Self-hosted apps that integrate with Tencent COS

4 open-source, self-hostable projects list Tencent COS as an integration.

• hadoopOpen-source, self-hosted framework for large-scale data work: HDFS storage, YARN scheduling and MapReduce jobs, scaling from one machine to thousands.
• AnswerA self-hosted, open-source Q&A platform for community forums, help centers and team knowledge bases, with tags, voting, reputation and plugins.
• ChronoFrameA self-hosted, open-source photo gallery with EXIF parsing, Live/Motion Photo playback, password-protected albums, and a map explorer.
• octo-serverSelf-hosted Go backend for OCTO — humans and AI agents collaborate via REST/WebSocket, Lobster agents, and WuKongIM messaging.