c4ce..c68845b4 100644
--- a/server/controllers/LibraryController.js
+++ b/server/controllers/LibraryController.js
@@ -98,7 +98,6 @@ class LibraryController {
       audiobooks = libraryHelpers.getFiltered(audiobooks, req.query.filter, req.user)
     }
 
-
     if (req.query.sort) {
       var orderByNumber = req.query.sort === 'book.volumeNumber'
       var direction = req.query.desc === '1' ? 'desc' : 'asc'
@@ -120,6 +119,7 @@ class LibraryController {
   }
 
   // api/libraries/:id/books/all
+  // TODO: Optimize this method, audiobooks are iterated through several times but can be combined
   getBooksForLibrary2(req, res) {
     var libraryId = req.library.id
 
@@ -132,7 +132,8 @@ class LibraryController {
       sortBy: req.query.sort,
       sortDesc: req.query.desc === '1',
       filterBy: req.query.filter,
-      minified: req.query.minified === '1'
+      minified: req.query.minified === '1',
+      collapseseries: req.query.collapseseries === '1'
     }
 
     if (payload.filterBy) {
@@ -148,11 +149,38 @@ class LibraryController {
       })
     }
 
+    if (payload.collapseseries) {
+      var series = {}
+      // Group abs by series
+      for (let i = 0; i < audiobooks.length; i++) {
+        var ab = audiobooks[i]
+        if (ab.book.series) {
+          if (!series[ab.book.series]) series[ab.book.series] = []
+          series[ab.book.series].push(ab)
+        }
+      }
+
+      // Sort series by volume number and filter out all but the first book in series
+      var seriesBooksToKeep = Object.values(series).map((_series) => {
+        var sorted = naturalSort(_series).asc(_ab => _ab.book.volumeNumber)
+        return sorted[0].id
+      })
+      // Add "booksInSeries" field to audiobook payload
+      audiobooks = audiobooks.filter(ab => !ab.book.series || seriesBooksToKeep.includes(ab.id)).map(ab => {
+        var abJson = payload.minified ? ab.toJSONMinified() : ab.toJSONExpanded()
+        if (ab.book.series) abJson.booksInSeries = series[ab.book.series].length
+        return abJson
+      })
+      payload.total = audiobooks.length
+    } else {
+      audiobooks = audiobooks.map(ab => payload.minified ? ab.toJSONMinified() : ab.toJSONExpanded())
+    }
+
     if (payload.limit) {
       var startIndex = payload.page * payload.limit
       audiobooks = audiobooks.slice(startIndex, startIndex + payload.limit)
     }
-    payload.results = audiobooks.map(ab => payload.minified ? ab.toJSONMinified() : ab.toJSONExpanded())
+    payload.results = audiobooks
     res.json(payload)
   }
 
diff --git a/server/objects/User.js b/server/objects/User.js
index 48a92c43..ed938864 100644
--- a/server/objects/User.js
+++ b/server/objects/User.js
@@ -55,7 +55,8 @@ class User {
       orderDesc: false,
       filterBy: 'all',
       playbackRate: 1,
-      bookshelfCoverSize: 120
+      bookshelfCoverSize: 120,
+      collapseSeries: false
     }
   }