具有开源许可证的Slack版Open Drive (ODrive)的替代方案

• Slack
  所有平台 Windows Mac Linux Chrome OS Android iPhone Windows Phone Blackberry Blackberry 10 iPad Android Tablet Kindle Fire Windows S Web Software as a Service (SaaS) Firefox BSD Windows Mobile Slack FreeBSD Chrome Gmail Solaris Google Drive Dropbox Google Apps Trello NetBSD OpenBSD Microsoft OneDrive Motti.NET (Programming Language)
• 开源许可证
  任何牌照 免费许可证 开源许可证 商业牌照