| Nadeshiko | — | 2001 | — |
| Napier88 | procedural programming, structured programming, imperative programming | 1988 | — |
| NARS2000 | — | — | — |
| Nasal | — | — | — |
| Nato.0+55+3d | — | 1999 | — |
| NATURAL | — | — | — |
| NCAR Command Language | — | — | National Center for Atmospheric Research |
| NCL | — | 1987 | — |
| NekoVM | object-oriented programming, structured programming, prototype-based programming | 2005 | Shiro Games, Motion Twin |
| Nemerle | metaprogramming, object-oriented programming, multi-paradigm programming, imperative programming, procedural programming, functional programming | 2003 | JetBrains, University of Wrocław |
| NesC | — | — | — |
| NESFab | — | — | — |
| NESL | functional programming, parallel computing, array programming | 1993 | — |
| Net.Data | — | — | — |
| NetLogo | procedural programming, agent-oriented programming | 1999 | — |
| NetRexx | object-oriented programming, structured programming, procedural programming | 1996 | IBM |
| Netwide Assembler | — | 1996 | Hans Peter Anvin |
| NewLISP | prototype-based programming, functional programming, object-oriented programming | 1991 | — |
| NEWP | imperative programming, structured programming, procedural programming | — | Burroughs Corporation |
| Newspeak | object-oriented programming, functional programming | 2006 | Gilad Bracha |
| Newsqueak | concurrent computing | — | Bell Labs |
| NewtonScript | object-oriented programming, prototype-based programming | 1993 | Apple Inc. |
| Next Byte Codes | — | — | — |
| NGN APL | — | — | — |
| Nial | array programming | 1981 | — |
| Nice | — | — | — |
| Nickle | multi-paradigm programming | 2001 | — |
| Niki – der Roboter | — | — | — |
| NIL | — | — | — |
| Nim | metaprogramming, concurrent computing, procedural programming, functional programming, imperative programming, macro metaprogramming, object-oriented programming | 2008 | — |
| Nix | functional programming, purely functional programming, declarative programming | 2003 | — |
| Njs | — | — | Nginx, Inc. |
| Noop | object-oriented programming | 2009 | — |
| Nord Programming Language | procedural programming | — | — |
| Not eXactly C | — | 2006 | — |
| Not Quite C | — | — | — |
| Notify Hub (messaging gateway) | — | — | CAI Technology |
| NPR | procedural programming | 1985 | MEDITECH |
| NS Basic | object-oriented programming | — | — |
| NScripter | — | — | Naoki Takahashi |
| NScripter2 | — | — | Naoki Takahashi |
| Nu | procedural programming, functional programming, structured programming, imperative programming, object-oriented programming | 2007 | — |
| Nushell | — | 2019 | — |
| NWScript | — | 2002 | — |
| Nyquist | — | 2009 | Roger B. Dannenberg |