DLL Manufacturers
- Mobilogic Inc.
- Modplug Software
- Monfort Software Engineering
- Monolith Productions
- Monte Cristo Games
- MooGear
- Moore Computer Consultants, Inc.
- Morfit
- Morgan Multimedia
- MorphoLogic
- Motive Communications, Inc.
- Motorola
- Moxa Technologies Co., Ltd
- Mozilla Foundation
- MpegTV
- MS
- MSFT
- MSIT
- MUGUARD
- Multicore Ware
- MultiMedia Computer
- Musiccity Co.Ltd.
- MUSICMATCH, Inc.
- Musitek
- muvee Technologies
- M&W L.t.d
- MyInProcServer Module
- N-Trig
- NAPA, Inc.
- Natara Software, Inc.
- National Instruments
- National Land Survey of Sweden
- National Semiconductor Corporation
- Native Instruments GmbH
- NCsoft
- NCT Company
- NDT Nausedat
- NEC Electronics Inc.
- Negatory
- Neil Banfield
- Neil Hodgson
- Nemu64
- NeoAxis Group Ltd.
- NeoMagic Corporation
- Neowiz Games
- Nero AG
- Net2Phone Inc
- Netegrity Inc.
- NetManage Inc.
- Netopia, Inc.
- Netscape
- Network Associates
- New.net, Inc.
- NewNextDotMe
- newsoftinc
- NewSoft Technology Corporation
- NewTech Infosystems Inc.
- Newtonsoft
- Nexon Corp.
- NextPage, Inc.
- NextPOS Corporation
- Nico Mak Computing
- Nikon Inc.
- Nikon Corporation
- Nildram Software
- Ninject Project Contributors
- NITGEN Co., Ltd.
- Nitro PDF
- NIVAL Interactive
- NLog Dynamic Link Library
- Noice
- NooTe
- Noromaa Solutions
- Northern Codeworks
- Northport Systems Inc.
- Novalogic
- Novell
- Novicorp
- npDefaultTabSearch plugin
- NppFTP
- NrkLv Group
- NTI Corporation
- NTLM Authenticator plugin for RealMedia (32bit)
- Nuance Communications, Inc.
- NUGROOVZ
- Nullsoft Inc.
- Number Nine Visual Technology
- NUnit.org
- Nuvoton Technology Corporation
- NVIDIA
- NXP Semiconductors
- Oberon
- Obsidian Entertainment, Inc.
- Ocean Global Holding
- Oceanis
- OEM
- Oki Data Corporation
- Olicom A/S
- Omega Research, Inc
- Omnicron Technologies Corporation