4 >Privoxy Copyright, License and History</TITLE
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39 >Privoxy Developer Manual</TH
74 >9. Privoxy Copyright, License and History</A
77 > Copyright © 2001, 2002 by Privoxy Developers <TT
80 HREF="mailto:developers@privoxy.org"
81 >developers@privoxy.org</A
85 > Some source code is based on code Copyright © 1997 by Anonymous Coders
86 and Junkbusters, Inc. and licensed under the <I
103 > is free software; you can
104 redistribute it and/or modify it under the terms of the
109 >, version 2, as published by the Free Software Foundation.</P
111 > This program is distributed in the hope that it will be useful, but WITHOUT
112 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
113 FITNESS FOR A PARTICULAR PURPOSE. See the
116 >GNU General Public License</I
119 more details, which is available from the Free Software Foundation, Inc, 59
120 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</P
122 > You should have received a copy of the <A
123 HREF="http://www.gnu.org/copyleft/gpl.html"
127 >GNU General Public License</I
130 along with this program; if not, write to the <P
132 > Free Software<br>
133 Foundation, Inc. <SPAN
135 >59 Temple Place</SPAN
136 > - Suite 330<br>
162 > In the beginning, there was the
164 HREF="http://www.junkbusters.com/ijb.html"
168 >Internet Junkbuster</SPAN
171 by Anonymous Coders and <A
172 HREF="http://www.junkbusters.com/"
176 >. It saved many users a lot of pain in the early days of
177 web advertising and user tracking.</P
179 > But the web, its protocols and standards, and with it, the techniques for
180 forcing users to consume ads, give up autonomy over their browsing, and
181 for spying on them, kept evolving. Unfortunately, the <SPAN
185 > did not. Version 2.0.2, published in 1998, was
186 (and is) the last official
188 HREF="http://www.junkbusters.com/ijbdist.html#release"
193 HREF="http://www.junkbusters.com"
195 >Junkbusters Corporation</A
197 Fortunately, it had been released under the GNU
199 HREF="http://www.gnu.org/licenses/gpl.html"
202 >, which allowed further
203 development by others.</P
205 > So Stefan Waldherr started maintaining an
207 HREF="http://www.waldherr.org/junkbuster/"
209 >improved version of the
211 >, to which eventually a number of people contributed patches.
212 It could already replace banners with a transparent image, and had a first
213 version of pop-up killing, but it was still very closely based on the
214 original, with all its limitations, such as the lack of HTTP/1.1 support,
215 flexible per-site configuration, or content modification. The last release
216 from this effort was version 2.0.2-10, published in 2000.</P
220 HREF="http://www.privoxy.org/user-manual/copyright.html#AUTHORS"
224 picked up the thread, and started turning the software inside out, upside down,
225 and then reassembled it, adding many
227 HREF="http://www.privoxy.org/user-manual/introduction.html#FEATURES"
233 > The result of this is <SPAN
237 stable release, 3.0, is due in May 2002.</P
280 >Contacting the developers, Bug Reporting and Feature Requests</TD