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OPEN小將, Office Open XML, OPEN！ OPEN！, Open Hub, OpenSUSE, Open 粉圆, OPEN (迷你專輯), Eyes wide open, OpenPOWER基金會, OpenServer, OpenGL, OpenOffice.org, ZTE Open, Open Sans, Open client, Silent love～open my heart～／BE WITH Ü, Open Hearts, Brake Standard Open, AV OPEN, OpenHarmony, OpenSearch, Open 3D Engine, Open Build Service, OpenMI规范, OpenOffice, X/Open, OpenKeychain, DITA Open Toolkit, Open Campaign, Open Sound System, StarOffice, OpenSecrets, Open eBook, Open Broadcaster Software, Open Dynamics Engine, OpenWrt, 澳洲公開賽, Eyes Open, 开路影业, OpenOffice数据库, 开放打包约定, 开放获取, OpenOffice.org方程式, OPEN HEARTS EVE, Open Whisper Systems, OpenAL, OpenType, OpenELEC, Open JTAG, 開放資料, OpenStack, OpenCL, OpenEMR, Watcom C/C++编译器, 開放政府夥伴關係聯盟, 开放图书馆, 國際開放標準組織, OpenBMC, OpenSearch (軟體), TCP快速打开, OpenVanilla, OpenCV, 开放弗拉芒自由民主党, OpenAI o3, OpenFOAM, OpenZFS, OpenACC, X/Open XA, 宏願開放大學, OpenNIC, 開放手機聯盟, OpenVMS, OpenOSPFD, 皇家学会开放科学, OpenJDK, OpenEDR, OpenBTS, 汉堡网球公开赛, Open Up (林憶蓮專輯), PCMan, OpenCog, OpenSolaris, OpenIndiana, OpenShift, 开放Web基金会, Brake Standard Open (Micro-Buffet), OpenPOWER Microwatt, 开放式创新, OpenXR, OpenMAX, OpenNN, 记忆…封存, OpenMP, OpenSSH, OpenBSD, OpenVera, OpenWebRTC, OpenOffice.org Calc, OpenH264, 金奈网球公开赛, OpenBGPD, OpenBVE, 魔趣, OpenVZ, OpenGameArt.org, OpenSocial, OpenDMTP, OpenMandriva Lx, OpenAI, 开放文档格式, OpenVPN, OpenAPI規格, Taiwan open台灣電子競技公開賽, OpenID, 開放街圖, 開放大學 (英國), Apache OpenOffice, 开放源代码, OpenDNS, OpenNTPD, OpenTTD, OpenDyslexic, OpenGL ES, OpenBSD基金会, OpenSPARC, OpenGL SC, OpenFlow, 开放源代码促进会, OpenEXR, Open64, OpenKM, ODBC, 自由軟體鑄造場, OpenShot, OpenEuler, OpenSSL, 馬來西亞開放大學, OpenOffice.org Writer, OpenCore, OpenAI Operator, OpenVG, OpenAI Codex, OpenArena, OpenFeint, OpenCart, ELF OpenGo, OpenLDAP, 拉法·纳达尔网球公开赛, OpenAI Five, OpenVX, OpenOffice.org Impress