diff -r fd87490429aa -r 2a99fcb283ee src/Pure/Admin/component_sqlite.scala
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Pure/Admin/component_sqlite.scala	Tue Mar 07 22:54:44 2023 +0100
@@ -0,0 +1,111 @@
+/*  Title:      Pure/Admin/component_sqlite.scala
+    Author:     Makarius
+
+Build Isabelle sqlite-jdbc component from official download.
+*/
+
+package isabelle
+
+
+object Component_SQLite {
+  /* build sqlite */
+
+  val default_download_url =
+    "https://repo1.maven.org/maven2/org/xerial/sqlite-jdbc/3.39.4.1/sqlite-jdbc-3.39.4.1.jar"
+
+  def build_sqlite(
+    download_url: String = default_download_url,
+    progress: Progress = new Progress,
+    target_dir: Path = Path.current
+  ): Unit = {
+    val Download_Name = """^.*/([^/]+)\.jar""".r
+    val download_name =
+      download_url match {
+        case Download_Name(download_name) => download_name
+        case _ => error("Malformed jar download URL: " + quote(download_url))
+      }
+
+
+    /* component */
+
+    val component_dir =
+      Components.Directory(target_dir + Path.basic(download_name)).create(progress = progress)
+
+
+    /* README */
+
+    File.write(component_dir.README,
+      "This is " + download_name + " from\n" + download_url +
+        "\n\n        Makarius\n        " + Date.Format.date(Date.now()) + "\n")
+
+
+    /* settings */
+
+    component_dir.write_settings("""
+ISABELLE_SQLITE_HOME="$COMPONENT"
+
+classpath "$ISABELLE_SQLITE_HOME/lib/""" + download_name + """.jar"
+""")
+
+
+    /* jar */
+
+    val jar = component_dir.lib + Path.basic(download_name).jar
+    Isabelle_System.make_directory(jar.dir)
+    Isabelle_System.download_file(download_url, jar, progress = progress)
+
+    Isabelle_System.with_tmp_dir("build") { jar_dir =>
+      Isabelle_System.extract(jar, jar_dir)
+
+      val jar_files =
+        List(
+          "META-INF/maven/org.xerial/sqlite-jdbc/LICENSE" -> ".",
+          "META-INF/maven/org.xerial/sqlite-jdbc/LICENSE.zentus" -> ".",
+          "org/sqlite/native/Linux/aarch64/libsqlitejdbc.so" -> "arm64-linux",
+          "org/sqlite/native/Linux/x86_64/libsqlitejdbc.so" -> "x86_64-linux",
+          "org/sqlite/native/Mac/aarch64/libsqlitejdbc.jnilib" -> "arm64-darwin",
+          "org/sqlite/native/Mac/x86_64/libsqlitejdbc.jnilib" -> "x86_64-darwin",
+          "org/sqlite/native/Windows/x86_64/sqlitejdbc.dll" -> "x86_64-windows")
+
+      for ((file, dir) <- jar_files) {
+        val target = Isabelle_System.make_directory(component_dir.path + Path.explode(dir))
+        Isabelle_System.copy_file(jar_dir + Path.explode(file), target)
+      }
+
+      File.set_executable(component_dir.path + Path.explode("x86_64-windows/sqlitejdbc.dll"), true)
+    }
+  }
+
+
+  /* Isabelle tool wrapper */
+
+  val isabelle_tool =
+    Isabelle_Tool("component_sqlite", "build Isabelle sqlite-jdbc component from official download",
+      Scala_Project.here,
+      { args =>
+        var target_dir = Path.current
+        var download_url = default_download_url
+
+        val getopts = Getopts("""
+Usage: isabelle component_sqlite [OPTIONS] DOWNLOAD
+
+  Options are:
+    -D DIR       target directory (default ".")
+    -U URL       download URL
+                 (default: """" + default_download_url + """")
+
+  Build sqlite-jdbc component from the specified download URL (JAR), see also
+  https://github.com/xerial/sqlite-jdbc and
+  https://oss.sonatype.org/content/repositories/releases/org/xerial/sqlite-jdbc
+""",
+          "D:" -> (arg => target_dir = Path.explode(arg)),
+          "U:" -> (arg => download_url = arg))
+
+        val more_args = getopts(args)
+        if (more_args.nonEmpty) getopts.usage()
+
+        val progress = new Console_Progress()
+
+        build_sqlite(download_url = download_url, progress = progress, target_dir = target_dir)
+      })
+}