diff --git a/libs/classpath/Makefile b/libs/classpath/Makefile
deleted file mode 100644
index f9d58b3fd..000000000
--- a/libs/classpath/Makefile
+++ /dev/null
@@ -1,95 +0,0 @@
-#
-# Copyright (C) 2006-2015 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
-#
-
-include $(TOPDIR)/rules.mk
-
-PKG_NAME:=classpath
-PKG_VERSION:=0.99
-PKG_RELEASE:=3
-
-PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_SOURCE_URL:=@GNU/classpath
-PKG_HASH:=f929297f8ae9b613a1a167e231566861893260651d913ad9b6c11933895fecc8
-
-PKG_MAINTAINER:=Dana H. Myers <k6jq@comcast.net>
-PKG_LICENSE:=GPL-2.0-or-later
-PKG_LICENSE_FILES:=COPYING
-PKG_CPE_ID:=cpe:/a:gnu:classpath
-
-PKG_INSTALL:=1
-PKG_BUILD_PARALLEL:=1
-PKG_BUILD_DEPENDS:=jamvm/host
-
-include $(INCLUDE_DIR)/package.mk
-
-define Package/classpath
-  SECTION:=libs
-  CATEGORY:=Libraries
-  TITLE:=GNU Classpath
-  URL:=https://www.gnu.org/software/classpath/
-  DEPENDS:=+alsa-lib +libgmp +libmagic
-endef
-
-define Package/classpath/Description
-	GNU Classpath, Essential Libraries for Java, is a GNU project
-	to create free core class libraries for use with virtual
-	machines and compilers for the java programming language.
-endef
-
-define Package/classpath-tools
-  SECTION:=libs
-  CATEGORY:=Libraries
-  TITLE:=GNU Classpath tools
-  URL:=https://www.gnu.org/software/classpath/
-endef
-
-define Download/antlr
-  URL:=https://www.antlr.org/download
-  FILE:=antlr-3.4-complete.jar
-  HASH:=9d3e866b610460664522520f73b81777b5626fb0a282a5952b9800b751550bf7
-endef
-$(eval $(call Download,antlr))
-
-EXTRA_CFLAGS += -Wno-error=implicit-fallthrough
-CONFIGURE_ARGS += \
-	--with-gmp="$(STAGING_DIR)/usr" \
-	--without-x \
-	--disable-gtk-peer \
-	--disable-qt-peer \
-	--disable-dssi \
-	--disable-plugin \
-	--disable-gconf-peer \
-	--disable-gjdoc \
-	--disable-examples \
-	--with-antlr-jar=$(DL_DIR)/antlr-3.4-complete.jar
-
-define Package/classpath/install
-	$(INSTALL_DIR) \
-		$(1)/usr/lib/classpath \
-		$(1)/usr/share/classpath
-	$(CP) \
-		$(PKG_INSTALL_DIR)/usr/lib/security \
-		$(PKG_INSTALL_DIR)/usr/lib/logging.properties \
-		$(1)/usr/lib/
-	$(CP) $(PKG_INSTALL_DIR)/usr/lib/classpath/*.so* $(1)/usr/lib/classpath/
-	$(CP) $(PKG_INSTALL_DIR)/usr/share/classpath/glibj.zip $(1)/usr/share/classpath/
-endef
-
-define Package/classpath-tools/install
-	$(INSTALL_DIR) \
-		$(1)/usr/bin \
-		$(1)/usr/share/classpath
-	$(CP) $(PKG_INSTALL_DIR)/usr/bin/* $(1)/usr/bin/
-	$(CP) $(PKG_INSTALL_DIR)/usr/share/classpath/tools.zip $(1)/usr/share/classpath/
-endef
-
-define Build/InstallDev
-	$(CP) $(PKG_INSTALL_DIR)/* $(1)/
-endef
-
-$(eval $(call BuildPackage,classpath))
-$(eval $(call BuildPackage,classpath-tools))
diff --git a/libs/classpath/patches/010-double-memleak.patch b/libs/classpath/patches/010-double-memleak.patch
deleted file mode 100644
index 02ec5ad8d..000000000
--- a/libs/classpath/patches/010-double-memleak.patch
+++ /dev/null
@@ -1,91 +0,0 @@
---- classpath-0.99.orig/native/fdlibm/dtoa.c	2007-09-27 05:33:38.000000000 -0700
