diff --git a/app/src/main/java/io/legado/app/help/source/BookSourceExtensions.kt b/app/src/main/java/io/legado/app/help/source/BookSourceExtensions.kt
index 3f4910d77..2758c82c3 100644
--- a/app/src/main/java/io/legado/app/help/source/BookSourceExtensions.kt
+++ b/app/src/main/java/io/legado/app/help/source/BookSourceExtensions.kt
@@ -2,12 +2,28 @@ package io.legado.app.help.source
 
 import io.legado.app.data.entities.BookSource
 import io.legado.app.data.entities.rule.ExploreKind
-import io.legado.app.utils.*
+import io.legado.app.model.SharedJsScope
+import io.legado.app.utils.ACache
+import io.legado.app.utils.GSON
+import io.legado.app.utils.MD5Utils
+import io.legado.app.utils.fromJsonArray
+import io.legado.app.utils.isJsonArray
+import io.legado.app.utils.printOnDebug
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import kotlinx.coroutines.withContext
+import org.mozilla.javascript.Scriptable
 import java.util.concurrent.ConcurrentHashMap
+import kotlin.collections.List
+import kotlin.collections.arrayListOf
+import kotlin.collections.emptyList
+import kotlin.collections.filterNotNull
+import kotlin.collections.first
+import kotlin.collections.forEach
+import kotlin.collections.getOrNull
+import kotlin.collections.hashMapOf
+import kotlin.collections.set
 
 /**
  * 采用md5作为key可以在分类修改后自动重新计算,不需要手动刷新
@@ -77,6 +93,10 @@ suspend fun BookSource.clearExploreKindsCache() {
     }
 }
 
+suspend fun BookSource.getShareScope(): Scriptable? {
+    return SharedJsScope.getScope(jsLib)
+}
+
 fun BookSource.contains(word: String?): Boolean {
     if (word.isNullOrEmpty()) {
         return true
diff --git a/app/src/main/java/io/legado/app/help/source/RssSourceExtensions.kt b/app/src/main/java/io/legado/app/help/source/RssSourceExtensions.kt
index 3ef40b0e6..4c0b5f789 100644
--- a/app/src/main/java/io/legado/app/help/source/RssSourceExtensions.kt
+++ b/app/src/main/java/io/legado/app/help/source/RssSourceExtensions.kt
@@ -1,11 +1,13 @@
 package io.legado.app.help.source
 
 import io.legado.app.data.entities.RssSource
+import io.legado.app.model.SharedJsScope
 import io.legado.app.utils.ACache
 import io.legado.app.utils.MD5Utils
 import io.legado.app.utils.NetworkUtils
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import org.mozilla.javascript.Scriptable
 
 private val aCache by lazy { ACache.get("rssSortUrl") }
 
@@ -56,4 +58,8 @@ suspend fun RssSource.removeSortCache() {
     withContext(Dispatchers.IO) {
         aCache.remove(getSortUrlsKey())
     }
+}
+
+suspend fun RssSource.getShareScope(): Scriptable? {
+    return SharedJsScope.getScope(jsLib)
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/model/SharedJsScope.kt b/app/src/main/java/io/legado/app/model/SharedJsScope.kt
index 6b8a925f0..963418dd8 100644
--- a/app/src/main/java/io/legado/app/model/SharedJsScope.kt
+++ b/app/src/main/java/io/legado/app/model/SharedJsScope.kt
@@ -3,19 +3,26 @@ package io.legado.app.model
 import com.google.gson.reflect.TypeToken
 import com.script.SimpleBindings
 import io.legado.app.constant.SCRIPT_ENGINE
+import io.legado.app.exception.NoStackTraceException
 import io.legado.app.help.http.newCallStrResponse
 import io.legado.app.help.http.okHttpClient
+import io.legado.app.utils.ACache
 import io.legado.app.utils.GSON
 import io.legado.app.utils.MD5Utils
 import io.legado.app.utils.Rhino
 import io.legado.app.utils.isAbsUrl
 import io.legado.app.utils.isJsonObject
 import org.mozilla.javascript.Scriptable
+import splitties.init.appCtx
+import java.io.File
 import java.lang.ref.WeakReference
 import kotlin.collections.set
 
 object SharedJsScope {
 
+    private val cacheFolder = File(appCtx.filesDir, "shareJs")
+    private val aCache = ACache.get(cacheFolder)
+
     private val scopeMap = hashMapOf<String, WeakReference<Scriptable>>()
 
     suspend fun getScope(jsLib: String?): Scriptable? {
@@ -39,9 +46,18 @@ object SharedJsScope {
                     )
                     jsMap.values.forEach { value ->
                         if (value.isAbsUrl()) {
-                            val js = okHttpClient.newCallStrResponse {
-                                url(value)
-                            }.body
+                            val fileName = MD5Utils.md5Encode(value)
+                            var js = aCache.getAsString(fileName)
+                            if (js == null) {
+                                js = okHttpClient.newCallStrResponse {
+                                    url(value)
+                                }.body
+                                if (js !== null) {
+                                    aCache.put(fileName, js)
+                                } else {
+                                    throw NoStackTraceException("下载jsLib-${value}失败")
+                                }
+                            }
                             evaluateString(scope, js, "jsLib", 1, null)
                         }
                     }