r/cmake
Subreddit dedicated to all things CMake, the cross platform build system.
How to think about r/cmake
This community is focused on CMake, a widely-used cross-platform build system that simplifies the process of managing project builds. Members share knowledge, troubleshoot issues, and discuss best practices related to CMake usage. The community is distinct for its technical depth, catering to both beginners and experienced developers who seek to optimize their build processes and integrate CMake with various programming environments.
Confidence 4/5
Audience
Participants primarily include software developers, engineers, and hobbyists with a strong interest in CMake and build systems. The demographic is likely skewed towards individuals with a background in programming, particularly in C and C++. Members are typically looking for solutions to specific problems, sharing tips, or seeking advice on best practices, fostering a collaborative and supportive atmosphere.
Posting culture
Content that thrives includes detailed questions about CMake configurations, troubleshooting tips, and sharing of successful project setups. Members appreciate clarity and specificity in posts, while vague or overly broad questions may receive downvotes. The community encourages a respectful tone, and active engagement is common, with users frequently responding to queries and sharing insights.
Brand engagement notes
Brands looking to engage with this community should focus on providing value rather than overt promotion. Sharing informative content, such as tutorials, case studies, or tools that enhance CMake usage, can resonate well. However, blatant advertising or self-promotion is likely to be met with skepticism. Engaging authentically by answering questions or participating in discussions can help build trust and credibility within the community.
Similar communities
Where this audience also spends time
Topic-adjacent communities surfaced from Reddit's own related subreddit signal.
FAQ
r/cmake — frequently asked questions
Quick facts about this subreddit's size, history, focus, and related communities.
How many subscribers does r/cmake have?
r/cmake has approximately 5,015 subscribers as of May 27, 2026.
When was r/cmake created?
r/cmake was created on March 7, 2014 (12 years ago).
What is r/cmake about?
This community is focused on CMake, a widely-used cross-platform build system that simplifies the process of managing project builds. Members share knowledge, troubleshoot issues, and discuss best practices related to CMake usage. The community is distinct for its technical depth, catering to both beginners and experienced developers who seek to optimize their build processe…
What subreddits are similar to r/cmake?
Communities similar to r/cmake include r/qtframework, r/cplusplus, r/cpp_questions, r/cpp, r/osdev.
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