| Konker | Konker Platform | 1 |
| Konnichiwa! Membership | Konnichiwa! Membership | 1 |
| KDE | Konqueror | 38 |
| Kde | Konqueror | 37 |
| Konqueror | Konqueror | 37 |
| Kde | Konqueror Embedded | 4 |
| Hinnendahl | Kontakt Formular | 2 |
| Matpo Bilder Galerie | Kontakt Formular | 2 |
| Getscoop | Kontan Kiosk | 1 |
| Kontena | Kontena | 1 |
| Verisign | Kontiki Delivery Management System | 1 |
| Berlios | Konversation | 6 |
| Konversation | Konversation | 6 |
| Krzysztof Kozlowski | Konwert | 1 |
| Dream4 | Koobi | 3 |
| Dream4 | Koobi Cms | 6 |
| Koobi | Koobi Cms | 6 |
| Dream4 | Koobi Pro | 4 |
| Kooboo | Kooboo Cms | 2 |
| Automotivelinux | Kooky Koi | 1 |
| Kootenay Web Inc | Kootenay Web Inc Whois | 1 |
| Kopa Theme | Kopa Framework | 1 |
| Kde | Kopete | 1 |
| Allqoranvideos | Koran - Alqoranvideos | 1 |
| Kordil Edms Project | Kordil Edms | 2 |
| Jongmyoung Kim | Korea SNS | 1 |
| Ghlab | Korean Ghboard | 3 |
| Koreashow Project | Koreashow | 1 |
| Newphoria Corporation | Koritore | 1 |
| Korviblog | Korviblog | 1 |
| Korweblog | Korweblog | 3 |
| Koschtit | Koschtit Image Gallery | 1 |
| Phpnuke | Kose Yazilari Module | 1 |
| JTEKT ELECTRONICS CORPORATION | Kostac PLC Programming Software | 2 |
| Phpway | Kostenloses Linkmanagementscript | 2 |
| Kotekan Project | Kotekan | 1 |
| Jetbrains | Kotlin | 6 |
| Kotti Project | Kotti | 1 |
| Soumu | Koukyoumuke Soumu Workflow | 2 |
| Jan Hubicka | Koules | 1 |
| 360 | Kouxin | 1 |
| Getkovri | Kovri | 1 |
| JTEKT ELECTRONICS CORPORATION | Koyo PLC Programming Software) | 3 |
| Kde | Kpdf | 8 |
| Kphone | Kphone | 2 |
| Wirlab | Kphone | 2 |
| Kplaylist | Kplaylist | 2 |
| Kpopper | Kpopper | 1 |
| Gernot Stocker | Kpopup | 2 |
| Bernd Wuebben | Kppp | 1 |
| Kyland | Kps2204 6 Port Managed Din-rail Programmable Serial Device Firmware | 2 |
| Gianni Tommasi | Kr-php Web Content Server | 1 |
| Michalin | Kr Media Pogodny Cms | 1 |
| Kaspersky Lab | Kraftway | 6 |
| Krail-jpa Project | Krail-jpa | 1 |
| Uber | Kraken | 1 |
| Karim79 | Kraken.io Image Optimizer | 1 |
| Karim Salman | Kraken.io Image Optimizer (WordPress Plugin) | 1 |
| KrakenD | KrakenD-CE | 1 |
| KrakenD | KrakenD-EE | 1 |
| Kramdown Project | Kramdown | 2 |
| Webkul | Krayin | 1 |
| Mit | Krb5-appl | 8 |
| Kreado | Kreasfero | 2 |
| Burut | Kreed | 3 |
| NLnet Labs | Krill | 1 |
| Krisonav | Krisonav | 2 |
| Aspindir | Krm Haber | 1 |
| Horde | Kronolith | 3 |
| Horde | Kronolith H3 | 3 |
| Horde | Kronolith H4 | 3 |
| Kronos | Kronos Webta | 1 |
| Plutocracy | Krown | 1 |
| Krpano | Krpano | 2 |
| Krusader | Krusader | 2 |
| Krypton Project | Krypton | 1 |
| Kumacchi | Ks Cgi Access Log | 1 |
| Kde | Kscreenlocker | 1 |
| Ksemail | Ksemail | 1 |
| Kaotik | Kshop | 1 |
| Xoops | Kshop Module | 1 |
| Kshout | Kshout | 1 |
| Ksign | Ksignswat | 1 |
| Kde | Ksirc | 1 |
| Ksmbd Project | Ksmbd | 1 |
| Ksplayer | Ksp Sound Player | 2 |
| Dmitry Baryshev | Ksquirrel-libs | 1 |
| Kslabs | Ksweb | 2 |
| Gnu | Ksymoops | 1 |
| Powermanager | Kt Mc01507l Z-wave S0 Firmware | 1 |
| Kde | Ktexteditor | 2 |
| Kth | Kth Kerberos | 8 |
| Kth | Kth Kerberos 4 | 1 |
| Kth | Kth Kerberos 5 | 1 |
| Ktools | Ktools | 1 |
| JetBrains | Ktor | 19 |
| Jetbrains | Ktor | 19 |
| Ktor.io | Ktor | 19 |
| Joris Guisson | Ktorrent | 5 |
| Ktorrent | Ktorrent | 5 |
