1)   Araxis Merge 2007.3277
Two and three-way comparison of code, web pages and other text files, or even text pasted from another application (eg Word). Synchronise folders. Perform code reviews/audits. Work with folder trees containing thousands of files. Edit files in-place.
file, folder, comparison, merging, synchronization, diff, compare, merge, sync, syncing,

 2)   Beyond Compare 2.4.1
Beyond Compare is a Windows utility that combines directory compare and file compare functions in one package. Use it to manage source code, keep directories in sync, compare program output, etc.
beyond, compare, file, folder, directory, synchronization, comparison, merge, diff, side-by-side,

 3)   zsCompare 2.42
Manually or automatically compare files, folders, text files, source code, Word documents, Excel spreadsheets, and pdf files. You can even compare files within zip files. Includes zsDuplicateHunter a powerful duplicate file finder for free!
compare, synchronize, file, folder, text, word document, excel, pdf, backup, zip,

 4)   ZSKSoft Synchronizer 2.2
Intellectual folder synchronizer; monitors actual changes. Efficient: supports regular folders, laptop, remote computer, FTP, etc. Clearly displays changes, their gravity, and the actions plan.
folder, directory, folders, directories, synchronization, sync, synchronizing, comparing, comparison, laptop,

 5)   DiffDog Standard Edition 2005
Altova DiffDog 2005 Standard Edition is the dedicated differencing utility for developers and power users. This easy, powerful synchronization tool quickly compares files and folders then highlights differences and merges content via an elegant GUI.
diff, differencing, diff files, diff xml, file comparison, file differencing, diff utility, merge files, text comparison, xml differencing,

 6)   ECMerge Pro (Linux) 1.2
ECMerge compares and merges files and folders, side-by-side or 3-way. It provides syntax colouring for C/C++, Java, HTML, ASP, PHP and many others. Save your work at intermediate situation and restart it later! Generate patch/XML/HTML reports.
tool, merge, compare, diff, files, folders, directories, 3-way, side-by-side, syntax colouring,

 7)   DiffDog Professional Edition 2008
Altova DiffDog 2008 is the developer’s dedicated differencing utility. This unique XML-aware synchronization tool quickly compares files and directories then highlights differences and merges content via its straightforward visual interface.
diff, diff/merge, differencing, diff files, diff source code, file comparison, file differencing, diff utility, merge files, text comparison,

 8)   Code Historian 2.0
Code Historian performs file-differencing and code analysis, and assists with code reviews in SourceSafe, Perforce, or CVS. No server installation. Integrates with Visual Studio 6.0, .NET, and 2003. Also available in Explorer and on command-line.
cvs, diff, perforce, sourcesafe, visual studio, .NET, analysis, file, revision, change list,

 9)   Code Metrics 1.2
Code Metrics provides project-wide reports, graphs, and data-mining drilling down into single-file analyses, visualizations, and historical information. Export data to Excel, HTML, XML, or a database.
cvs, diff, perforce, sourcesafe, visual studio, .NET, analysis, file, revision, change list,

 10)   SQLMerger 1.1
SQLMerger enables you to compare and merge data from two databases visually and automatically. All the changes are made via a SQL script automatically created and collected through time.
merge, data, sql, software, compare, diff, free, database, download, record,

 11)   Code Reviewer 1.2
Code Reviewer lets developers review each other's source code changes before they are checked into the version control system. Comment on specific lines of code. Any number of reviewers. All comments checked in when review is complete.
cvs, diff, perforce, sourcesafe, visual studio, .NET, analysis, file, revision, change list,

 12)   ECMerge Pro (Solaris) 1.2
ECMerge compares and merges files and folders, side-by-side or 3-way. It provides syntax colouring for C/C++, Java, HTML, ASP, PHP and many others. Save your work at intermediate situation and restart it later! Generate patch/XML/HTML reports.
tool, merge, compare, diff, files, folders, directories, 3-way, side-by-side, syntax colouring,

 13)   AJC Directory Synchronizer 2.4.9
AJC Directory Synchronizer makes it easy to synchronize files and compare folders between any two locations. Synchronize large numbers of files between computers, sync laptop to desktop, mirror to backup drive, sync mp3 player etc.
directory, folder, file, compare, synchronise, synchronize, diff, compare folders, compare directories, compare files,

 14)   Winalysis 3.1
Monitor for changes to files, the registry, users, groups, services, security policies, and more. Archive Event Logs from multiple computers to a central database. Restore files and the registry from snapshots. User account auditing and analysis.
Winalysis, Eventlog, Snapshot, Restore, Audit, Monitor, Forensics, SNMP, Diff, Registry,

 15)   WinMerge 2.4.6
WinMerge is a tool for visual difference display and merging, for both files and directories. Unicode support. Flexible syntax coloring editor. Windows Shell integration. Regexp filtering. Side-by-side line diff. Highlights differences inside lines.
diff, merge, text files, differencing, syncronize,

 16)   EditPad Pro 6.4.1
EditPad Pro is a powerful and versatile text editor or word processor, designed to make text editing as convenient as possible. Write and edit all your text files such as source code, scripts, web sites, logs, letters, memos, reports, articles, etc.
text, editor, edit, ediing, editors, ide, word, processor, programmer, programming,

 17)   ECMerge Standard (Linux) 1.2
ECMerge compares and merges files and folders, side-by-side. It provides syntax colouring for C/C++, Java, HTML, ASP, PHP and many others. Save your work at intermediate situation and restart it later! Generate patch/XML/HTML reports.
tool, merge, compare, diff, files, folders, directories, side-by-side, syntax colouring, comparison,

 18)   CSHTMLDiff Control 2.1.98
CSHTMLDiff Control is a powerful ActiveX control which allows you to compare two revisions of a file visually in a quick, easy and friendly way. CSHTMLDiff utilizes a robust engine that recognizes various file types, including Text, XML and HTML.
compare files, file comparison, ActiveX, control, diff, version control, revision control, html, xml, software configuration management,

 19)   ECMerge Pro (Windows) 1.2
ECMerge compares and merges files and folders, side-by-side or 3-way. It provides syntax colouring for C/C++, Java, HTML, ASP, PHP and many others. Save your work at intermediate situation and restart it later! Generate patch/XML/HTML reports.
tool, merge, compare, diff, files, folders, directories, 3-way, side-by-side, syntax colouring,

 20)   CharDiff 1.2a
Character-precise file and directory comparator. Uses web browser to give all-in-one view of compared files, w/ differences list linked to text. Directory comparisons linked to file comparisons. Purely drag&drop w/ novel DropBi technology!
file compare, file comparison, directory compare, directory comparison, diff,