| Tool | Why use it | | --- | --- | | | Newer, includes JDK. Easier install. | | DBeaver | Great for multi-database environments. | | DataGrip | Commercial, but excellent for large codebases. | | SQLcl | Command-line interface (also from Oracle). |
Remember: always check the official Oracle archive, manually verify the hash, and use JDK 11. With those steps completed, you’ll have a stable, powerful Oracle IDE ready for your daily development tasks. download sql developer 21.4.3
| Filename | Platform | Notes | | --- | --- | --- | | sqldeveloper-21.4.3-063.0637-windows-x64.zip | Windows 64-bit | Most common | | sqldeveloper-21.4.3-063.0637-macos-x64.dmg | macOS | Intel-based Macs | | sqldeveloper-21.4.3-063.0637-linux-x64.zip | Linux | RPM and .tar.gz variants | | sqldeveloper-21.4.3-063.0637-no-jre.zip | All platforms | Only if you have JDK 11 | Choose the -no-jre version only if you are certain your JDK 11 is correctly configured. Step 3: Accept the Oracle License Agreement Oracle requires you to click "Accept License Agreement" before the download begins. This is mandatory even for free tools. Step 4: Download the File Click the appropriate link. The file size is approximately 400–500 MB (compressed). Use a download manager for stable connections. Step 5: Verify File Integrity (Optional but Recommended) After download, compute the SHA-256 hash. On Windows PowerShell: | Tool | Why use it | | --- | --- | | | Newer, includes JDK
Leave a comment below (or consult the Oracle Community forums) – thousands of developers still rely on this exact release every day. Last updated: October 2025. Information accurate for Oracle SQL Developer version 21.4.3 build 063.0637. | | DataGrip | Commercial, but excellent for large codebases
is one such milestone. It represents a stable, mature build from the 21.x release cycle, known for its robust JSON support, REST data services enhancements, and reliable migration tools. If you have landed on this page searching for "download sql developer 21.4.3" , you likely need this exact version.
When working with Oracle databases, having the right Integrated Development Environment (IDE) is crucial. Oracle SQL Developer remains the gold standard—free, feature-rich, and constantly evolving. However, not every organization or developer wants the very latest version. Sometimes, you need a specific, proven release for compatibility with legacy systems, internal documentation, or established team workflows.