What are some alternatives?
When comparing Open Site Explorer and Ahrefs, you can also consider the following products
Majestic - Majestic - Link intelligence tools for SEO and Internet PR and Marketing. Site Explorer shows inbound link and site summary data.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Screaming Frog - Screaming Frog is search engine marketing agency offering search engine optimisation and pay-per-click advertising services.
Moz - Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
Serpstat - Search analytics, Rank tracking, Backlink analysis and Site Audit tool.
Conductor Searchlight - Conductor Searchlight, generates customer intent insights that lead to compelling content, increased traffic, and higher organic marketing ROI.