| Markus Blaschke | 1 | 1 |
| Markus Donhauser | 1 | 1 |
| Markus Iser | 1 | 1 |
| Markus Kliegl | 1 | 1 |
| Markus Triska | 2 | 3 |
| Markusmobius | 1 | 4 |
| Marky Project | 1 | 1 |
| Marlam | 2 | 6 |
| Marlinfw | 1 | 1 |
| Marmaraweb | 1 | 2 |
| Marmelroy | 1 | 4 |
| Marmind | 1 | 3 |
| Maroyaka Image Album Project | 1 | 1 |
| Maroyaka Relay Novel Project | 1 | 1 |
| Maroyaka Simple Board Project | 1 | 1 |
| Marsctf Project | 1 | 1 |
| Marshal | 1 | 2 |
| Marshmallow Project | 1 | 1 |
| Martcoin | 1 | 1 |
| Martem | 3 | 6 |
| Martin Gibson | 3 | 3 |
| Martin Lees | 1 | 1 |
| Martin Bauer | 1 | 7 |
| Martin Diphoorn | 1 | 1 |
| Martin Hamilton | 1 | 1 |
| Martin Helmich | 1 | 1 |
| Martin Hess | 1 | 2 |
| Martin Hesse | 1 | 1 |
| Martin Lambers | 2 | 6 |
| Martin Lee | 1 | 1 |
| Martin Nagy | 1 | 2 |
| Martin Pitt | 1 | 2 |
| Martin Roesch | 1 | 17 |
| Martin Stover | 1 | 2 |
| Martin Unzner | 1 | 1 |
| Martinicreations | 1 | 1 |
| Martinwood | 1 | 2 |
| Marty Thornley | 2 | 2 |
| Marty Bochane | 1 | 2 |
| Martyn Kilbryde | 1 | 1 |
| MaruUo Factory | 3 | 3 |
| Marui | 1 | 1 |
| Marukyu | 1 | 1 |
| Marvalglobal | 2 | 8 |
| Marvell | 31 | 67 |
| Marvil07 | 1 | 1 |
| Marvinlabs | 1 | 1 |
| Masa2el | 1 | 1 |
| Masacms | 1 | 2 |
| Masahiko Watanabe | 1 | 1 |
| Mascov | 1 | 1 |
| Mash Room - Free CGI - | 1 | 1 |
| Masir Camp | 1 | 1 |
| Masqmail | 1 | 4 |
| Masquito2013 | 1 | 1 |
| Mass Contact Project | 1 | 1 |
| Mass Gaming Tv Project | 1 | 1 |
| Masscode | 1 | 1 |
| Masselink | 1 | 1 |
| Massimo Chioni | 1 | 1 |
| Massive Entertainment | 3 | 4 |
| Master Slider | 1 | 3 |
| Master Slider | 1 | 3 |
| Master-quiz Project | 1 | 1 |
| Mastercard | 1 | 1 |
| Masterlab | 1 | 1 |
| Mastersfusion | 1 | 1 |
| Masuga Design | 1 | 3 |
| Mat Bao Corp | 1 | 1 |
| Mata | 1 | 1 |
| Matamko | 1 | 1 |
| Matbao | 1 | 1 |
| Match Clone Script Project | 1 | 1 |
| Matchalabs | 1 | 1 |
| Matchboxdesigngroup | 1 | 1 |
| Mate-desktop | 2 | 2 |
| Matera | 1 | 6 |
| Materializecss | 1 | 4 |
| Mathew Winstone | 1 | 1 |
| Mathi | 1 | 1 |
| Mathias Schreiber | 1 | 1 |
| Mathieu Chartier | 1 | 1 |
| Mathieu Vidal | 2 | 2 |
| Mathijs Koenraadt | 1 | 1 |
| Mathjax | 1 | 2 |
| Mathjs | 1 | 1 |
| Mathon Nicolas | 1 | 1 |
| Mathopd | 1 | 3 |
| Mathsoft | 1 | 2 |
| Mati Skiba @ Rav Messer | 1 | 1 |
| Matias S | 1 | 1 |
| Matio Project | 1 | 24 |
| Matisbt | 1 | 44 |
| Matomo | 3 | 21 |
| Matpo | 1 | 2 |
| Matpo Bilder Galerie | 2 | 3 |
| Matrikon, A Subsidiary Of Honeywell | 1 | 1 |
| Matrikonopc | 4 | 5 |
| Matrimony Project | 1 | 1 |
| Matrix | 6 | 27 |
