FileProInfo.com is the file information database of over 15,000+ file types, software, free online apps/tools, so tools, guest blogs, videos, and images.
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Found great information about file extensions, software and also found the relative free online tools.
GroupDocs - GroupDocs is a web-based service for online document sharing, collaboration and management.
Convertio - File Conversion in the Cloud
Firmao CRM - CRM and ERP software for your business. Use free version for 14 days and register in Firmao.
File-Extensions.org - Large computer file extension library with detailed explanation of each file type with links to download free or associated software programs.
SugarCRM - SugarCRM enables businesses to create extraordinary customer relationships with the most innovative and affordable CRM solution in the market.
FileInfo.com - FileInfo is the central file extensions registry and contains a database of over 10,000 file types.