r/buildinpublic is a subreddit with 103k members. The most common kinds of discussions are solution requests and self-promotion, and the community frequently discusses building, app, built, startup, and ai.
A community for creators, developers, entrepreneurs, and makers to openly share their journey as they build projects in public. Whether you're coding, designing, writing, or launching a business, this is the place to share progress, challenges, wins, and lessons.
Popular Themes in r/buildinpublic
#1
Solution Requests
: "Got tired of paid TTS apps so I build mine 100% free, what do you think?"
16 posts
#2
Self-Promotion
: "This is amazing! I can't believe am selling a service online and strangers buys!!!"
10 posts
#3
Advice Requests
: "How do you keep users coming back without annoying them?"
9 posts
#4
Ideas
: "Most learning apps teach first. We’re trying the opposite."
3 posts
#5
Pain & Anger
: "My childhood friend weaponized my "Build in Public" journey to use me. A harsh reality check for solo founders."
1 post
#6
Money Talk
: "I Need to Make $600 Today. What Can I Do for You?"
1 post
#7
Opportunities
: "Get your startup seen by 500 angel investors -comment what it does"
1 post
Popular Topics in r/buildinpublic
#1
Building
: "Morning people! Spent some great time Building the MVP using my Y Combinator 50k$ credits"
167 posts
#2
App
: "I made ~$1,000 from a "useless" App in a saturated market in 30 days. Here's the part that surprised me."
128 posts
#3
Built
: "Built an investment app for people who never want to day trade"
108 posts
#4
Startup
: "What's your Startup idea? Let's self promote."
73 posts
#5
Ai
: "we built a tool to measure who Ai recommends. then ran it on ourselves. reddit beats our own website."
58 posts
#6
Growth
: "🚀Day 227: Self-Growth Challenge🔥"
32 posts
#7
Tired
28 posts
#8
Tool
27 posts
#9
Product
: "Checkout my Product. I turned a state park location problem into an interactive website with one prompt"
25 posts
#10
Feedback
: "I built a free website that ranks your resume blind against peers in your field. Would love a Feedback"
24 posts
Member Growth in r/buildinpublic
Yearly
+98k members(1985.8%)
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About
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Last updated: June 22, 2026