What are some alternatives?
When comparing SiteWiki.co and DRKSpiderJava, you can also consider the following products
SiteData.co - Website Analysis Tools
Meta Forensics - Meta Forensics is a website architecture, internal link and SEO analysis tool that helps identify...
SiteAuditTools.com - Website Audit & Analysis Tools
LinkChecker - LinkChecker is a free, GPL licensed website validator.
SiteAuditTool.com - Generate Website Audit Reports
Dead Link Checker - Check for broken links on any website