|
==Legality==
In 1998, the [[DMCA]] added rules to the [[United States Code]] ([[Online Copyright Infringement Liability Limitation Act#§ 512(b) System Caching Safe Harbor|17 U.S.C. §: 512]]) that exempts system operators from [[copyright]] liability for the purposes of caching.
==Server-side software==
This is a list of server-side web caching software.
{| style="font-size: 85%; text-align: center; width: auto;" class="sortable wikitable"
|-
!rowspan="2"|Name
!colspan="3"|Operating system
!rowspan="2"|Forward<br />mode
!rowspan="2"|Reverse<br />mode
!rowspan="2"|License
|-
![[Microsoft Windows|Windows]]
![[Unix-like]]
!Other
|-
! scope="row" |[[Apache HTTP Server]]
| {{yes}}
| {{yes|OS X, Linux, Unix, FreeBSD, Solaris, Novell NetWare}}
| {{yes|OS/2, TPF, OpenVMS, eComStation}}
|{{Yes}}
|
| {{open source|[[Apache 2.0]]}}
|-
! scope="row" | [[aiScaler]] Dynamic Cache Control
| {{no}}
| {{yes|[[Linux]]}}
| {{no}}
|
|
| {{Proprietary}}
|-
! scope="row" | [[ApplianSys#CACHEbox|ApplianSys CACHEbox]]
| {{no}}
| {{yes|[[Linux]]}}
| {{no}}
|
|
| {{Proprietary}}
|-
! scope="row" | [[Blue Coat Systems|Blue Coat]] ProxySG
| {{no}}
| {{no}}
| {{yes2|SGOS}}
| {{Yes}}
| {{Yes}}
| {{Proprietary}}
|-
! scope="row" | [[Nginx]]
| {{yes}}
| {{yes|[[Linux]], [[BSD]], [[OS X]], [[Solaris (operating system)|Solaris]], [[AIX]], [[HP-UX]]}}
| {{yes}}
| {{Yes}}
| {{Yes}}
| {{open source|2-clause [[BSD licenses|BSD]]-like}}
|-
! scope="row" | [[Microsoft Forefront Threat Management Gateway]]
| {{yes}}
| {{no}}
| {{no}}
| {{Yes}}
| {{Yes}}
| {{Proprietary}}
|-
! scope="row" | [[Polipo]]
| {{yes}}
| {{yes|[[OS X]], [[Linux]], [[OpenWrt]], [[FreeBSD]]}}
| {{dunno}}
| {{Yes}}
| {{Yes}}
| {{open source|[[MIT License]]}}
|-
! scope="row" | [[Squid (software)|Squid]]
| {{yes}}
| {{yes|[[Linux]]}}
| {{dunno}}
| {{Yes}}
| {{Yes}}
| {{open source|[[GPL]]}}
|-
! scope="row" | [[Traffic Server]]
| {{dunno}}
| {{yes|[[Linux]]}}
| {{dunno}}
| {{Yes}}
| {{Yes}}
| {{open source|[[Apache 2.0]]}}
|-
! scope="row" | Untangle
| {{no}}
| {{yes|[[Linux]]}}
| {{no}}
| {{Yes}}
| {{Yes}}
| {{Proprietary}}
|-
! scope="row" | [[Varnish (software)|Varnish]]
| {{no}}
| {{yes|[[Linux]]}}
| {{no}}
| {{Needs}} a VMOD
| {{Yes}}
| {{open source|[[BSD licenses|BSD]]}}
|-
! scope="row" | [[WinGate]]
| {{yes}}
| {{no}}
| {{no}}
| {{Yes}}
| {{Yes}}
| {{Proprietary}} (Free for 8 users)
|-
! scope="row" |Nuster
| {{no}}
| {{yes|[[Linux]]}}
| {{no}}
| {{Yes}}
| {{Yes}}
| {{open source|[[GPL]]}}
|-
![[McAfee]] Web Gateway
| {{no}}
| {{yes2|McAfee Linux Operating System}}
| {{no}}
| {{Yes}}
| {{Yes}}
| {{Proprietary}}
|}
== See also ==
| 
