New Communities

All communities

Launched on 2026-10-14

r/wherecanibuythis
on reddit
Home Shopping
Do you have a picture or description of something but don't know where to get it? Ask "where can I buy this" or "Help me find this" here. any idea where, looking for, wcibt, something like, replacement, lost, broke, favorite, need, want, get this
15K members
Forum
10 views / month
r/Buyingforbaby
on reddit
Home Shopping
A place to discuss when looking for items for your children no matter where you're from.
58K members
Forum
r/Appliances
on reddit
Home Shopping
Welcome to the subreddit for everything appliances. Need help fixing something? Thinking about buying new? Just curious? You are in the right place. Ask questions, share tips, or join the conversation. If you work in the field, your input is welcome. Just keep in mind that advertising and spam are not allowed outside our monthly recommendation threads.
195K members
Forum
r/Homeowners
on reddit
Home Shopping
The best place to talk about your place.
3.1M members
Forum
r/buildapcsales
on reddit
Home Shopping
A community for links to products that are on sale at various websites. Monitors, cables, processors, video cards, fans, cooling, cases, accessories, anything for a PC build.
1.0M members
Forum
11 views / month
r/shopping
on reddit
Home Shopping
General Reddit community for shopping discussions, product recommendations, and retail experiences.
30K members
Forum
r/goodvalue
on reddit
Home Shopping
Not necessarily the cheapest or best quality but the **best value for money** /r/GoodValue -- The child that resulted after /r/buyitforlife and /r/frugal hooked up one night and didn't practice safe cross posting. deal hunter, save money, spend less, discount, good deal, reduction, value, buy, closeout, giveaway, steal, budget price, on a budget, good buy, low price, markdown, nominal price, thrifty, cost of living
70K members
Forum
CrewAI Discord
on discord
Ai Assistants
Official CrewAI Discord for building multi-agent AI systems.
20K members
Chat
11 views / month
r/DeepSeek
on reddit
Ai Assistants
Unravel the mystery of AGI with curiosity. Answer the essential question with long-termism. We are an unofficial community.
149K members
Forum
17 views / month
r/grok
on reddit
Ai Assistants
Talk Grok here! Ask for help, share work, report bugs, and similar. Official support lives on grok.com Try Grok: grok.com
227K members
Forum
r/Bard
on reddit
Ai Assistants
r/Bard is a subreddit dedicated to discussions about Google's Gemini (Formerly Bard) AI. This subreddit is not affiliated with Google.
153K members
Forum
9 views / month
r/cursor
on reddit
Ai Assistants
The best way to code with AI - cursor.com
160K members
Forum
10 views / month
r/futurology
on reddit
Prediction Markets
A subreddit devoted to the field of Future(s) Studies and evidence-based speculation about the development of humanity, technology, and civilization. -------- You can also find us in the fediverse at - https://futurology.today
21.7M members
Forum
Machine Intelligence Research Institute
Prediction Markets
MIRI hosts discussions on AI forecasting and existential risk prediction, with an active research community.
Forum
Foresight Institute Forum
Prediction Markets
A forecasting and futures studies community focused on emerging technologies, long-term prediction, and strategic foresight.
Forum
Events
8 views / month
Long Now Foundation
Prediction Markets
An organization focused on long-term thinking and forecasting, with a forum for discussing long-range predictions and trends.
Forum
Events
r/rational
on reddit
Prediction Markets
A place for discussion of rational fiction.
29K members
Forum
r/SampleSize
on reddit
Prediction Markets
A place for surveys and polls to be posted. Research studies for school purposes are welcome as well as opinion polls We are also a place for people who enjoy responding to surveys to gather and help people obtain responses for their research. Questions about a mild level of statistics or wording of surveys are also permitted.
271K members
Forum
Metaculus Discord
on discord
Prediction Markets
The official Metaculus Discord server for discussing forecasts, prediction methodology, and community tournaments.
Chat
13 views / month
r/cognitivebias
on reddit
Prediction Markets
Reddit community discussing cognitive biases and debiasing techniques relevant to improving forecasting accuracy.
358 members
Forum
r/forecasting
on reddit
Prediction Markets
The art and science of making numerical predictions and later checking their accuracy and calibration to test and improve your models of the world
935 members
Forum
Forecasting Discord
on discord
Prediction Markets
A Discord server dedicated to forecasting, prediction markets, and improving probabilistic thinking through collaborative discussion.
Chat
Astral Codex Ten
Prediction Markets
A community blog and forum focused on forecasting, rationality, AI safety, and prediction markets as a tool for truth-seeking.
5K members
Forum
LessWrong
Prediction Markets
A community blog and forum dedicated to rationality, Bayesian reasoning, and improving forecasting skills through discussion and debate.
25K members
Forum
Kalshi
Prediction Markets
A regulated event contract exchange where users can bet on the outcomes of economic and political events within CFTC oversight.
Forum

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