Cross-platformVPNBlocked By Someone ElseEnterpriseNon-Trivial
CredentialsSecure / In-SecureBackwards CompatibleSaneScalable
MiddlewareOut of pocketSOFTWARE DEVELOPMENT BINGO
(free square)
Lots Of EffortOpen Source
FlexibleOut sourceCan't ReplicateKnowledge BaseComponent
PrioritisePHPBackendReadableFramework

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