Show HN: Radius – A Meetup.com Alternative
Radius: A Fresh Alternative to Meetup.com
Find your community. Radius is a dedicated platform for organizing groups, hosting events, and discovering local activities.
Whether you are looking to explore what is happening in your neighborhood, join an existing circle, or launch your own community from scratch, Radius provides the tools to do it for free.
🕒 Recent Community Activity
The platform features a live feed of new connections and group formations. Here is a snapshot of recent arrivals:
| User | Group Name | Category | Location | Time Ago |
|---|---|---|---|---|
| Hans S. | Nevada County D&D group | Gaming | Nevada City, CA, USA | ~1 hour |
| Hans S. | Long Compton Running Club | Active Outdoors | Shipston-on-Stour, UK | ~7 hours |
| ro desai | Boston Tech Assembly | Science & Tech | Boston, MA, USA | ~8 hours |
| Jessica A. | Insight Circle | Community | United States | 16 days |
| Eddie Z. | Perth Asana User Group | Community | Perth, WA, Australia | 17 days |

📅 Featured Events & Milestones
- Cycling Trip: A ride through Little Venice, UK occurred approximately 9 hours ago.
- Growth:
muniqueand 8 other users joined the platform 7 days ago. - PAUG Gathering: The Perth Asana User Group held a "Meet the Community" event on Wednesday, Sep 16 at 4:00 PM at the Amazon Web Services office in Perth.
🚀 Core Features
1. Quick Activity Posting
You can share what you're up for in just 30 seconds. The process is simple:
- State your intent (e.g., "Doing this soon — others welcome")
- Define the activity (e.g.,
☕ Coffee) - Select an interest category
- Post to the local feed
2. Hyper-Local Discovery (BETA)
Radius allows for spontaneous, interest-based meetings. Example: "is cycling this Saturday in Edinburgh, others welcome. Easy pace, coffee stop included 🚴"
3. Global Group Directory
Browse hundreds of established communities worldwide.
| Group | Location | Category | Action |
|---|---|---|---|
Toronto Ruby | Toronto, Canada | Community | [View Group] |
York Photography Network | York, UK | Arts | [View Group] |
Peak District Outdoor Adventures | Sheffield, UK | Active Outdoors | [View Group] |
| Lock Picking | Grove City, OH, USA | Science & Tech | [View Group] |
🛠️ Platform Logic & Governance
User Journey
Community Growth Metric
The growth of a community can be modeled by the number of members over time :
Site Administration
Radius maintains a strict reporting system to ensure safety. Users can report content based on the following categories:
{
"report_categories": [
"Sexual content",
"Hate speech",
"Harassment or bullying",
"Violence or threats",
"Spam or scams",
"Impersonation",
"Illegal activity",
"Something else"
]
}
Privacy & Cookies
The site utilizes cookies to analyze usage and enhance the user experience.
- Option A:
Reject(Zinc-800 theme) - Option B:
Accept(Violet-600 theme)

Toronto Ruby
York Photography Network
Peak District Outdoor Adventures