| Cioina | | Mathematical parser and symbolic differentiator (Windows .dll and Linux .so files), and Delphi, Kylix, C++ Builder, C#, VB using examples. [Commercial] |
| CMATH | | Assembler written complex number math library (single, double and extended precisions), intended as a high-quality replacement for the available C++ complex class libraries, and as an add on for Pascal or Delphi. |
| ComISDN | | Advanced TAPI Service Provider (TSP) for COmputer Telephony Integration and IP Telephony. |
| ConvertSpot | | Provide COM/DLL components to convert PDF to XML, PDF to text, MS Word to text, PowerPoint to text, Excel to text, Excel to xml, Excel to CSV. |
| DC Micro Development, Inc. | | Cross-platform development libraries for C/C++ and Visual Basic. Products include libraries for data compression, TCP/IP protocols, dynamic html emission, and help authoring software. |
| Developer City: Free Programming Resources: Libraries | | A variety of free libraries, with or without source code, for: accessing databases (with/without ODBC, SQL), encryption, graphics/images, compression, fonts, GUI's, 3D engines, 2D engines, and sockets programming. |
| DllDump | | A collection of over 700 DLL files. |
| DMM_Windows_DLL | | A Win32 library allows to adjust shapes of windows and to work with translucence and transparency of the windows. All the functions can be combined with one another so that interesting effects in the windows can appear. [Commercial] |
| DoneEx Software | | Software tools for developing desktop applications, including: DoneEx AppBinder ActiveX - allows launch DOS or Win32 console programs from application and to capture the standard input and output data streams of launched program; DoneEx AppBinder DLL - help organize data exchange between program and any other programs which use the standard input/output streams; DoneEx INI-File Manager Library - allows manipulate with INI-file by the easiest way. |
| DSX | | Developer of ActiveX, Win32 DLL, and JavaBean tools for barcode solutions. |
| HtmLayout | | A small, fast embeddable HTML renderer, HTML layout manager and HTML printing DLL for Windows. [Commercial] |
| MultiMedia SoftWare | | 32 bit DLLs for Windows: component for MS Windows Mixer controlling, component for any windows controlling. [Commercial] |
| MySoftwareStudio.com | | Reusable software components written in PHP, JAVA, C++, C#, Perl. Packages include full documented source code, tutorials, and example implementations. [Commercial] |
| Nine-9s | | Protocol stack software for telecom and data communications protocols in source code. Also video and audio codecs. |
| OpenML (Open Media Library) | | A cross-platform standard programming environment for capturing, transporting, processing, displaying, and synchronizing digital media (2D and 3D graphics, audio and video processing, I/O, and networking). | |
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