4 >Privoxy Copyright, License and History</TITLE
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40 >Privoxy Developer Manual</TH
78 >9. Privoxy Copyright, License and History</H1
80 > Copyright © 2001 - 2006 by Privoxy Developers <TT
83 HREF="mailto:ijbswa-developers@lists.sourceforge.net"
84 >ijbswa-developers@lists.sourceforge.net</A
88 > Some source code is based on code Copyright © 1997 by Anonymous Coders
89 and Junkbusters, Inc. and licensed under the <I
106 > is free software; you can
107 redistribute it and/or modify it under the terms of the
112 >, version 2, as published by the Free Software Foundation.</P
114 > This program is distributed in the hope that it will be useful, but WITHOUT
115 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
116 FITNESS FOR A PARTICULAR PURPOSE. See the
119 >GNU General Public License</I
122 more details, which is available from the Free Software Foundation, Inc,
123 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA</P
125 > You should have received a copy of the <A
126 HREF="http://www.gnu.org/copyleft/gpl.html"
130 >GNU General Public License</I
133 along with this program; if not, write to the <P
135 > Free Software<br>
136 Foundation, Inc. <SPAN
138 >51 Franklin Street, Fifth Floor</SPAN
165 > Along time ago, there was the
167 HREF="http://www.junkbusters.com/ijb.html"
171 >Internet Junkbuster</SPAN
174 by Anonymous Coders and <A
175 HREF="http://www.junkbusters.com/"
179 >. This saved many users a lot of pain in the early days of
180 web advertising and user tracking.</P
182 > But the web, its protocols and standards, and with it, the techniques for
183 forcing ads on users, give up autonomy over their browsing, and
184 for tracking them, keeps evolving. Unfortunately, the <SPAN
188 > did not. Version 2.0.2, published in 1998, was
189 (and is) the last official
191 HREF="http://www.junkbusters.com/ijbdist.html#release"
196 HREF="http://www.junkbusters.com"
198 >Junkbusters Corporation</A
200 Fortunately, it had been released under the GNU
202 HREF="http://www.gnu.org/licenses/gpl.html"
205 >, which allowed further
206 development by others.</P
208 > So Stefan Waldherr started maintaining an
210 HREF="http://www.waldherr.org/junkbuster/"
212 >improved version of the
214 >, to which eventually a number of people contributed patches.
215 It could already replace banners with a transparent image, and had a first
216 version of pop-up killing, but it was still very closely based on the
217 original, with all its limitations, such as the lack of HTTP/1.1 support,
218 flexible per-site configuration, or content modification. The last release
219 from this effort was version 2.0.2-10, published in 2000.</P
223 HREF="http://www.privoxy.org/user-manual/copyright.html#AUTHORS"
227 picked up the thread, and started turning the software inside out, upside down,
228 and then reassembled it, adding many
230 HREF="http://www.privoxy.org/user-manual/introduction.html#FEATURES"
236 > The result of this is <SPAN
240 stable version, 3.0, was released August, 2002.
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288 >Contacting the developers, Bug Reporting and Feature Requests</TD