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   4 >Privoxy Copyright, License and History</TITLE
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  72 CLASS="SECT1"
  73 ><H1
  74 CLASS="SECT1"
  75 ><A
  76 NAME="COPYRIGHT">9. Privoxy Copyright, License and History</H1
  77 ><P
  78 > Copyright © 2001, 2002 by Privoxy Developers <TT
  79 CLASS="EMAIL"
  80 >&#60;<A
  81 HREF="mailto:developers@privoxy.org"
  82 >developers@privoxy.org</A
  83 >&#62;</TT
  84 ></P
  85 ><P
  86 > Some source code is based on code Copyright © 1997 by Anonymous Coders
  87  and Junkbusters, Inc. and licensed under the <I
  88 CLASS="CITETITLE"
  89 >GNU General Public
  90  License</I
  91 >.</P
  92 ><DIV
  93 CLASS="SECT2"
  94 ><H2
  95 CLASS="SECT2"
  96 ><A
  97 NAME="AEN1170">9.1. License</H2
  98 ><P
  99 > <SPAN
 100 CLASS="APPLICATION"
 101 >Privoxy</SPAN
 102 > is free software; you can
 103  redistribute it and/or modify it under the terms of the
 104  <I
 105 CLASS="CITETITLE"
 106 >GNU General Public
 107  License</I
 108 >, version 2, as published by the Free Software Foundation.</P
 109 ><P
 110 > This program is distributed in the hope that it will be useful, but WITHOUT
 111  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 112  FITNESS FOR A PARTICULAR PURPOSE.  See the
 113  <I
 114 CLASS="CITETITLE"
 115 >GNU General Public License</I
 116 > for
 117
 118  more details, which is available from the Free Software Foundation, Inc, 59
 119  Temple Place - Suite 330, Boston, MA  02111-1307, USA.</P
 120 ><P
 121 > You should have received a copy of the <A
 122 HREF="http://www.gnu.org/copyleft/gpl.html"
 123 TARGET="_top"
 124 > <I
 125 CLASS="CITETITLE"
 126 >GNU General Public License</I
 127 ></A
 128 >
 129  along with this program; if not, write to the <P
 130 CLASS="ADDRESS"
 131 >&nbsp;Free&nbsp;Software<br>
 132 &nbsp;Foundation,&nbsp;Inc.&nbsp;<SPAN
 133 CLASS="STREET"
 134 >59 Temple Place</SPAN
 135 >&nbsp;-&nbsp;Suite&nbsp;330<br>
 136 &nbsp;<SPAN
 137 CLASS="CITY"
 138 >Boston</SPAN
 139 >,&nbsp;<SPAN
 140 CLASS="STATE"
 141 >MA</SPAN
 142 >&nbsp;<SPAN
 143 CLASS="POSTCODE"
 144 >02111-1307</SPAN
 145 ><br>
 146 &nbsp;<SPAN
 147 CLASS="COUNTRY"
 148 >USA</SPAN
 149 >&nbsp;</P
 150 ></P
 151 ></DIV
 152 ><DIV
 153 CLASS="SECT2"
 154 ><H2
 155 CLASS="SECT2"
 156 ><A
 157 NAME="AEN1186">9.2. History</H2
 158 ><P
 159 > In the beginning, there was the
 160  <A
 161 HREF="http://www.junkbusters.com/ijb.html"
 162 TARGET="_top"
 163 ><SPAN
 164 CLASS="APPLICATION"
 165 >Internet Junkbuster</SPAN
 166 ></A
 167 >,
 168  by Anonymous Coders and <A
 169 HREF="http://www.junkbusters.com/"
 170 TARGET="_top"
 171 >Junkbusters
 172  Corporation</A
 173 >. It saved many users a lot of pain in the early days of
 174  web advertising and user tracking.</P
 175 ><P
 176 > But the web, its protocols and standards, and with it, the techniques for
 177  forcing  users to consume ads, give up autonomy over their browsing, and
 178  for spying on them, kept evolving. Unfortunately, the <SPAN
 179 CLASS="APPLICATION"
 180 >Internet
 181  Junkbuster</SPAN
 182 > did not. Version 2.0.2, published in 1998, was
 183  (and is) the last official
 184  <A
 185 HREF="http://www.junkbusters.com/ijbdist.html#release"
 186 TARGET="_top"
 187 >release</A
 188 >
 189  available from <A
 190 HREF="http://www.junkbusters.com"
 191 TARGET="_top"
 192 >Junkbusters Corporation</A
 193 >.
 194  Fortunately, it had been released under the GNU
 195  <A
 196 HREF="http://www.gnu.org/licenses/gpl.html"
 197 TARGET="_top"
 198 > GPL</A
 199 >, which allowed further
 200  development by others.</P
 201 ><P
 202 > So Stefan Waldherr started maintaining an
 203  <A
 204 HREF="http://www.waldherr.org/junkbuster/"
 205 TARGET="_top"
 206 >improved version of the
 207  software</A
 208 >, to which eventually a number of people contributed patches.
 209  It could already replace banners with a transparent image, and had a first
 210  version of pop-up killing, but it was still very closely based on the
 211  original, with all its limitations, such as the lack of HTTP/1.1 support,
 212  flexible per-site configuration, or content modification. The last release
 213  from this effort was version 2.0.2-10, published in 2000.</P
 214 ><P
 215 > Then, some
 216  <A
 217 HREF="http://www.privoxy.org/user-manual/copyright.html#AUTHORS"
 218 TARGET="_top"
 219 >developers</A
 220 >
 221  picked up the thread, and started turning the software inside out, upside down,
 222  and then reassembled it, adding many
 223  <A
 224 HREF="http://www.privoxy.org/user-manual/introduction.html#FEATURES"
 225 TARGET="_top"
 226 >new
 227  features</A
 228 > along the way.</P
 229 ><P
 230 > The result of this is <SPAN
 231 CLASS="APPLICATION"
 232 >Privoxy</SPAN
 233 >, whose first
 234  stable release, 3.0, was released August, 2002.
 235  </P
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