<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="utf-8"><meta name="generator" content="pdf2htmlEX"><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/base.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/18208875/raw.css"><script src="https://csdnimg.cn/release/download_crawler_static/js/compatibility.min.js"></script><script src="https://csdnimg.cn/release/download_crawler_static/js/pdf2htmlEX.min.js"></script><script>try{pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({});}catch(e){}</script><title></title></head><body><div id="sidebar" style="display: none"><div id="outline"></div></div><div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/18208875/bg1.jpg"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">Advanced search</div><div class="t m0 x0 h3 y3 ff1 fs0 fc1 sc0 ls0 ws0"> </div><div class="t m0 x3 h3 y4 ff1 fs0 fc1 sc0 ls0 ws0"> <span class="fc0">IBM home</span> | <span class="fc0">Products & services</span> | <span class="fc0">Support & downloads</span> | <span class="fc0">My account</span></div><div class="t m0 x4 h4 y5 ff2 fs0 fc0 sc0 ls0 ws0">IBM developerWorks<span class="fc1"> : </span>Open source projects<span class="fc1"> : </span>Open source projects</div><div class="t m0 x4 h4 y6 ff2 fs0 fc0 sc0 ls0 ws0">articles</div><div class="t m0 x5 h3 y7 ff1 fs0 fc1 sc0 ls0 ws0">Common Public License (CPL) Frequently asked questions</div><div class="t m0 x6 h3 y8 ff1 fs0 fc1 sc0 ls0 ws0"> </div><div class="t m0 x4 h3 y9 ff1 fs0 fc1 sc0 ls0 ws0">For informational purposes only</div><div class="t m0 x4 h3 ya ff1 fs0 fc1 sc0 ls0 ws0">June 2002</div><div class="t m0 x7 h3 yb ff1 fs0 fc1 sc0 ls0 ws0">This FAQ provides answers to commonly asked questions related to the CPL. It is provided</div><div class="t m0 x7 h3 yc ff1 fs0 fc1 sc0 ls0 ws0">for informational purposes only. It is not part of, nor does it modify, amend, or supplement</div><div class="t m0 x7 h3 yd ff1 fs0 fc1 sc0 ls0 ws0">the terms of the CPL. The CPL is a legal agreement that governs the rights granted to</div><div class="t m0 x7 h3 ye ff1 fs0 fc1 sc0 ls0 ws0">material licensed under it, so please read it carefully. If there is any conflict between this</div><div class="t m0 x7 h3 yf ff1 fs0 fc1 sc0 ls0 ws0">FAQ and the CPL, the terms of the CPL shall govern. This FAQ should not be regarded as</div><div class="t m0 x7 h3 y10 ff1 fs0 fc1 sc0 ls0 ws0">legal advice. If you need legal advice, you must contact your own lawyer.</div><div class="t m0 x7 h4 y11 ff2 fs0 fc1 sc0 ls0 ws0">What is the relationship between the IBM Public License (IPL) and the Common Public</div><div class="t m0 x7 h4 y12 ff2 fs0 fc1 sc0 ls0 ws0">License (CPL)?</div><div class="t m0 x7 h3 y13 ff1 fs0 fc1 sc0 ls0 ws0">The IPL was IBM's first Open Source license. The CPL is essentially the next version of the IPL.</div><div class="t m0 x8 h3 y14 ff1 fs0 fc1 sc0 ls0 ws0">1. </div><div class="t m0 x7 h4 y15 ff2 fs0 fc1 sc0 ls0 ws0">Why was the IPL written?</div><div class="t m0 x7 h3 y16 ff1 fs0 fc1 sc0 ls0 ws0">The IPL (and the CPL) goes to great lengths to support and encourage the collaborative Open</div><div class="t m0 x7 h3 y17 ff1 fs0 fc1 sc0 ls0 ws0">Source development of the code base, while maximizing the code's ability to be used and</div><div class="t m0 x7 h3 y18 ff1 fs0 fc1 sc0 ls0 ws0">integrated with software licensed under other licenses, including many commercial licenses.