Apotheke is a separate Nautilus view, which gives you detailed information about CVS managed directories.

A CVS plugin for Borland C++ Builder and Delphi. Free software.

Graphical front end for CVS client (runs under KDE / Qt). Free software.

Tool for solving conflicts when merging. Win32. Free software (GPL).

A simple CVS client that bypass any firewall blocking port 2401 (used by cvs). It relies on the ViewCVS web interface to the repository to work. To use when all other solutions (SSH...) fail

CvsIn is a DevStudio Add-in for CVS. Free software.

Metrowerks CodeWarrior for Mac OS plugin. Needs MacCVS. Non-free shareware.

A few tips to configure WinCVS 1.3 for authentication with OpenSSH, as it seems that the documented method does not work.

CVS SCC plugin for Kawa, Microsoft Visual Studio and other compliant IDEs. Free software.

Cross platform CVS client written entirely in Java, which provides a command based and graphical interface. Free software.

Graphical front end for the CVS client (runs under KDE / Qt). Free software. Web site in German, English, and Spanish.

Mac OS based CVS client. Free software, GNU public license.

MacCVSClient is a free CVS client running on Mac OS 7.1 and later.

A CVS client library written entirely in C# for the .NET platform. It is implemented as an assembly, and thus can easily be incorporated into other projects. Free software (LGPL).

A GNOME front-end to CVS. Free software.

Plugin to connect CVS repositories with MS SCC enabled IDE's like Microsoft Developer Studio.

Java based CVS client running on several platforms. Closed source. 'Foundation' is for free. 'Professional' is for sale.

A graphical user interface for the CVS revision control system, with enhacements to permit browsing the repository. Written in Tcl/Tk. Free software.

Lets you work with files under CVS version control directly from Windows Explorer [free, GNU public license].

Introduction to tkCVS, available in PDF, PostScript, MS-Word.

visualCVS graphical front end to CVS. Works for Windows, Linux and Solaris. Non-free and Commercial software.

A Windows front-end for CVS written in C++ and distributed as free software under GNU General Public License (GPL).