OpenChange vs risiOS
A side-by-side look at OpenChange and risiOS. For an in-depth review of either product, follow the links below.
OpenChange
Office & Productivity
OpenChange is an open source implementation of Microsoft Exchange Server that allows Linux and UNIX servers to interoperate with Microsoft Exchange clients. It provides compatibility with Exchange protocols like MAPI, EMS, and OAB.
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risiOS
Os & Utilities
risiOS is an open-source operating system designed for iPhones and iPads. It provides an alternative iOS experience with more customization options and greater user control over the device.
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