Elastix vs Red Pen
A side-by-side look at Elastix and Red Pen. For an in-depth review of either product, follow the links below.
Elastix
Network & Admin
Elastix is an open source unified communications server software that combines IP PBX, email, IM, faxing, and collaboration features. It is built on top of free open source software like Asterisk, HylaFAX, Openfire, and Postfix.
unified-communicationsip-pbxvoipopen-source
Red Pen
Office & Productivity
Red Pen is an open-source proofreading tool for identifying writing issues in documents. It checks for spelling, grammar, style, and localization issues in over 20 languages.
proofreadingeditingwritinggrammar-checkspell-check
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