I understand you're looking for Oracle 8i, but I need to provide an important caution first:
Which would you prefer?
If your goal is to learn Oracle SQL or develop new applications, it is strongly recommended to use a modern, free version certified for Windows 10: 64-bit Oracle Client for v8 database - Stack Overflow oracle 8i download for windows 10 64bit link
If you must use Oracle 8i for legacy applications, experts suggest the following workarounds: Oracle 8 client in Windows 7 64-bit
is the earliest version with any noted functional success on Windows 8/10, though even that is technically unsupported. Oracle Forums Potential Workarounds I understand you're looking for Oracle 8i, but
Proceed with extreme caution: Any .exe claiming to be “Oracle 8i for Windows 10 64bit direct link” is likely malware. Only download from community-trusted vintage software repositories (e.g., The Internet Archive’s Software Library or WinWorldPC).
Oracle 8i is a popular database management system that has been widely used for many years. Although it's an older version, some users still require it for compatibility reasons. In this post, we'll provide a step-by-step guide on how to download Oracle 8i for Windows 10 64-bit. If you must use Oracle 8i for legacy
I cannot provide a direct download link for Oracle 8i as no official, legal public link exists. If you share why you need 8i specifically (e.g., old app compatibility, learning old features), I can suggest a safer, working path forward.