-+++ classpath-0.99/native/fdlibm/dtoa.c	2014-12-21 14:22:42.451713851 -0800
-@@ -883,6 +883,16 @@ ret1:
-   return s0;
- }
- 
-+void free_Bigints(struct _Jv_Bigint *p)
-+{
-+    struct _Jv_Bigint *l = p;
-+    while (l)
-+	{
-+	  struct _Jv_Bigint *next = l->_next;
-+	  free (l);
-+	  l = next;
-+	}
-+}
- 
- _VOID
- _DEFUN (_dtoa,
-@@ -905,16 +915,15 @@ _DEFUN (_dtoa,
-   p = _dtoa_r (&reent, _d, mode, ndigits, decpt, sign, rve, float_type);
-   strcpy (buf, p);
- 
--  for (i = 0; i < reent._result_k; ++i)
-+  for (i = 0; i < reent._max_k; ++i)
-     {
--      struct _Jv_Bigint *l = reent._freelist[i];
--      while (l)
--	{
--	  struct _Jv_Bigint *next = l->_next;
--	  free (l);
--	  l = next;
--	}
-+        free_Bigints(reent._freelist[i]);
-     }
-   if (reent._freelist)
-     free (reent._freelist);
-+
-+  if (reent._result)
-+    free(reent._result);
-+
-+  free_Bigints(reent._p5s);
- }
---- classpath-0.99.orig/native/jni/java-lang/java_lang_VMDouble.c	2008-02-08 09:42:57.000000000 -0800
-+++ classpath-0.99/native/jni/java-lang/java_lang_VMDouble.c	2014-12-21 14:35:50.733800626 -0800
-@@ -158,6 +158,17 @@ Java_java_lang_VMDouble_longBitsToDouble
-   return val.d;
- }
- 
-+static void free_Bigints(struct _Jv_Bigint *p)
-+{
-+     struct _Jv_Bigint *l = p;
-+     while (l)
-+     {
-+         struct _Jv_Bigint *next = l->_next;
-+         free (l);
-+         l = next;
-+     }
-+}
-+ 
- /**
-  * Parse a double from a char array.
-  */
-@@ -167,7 +178,7 @@ parseDoubleFromChars(JNIEnv * env, const
-   char *endptr;
-   jdouble val = 0.0;
-   const char *p = buf, *end, *last_non_ws, *temp;
--  int ok = 1;
-+  int i, ok = 1;
- 
- #ifdef DEBUG
-   fprintf (stderr, "java.lang.VMDouble.parseDouble (%s)\n", buf);
-@@ -224,6 +235,18 @@ parseDoubleFromChars(JNIEnv * env, const
- 
-       val = _strtod_r (&reent, p, &endptr);
- 
-+      for (i = 0; i < reent._max_k; ++i)
-+      {
-+          free_Bigints(reent._freelist[i]);
-+      }
-+      if (reent._freelist)
-+          free (reent._freelist);
-+
-+      if (reent._result)
-+          free (reent._result);
-+
-+      free_Bigints(reent._p5s);
-+
- #ifdef DEBUG
-       fprintf (stderr, "java.lang.VMDouble.parseDouble val = %g\n", val);
-       fprintf (stderr, "java.lang.VMDouble.parseDouble %p != %p ???\n",
diff --git a/libs/classpath/patches/020-fix-statement-may-fall-through.patch b/libs/classpath/patches/020-fix-statement-may-fall-through.patch
deleted file mode 100644
index b31575739..000000000
--- a/libs/classpath/patches/020-fix-statement-may-fall-through.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- a/native/jni/java-math/gnu_java_math_GMP.c
-+++ b/native/jni/java-math/gnu_java_math_GMP.c
-@@ -1132,6 +1132,7 @@
-         break;
-       case 1:
-         res = mpz_popcount (_this);
-+      __attribute__((fallthrough));
-       default:
-         JCL_ThrowException (env, "java/lang/Error",
-                             "Unexpected sign value for a native MPI");