
Buildings.lol — own your place on the internet
A city built from what people pay to stand in it. Every dollar buys height, a better address and a permanent, shareable landmark.
@Kiaanm_mittal · X
Try Build your place on the internet.
The full gallery
Tech stack
27 projects

A city built from what people pay to stand in it. Every dollar buys height, a better address and a permanent, shareable landmark.
@Kiaanm_mittal · X
Try Build your place on the internet.

Test your product idea against AI-simulated focus groups matched to your target audience.
@product_luke · X
Free roast, no signup. Reply with your landing page URL. I'll run it through -- 50 AI-simulated customers from YOUR target audience -- and post the verdict here: → score /100 → top objections → the single most brutal verbatim quote First 10 replies. Fair warning: 15% of the panel are hard rejectors. They don't do mercy.

A platform where founders share project logs, track progress, and discover what other builders are working on.
@yerassylnu · X
Github for founders

A collaborative, scorecard-driven housing decision app.
@VictorLepri · X
solution to organize house search, sharing with people to review and comment, rank and help make a structured decision. Tailored to NYC but works everywhere in USA

Scan broken and for-parts listings to find profitable flips with calculated margins.
@Brokefixflip · X
This site will print you money

Upload a video walkthrough of your home to get AI improvement recommendations for maximizing resale value.
u/engineeralex · Reddit
I built a free AI tool that watches a phone video of your house and tells you what to fix before you sell People prepping to sell either sink money into a full kitchen remodel that returns about half (NAR pegs it around 55% cost recovery) or skip the cheap fixes that actually pay. So I built HomeBrief . Film a 3-5 minute walkthrough on your phone, a vision model watches it, and you get a room by room fix list with cost ranges and estimated value added. Calls from real reports, least aggr

Compare and benchmark SaaS APIs with verified data to decide whether to build or buy.
fenilsuchak · HN
OpenBenchmarks – Helping agents discover and pick the right SaaS APIs

Validate a business or franchise location before you invest. AI-powered location reports, demand testing, and 7-day geofenced ad campaigns for Indian founders — from ₹4,999.
@karanPal130 · X


Other portfolios show the finished thing. Fivefl reads the making — your commits, your notebooks and your own spoken walkthrough — and turns it into proof you can send with any app
@aby_ebez · X

Enter what you sell and your area. Our AI researches real businesses, scores them against your offer, and shows you who's worth pitching.
@jaxontopel14 · X
Proven system to get your business more clients through qualified ai lead gen, an ai agent managed CRM, and automated outreach.

1,414 floors. One product per floor. Pick any available floor — Floor #N costs $N — and own it permanently.
@shakhzod1001 · X
Already followed you Achilles. Let's connect brother🤝 I am building