You can download Oracle SQL Developer 20.4.1 directly from Oracle’s archive:
Here is the optimized content for — suitable for a blog post, software repository, documentation page, or internal IT knowledge base. Option 1: Blog / How-To Post Title: How to Download Oracle SQL Developer 20.4.1 (Archive Version) Oracle Sql Developer Download 20.4.1
Oracle SQL Developer 20.4.1 is a stable, production release from late 2020. While Oracle now offers newer versions (22.x, 23.x, 24.x), version 20.4.1 is still widely used by teams with specific JDK 8 compatibility requirements or legacy database environments (Oracle 11g/12c). You can download Oracle SQL Developer 20
Legacy system support – Oracle 11g, 12c, and 18c environments that require JDK 8. Oracle Sql Developer Download 20.4.1