1. HCL 连接：
HCL Connections 是 HCL Technologies 提供的存储软件。它由 IBM 开发，但 HCL 在 2019 年收购了它。它是一个企业协作平台，可帮助团队更高效地工作。它由 IBM 于 2007 年推出。它提供 5 GB 的免费存储空间。它为付费帐户提供有限的存储空间。它早先被称为 IBM Connections。
2.乌拉：
Wuala 是一种文件同步服务、文件存储服务、文件版本控制服务和备份存储服务，最初由 Caleido Incorporation 提供，但后来归希捷科技所有。它是由Dominik Grolimund和Luzius Meisserin 开发的。它主要是使用Java开发的。它提供了 5 GB 的免费存储空间。它于2008年推出。
HCL Connections 和 Wuala 之间的区别：
| HCL CONNECTIONS | WUALA |
|---|---|
| It is owned by HCL Technologies. | Originally owned by Caleido Incorporation but was later owned by Seagate Technology. |
| It was launched in 2007. | It was launched in 2008. |
| It offers 5 GB free storage space. | It offered 5 GB free storage space but later on it was made only paid-service. |
| It was developed by IBM. | It was developed by Dominik Grolimund and Luzius Meisserin. |
| It does not provide additional free storage space for referral. | Initially it had referral system but later on referral service was suspended. |
| It has the maximum storage size of 1 TB. | Maximum storage size offered was 2 TB here. |
| It supports file versioning. | It also supported file versioning. |
| It does not provide ability to trade local disk storage space. | It provided ability to trade local disk storage space against cloud storage. |
| It is still in use. | This service was suspended in 2015. |
| It was initially called IBM Connections. | It was called Wuala from the starting. |