</div><div class="t m0 x8 h3 y19 ff1 fs0 fc1 sc0 ls0 ws0">2. </div><div class="t m0 x7 h4 y1a ff2 fs0 fc1 sc0 ls0 ws0">Why was the CPL written?</div><div class="t m0 x7 h3 y1b ff1 fs0 fc1 sc0 ls0 ws0">The CPL was written to generalize the usage terms of the IPL so that any Open Source originator</div><div class="t m0 x7 h3 y1c ff1 fs0 fc1 sc0 ls0 ws0">could use the terms found in the IPL . Thus, the CPL is suitable to be used by all.</div><div class="t m0 x8 h3 y1d ff1 fs0 fc1 sc0 ls0 ws0">3. </div><div class="t m0 x7 h4 y1e ff2 fs0 fc1 sc0 ls0 ws0">What is the latest version of the CPL?</div><div class="t m0 x7 h3 y1f ff1 fs0 fc0 sc0 ls0 ws0">Version 1.0<span class="fc1"> is the latest version. The initial version was designated 0.5 before its widespread use</span></div><div class="t m0 x7 h3 y20 ff1 fs0 fc1 sc0 ls0 ws0">with the introduction of Eclipse, an Open Source project focused on a development platform for</div><div class="t m0 x7 h3 y21 ff1 fs0 fc1 sc0 ls0 ws0">integrated application development tools. For more information on Eclipse, visit <span class="fc0">eclipse.org</span>.</div><div class="t m0 x8 h3 y22 ff1 fs0 fc1 sc0 ls0 ws0">4. </div><div class="t m0 x7 h4 y23 ff2 fs0 fc1 sc0 ls0 ws0">Is the CPL approved by the Open Source Initiative (OSI)?</div><div class="t m0 x7 h3 y24 ff1 fs0 fc1 sc0 ls0 ws0">Yes, the CPL has been approved. Version 0.5 was approved in May 2001. Version 1.0, which</div><div class="t m0 x7 h3 y25 ff1 fs0 fc1 sc0 ls0 ws0">corrected a minor typographical error, was posted on the OSI site in June 2002. The IPL was</div><div class="t m0 x7 h3 y26 ff1 fs0 fc1 sc0 ls0 ws0">approved in August 1999. See the complete <span class="fc0">list of OSI-approved licenses</span>.</div><div class="t m0 x8 h3 y27 ff1 fs0 fc1 sc0 ls0 ws0">5. </div><div class="t m0 x7 h4 y28 ff2 fs0 fc1 sc0 ls0 ws0">What is required for OSI license approval?</div><div class="t m0 x7 h3 y29 ff1 fs0 fc1 sc0 ls0 ws0">A license qualifies for OSI approval if it conforms to the OSI's "Open Source Definition" or</div><div class="t m0 x7 h3 y2a ff1 fs0 fc1 sc0 ls0 ws0">"OSD." The OSD covers nine topics of concern. Chief among these is the requirement that a</div><div class="t m0 x7 h3 y2b ff1 fs0 fc1 sc0 ls0 ws0">license not restrict any party from selling or giving away the software. Further, the Program must</div><div class="t m0 x7 h3 y2c ff1 fs0 fc1 sc0 ls0 ws0">include source code, must allow distribution in source code as well as compiled form, and must</div><div class="t m0 x7 h3 y2d ff1 fs0 fc1 sc0 ls0 ws0">allow modifications and derived works. Find more information on the <span class="fc0">OSD</span> at opensource.org.</div><div class="t m0 x8 h3 y2e ff1 fs0 fc1 sc0 ls0 ws0">6. </div><div class="t m0 x7 h4 y2f ff2 fs0 fc1 sc0 ls0 ws0">What are the business advantages of the Open Source model?</div><div class="t m0 x7 h3 y30 ff1 fs0 fc1 sc0 ls0 ws0">An Open Source community provides a way for individuals and companies to collaborate on</div><div class="t m0 x7 h3 y31 ff1 fs0 fc1 sc0 ls0 ws0">projects that none could achieve on their own.</div><div class="t m0 x8 h3 y32 ff1 fs0 fc1 sc0 ls0 ws0">7. </div></div><div class="c x9 y33 w3 h5"><div class="t m0 x5 h6 y34 ff3 fs1 fc1 sc0 ls0 ws0">.................</div></div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div></body></html>