Subversion是一个版本控制系统，相对于的RCS、CVS，采用了分支管理系统，它的设计目标就是取代CVS。互联网上免费的版本控制服务多基于Subversion。

2012-10-09发布Subversion 1.7.7。上一个版本是2012-08-15的1.7.6
完全改进：

Version 1.7.7
(09 Oct 2012, from /branches/1.7.x)
http://svn.apache.org/repos/asf/subversion/tags/1.7.7
 User-visible changes
  - Client- and server-side bugfixes:
    * fix memory read bug (r137614)
    * update Chinese translation

  - Client-side bugfixes:
    * fix issues with applying Git patch files (r1374800, et al)
    * fix status does not descend into dir externals after upgrade (issue #4016)
    * fix file externals don't update with old mod_dav_svn (issue #4224)
    * fix external diff tool duplicates Index: lines with 'svn diff' (r1380697)
    * fix GNOME keyring library fails with very old glib (r1378847)
    * fix unknown password stores in config file cause error (r1375052)
    * fix assertions in ra_serf running against server root (r1365519, et al)
    * fix ra_serf checkout/export aborts early on Windows (issue #4174)
 
  - Server-side bugfixes:
    * fix an assert with SVNAutoVersioning in mod_dav_svn (issue #4231)
    * fix unbounded memory use with SVNPathAuthz short_circuit (r1387943)
    * fix svndumpfilter exclude --targets requires leading slash (issue #4234)
    * fix connection ttl for memcache should be 50 seconds (r1391641)
    * stabilize order of paths in dumpfiles with APR 1.4.6 (r1344864, et al)

 Developer-visible changes:
  - General:
    * print "All tests successful" at the end of 'make check' (r1375089)
    * fix sandbox violation in a test (r1371282)
    * fix tests fail when running within a format 30 WC (r1391188, et al)
    * fix return value of svn_client_update4() incorrect (r1380295)
    * fix make check summary missing test failures (r1390965)
    * fix build does not fail when apache httpd is not available (r1374198)

  - Bindings:
    * fix swig-pl build fails with swig 2.0.7 and newer. (r1389658)
    * fix swig-py runtime problems with swig 2.0.5 and newer (r1351117)

下载：http://www.apache.org/dist/subversion/subversion-1.7.7.tar.bz2