Microsoft Visual SourceSafe, Microsoft Team Foundation Server, EasySVN, SmartSVN, Versions, ZenTao, VisualSVN, kdeSVN, Syncro SVN Client, AnkhSVN, Cornerstone, svnX, WebSVN, SnailSVN, Xversion, RabbitVCS, RapidSVN, Slik SVN, ZigVersion, SVN Notifier, SourceAnywhere, Version Control for engineers are some alternatives to TortoiseSVN.