sudo unzip sqldeveloper-21.4.3.063.0100-no-jre.zip -d /opt/
Sometimes adding JVM arguments can resolve startup issues.
Version 21.4.3 (full version 21.4.3.063.0100) is a mature and stable release that addresses several critical bug fixes, including performance improvements to prevent significant slowness when executing queries and a security fix related to registry access on Windows. Its biggest advantage is that it completely eliminates the need for a traditional Oracle client, using a high-performance, embedded JDBC thin driver to connect directly to your Oracle database. download sql developer 21.4.3
Downloading and installing SQL Developer 21.4.3 is a straightforward process that can be completed in a few steps. This version offers several exciting features and enhancements that make it an essential tool for database professionals. By following this guide, you can quickly get started with SQL Developer 21.4.3 and start taking advantage of its powerful features.
Once the download is complete, follow these steps to install SQL Developer 21.4.3: sudo unzip sqldeveloper-21
| Operating System | File Name | Size | Description | | :--- | :--- | :--- | :--- | | | sqldeveloper-21.4.3.063.0100-x64.zip | ~435 MB | Includes bundled JDK, no separate Java installation needed | | Windows 32/64-bit (no JDK) | sqldeveloper-21.4.3.063.0100-no-jre.zip | ~250 MB | Requires separate JDK installation | | Mac OS X | sqldeveloper-21.4.3.063.0100-macosx.tar.gz | ~250 MB | Native Mac application bundle | | Linux (no JDK) | sqldeveloper-21.4.3.063.0100-no-jre.zip | ~250 MB | Requires separate JDK installation |
The installation process varies slightly depending on whether you download the bundle with an included Java runtime environment. Windows Installation (With JDK Included) Download the Windows 64-bit bundle with JDK 8 included. Downloading and installing SQL Developer 21
: Certified for Windows (7, 8, 10, and Server 2008/2012), Linux, and macOS. Java Requirements : Requires Oracle Java 8 or 11
java -version
: When you first launch the application, you will be prompted to provide the path to your JDK folder (e.g., C:\Program Files\Java\jdk1.8.0_181 Latest Version Note (April 2026)
Oracle SQL Developer 21.4.3 is a highly stable, widely used release of Oracle’s free graphical tool for database development. It simplifies the management of Oracle Databases both on-premises and in the cloud. This comprehensive guide will walk you through the exact steps to safely download, install, and configure version 21.4.3 on your system. Why Choose SQL Developer Version 21.4.3?