Excellent Code comparison tool Beyondcompare
Software features: For comparing and merging source code
Beyond Compare is a rare professional-grade folder and file Comparison tool. It's easy to use him to compare two folders or files in a different place. And the difference between each byte is expressed in color, viewing convenience. and supports a variety of rule comparisons. To the software of the Chinese, this is definitely a rare tool. The tool has two versions of Windows and Linux
Download:
Beyond Compare v3.1.6 Chinese version
Http://www.crsky.com/soft/2975.html
Beyond Compare 3.1.6 Build 10721┊ Professional folder and file comparison ┊ Chinese Green Special edition
http://www.greendown.cn/soft/2507.html#
Beyond Compare 3.1.6 Chinese version
Http://www.onlinedown.net/soft/23172.htm
Official Download:
http://www.scootersoftware.com/download.php
Textdiff
Windows is better than a small tool with only hundreds of KB.
Textdiff is an open source text comparison tool, compared with the commercial or shared text comparison tool, although the function is weak, but has been fully able to meet the general source code comparison, modification requirements. In addition, because it is open source software, as long as you want to, you can completely according to their own requirements to transform it more powerful.
Download:
Http://www.onlinedown.net/soft/39040.htm
http://www.onegreen.net/Soft_Show.asp?SoftID=357
Winmerge 2.12.4 Multi-language version
When you have more than two text files with similar content, Winmerge can immediately come in handy to help you check the differences in the two files. If you have written a program, you will understand, when you are in the revision, the new code and the old code in the end of the difference between, it will really hurt you some brains. Or you have written more than two text files, the content is slightly different, but to start from scratch, it may be quite tiring, this time you can use Winmerge to help you automatically. Winmerge will compare the contents of the two files, and in a different way to display the high brightness, so that users can quickly find out, and you can directly to the left of the file content directly to the right, or vice versa, which is often necessary to modify the content of the file of friends, it will be quite convenient for a function.
Sky Download:
Http://www.skycn.com/soft/53238.html
The above several software overall is good, but I prefer the small software, as long as the need to achieve the function of the line, so only for the code comparison, or recommended Textdiff.
"Go" several code comparison tools