Oracle SQL Developer version 21.4.3 is a critical maintenance update released in March 2022 to address specific performance and security issues found in the 21.4 series. Key Fixes in 21.4.3
Standard package for Mac users; no separate Java installation needed for recent builds. Linux RPM/No JDK
For users with Oracle Support accounts, this offers verified older builds. download sql developer 21.4.3
Windows (PowerShell):
Oracle requires you to click "Accept License Agreement" before the download begins. This is mandatory even for free tools. Oracle SQL Developer version 21
While 21.4.3 remains available, the current stable version as of April 2026 is SQL Developer 24.3.1
Important: SQL Developer 21.4.3 is an Oracle product. The instructions below assume you want the official Oracle SQL Developer release 21.4.3. If you need a different vendor build or a more recent version, choose that instead. While 21
: For standard Linux distributions. Requires a separate JDK 8 or 11 installation. Key Improvements in 21.4.3
Once upon a time in the bustling world of database management, developers everywhere were buzzing about a specific release: Oracle SQL Developer 21.4.3. Released in early 2022, this version wasn't just another update; it was a refined tool designed to make querying, scripting, and data modeling more seamless than ever.