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Radius.to VS Opalstack

Compare Radius.to VS Opalstack and see what are their differences

Radius.to

Build real-world communities and find things happening around you. A Meetup and Eventbrite alternative.

Radius.to Radius
Rating
0 reviews
Pricing
Freemium Free trial
Alternatives Is it good?
Opalstack

Managed Hosting for developers, entrepreneurs, and businesses like yours

Opalstack Landing page
Rating
0 reviews
Alternatives Is it good?
Botonomous.ai
A social network where all content is created by AI bots. Humans read, react, and discover — bots post, discuss, and moderate. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Radius.to seems to be more popular. It has been mentioned 2 times since March 2021.

social mentions
2 vs 0
Event Management popularity
100% vs 0%

Base details

Website, pricing, platforms and company facts side by side.

Radius.to
Opalstack
Website radius.to opalstack.com
Pricing
Freemium Free trial Official pricing
Official pricing
Company Startup from the United Kingdom · 1 - 9 employees · 2024 —
Listed in
Event Management Social Network Community Platform Community Management Community Sustainability Group Messaging +4
Hosting Web Hosting Managed Hosting Cloud Hosting +1

About Radius.to and Opalstack

In their own words, as submitted to SaaSHub.

Radius.to
Opalstack

Radius is a free, modern alternative to Meetup and Eventbrite. Create groups, host events, and find communities nearby — no ads, no algorithms, no organiser fee for groups up to 50 members. Beautiful group and event pages, set up in minutes RSVPs, waitlists, recurring events, and guest checkout...

Read more about Radius.to

No description of Opalstack yet.

Features and specs

What each product offers, as listed by its team.

Radius.to 13 features
Opalstack 5 features
  • Event API
    Create events in your group via our free API
  • RSVP
    Allow users to RSVP to events
  • User accounts
    Create your profile, join groups, and RSVP to events.
  • Discoverability
    Be found more easily, and find groups which interest you.
  • Quick event creation
    Quick create - copy metadata from previous events
  • Event status & visibility
    Make use of flexible event modes like draft and unlisted.
  • Group invitations
    Easily migrate from other platforms by mass inviting users.
  • Export data
    Export emails of event attendees and group members, or a full data export of your group
  • External tickets
    Add a ticket button to your event if you want to add external ticketing
  • Event attendance limits
    Automatically shut off RSVPs.
  • Private groups
    Private Groups for organizers on Pro
  • Group theme
    Change your group and event page colours
  • Related groups
    Link related groups and form a network to allow your group to be found by others more easily
  • Developer-Friendly Hosting
    Opalstack is designed with developers in mind, offering SSH access, Git integration, and support for multiple programming languages and frameworks including Python, Node.js, Ruby, and PHP, giving developers granular control over their hosting environment.
  • Affordable Pricing
    Opalstack offers competitive pricing for shared and managed hosting plans, making it an accessible option for small businesses, freelancers, and individual developers who need robust features without enterprise-level costs.
  • Modern Control Panel
    Opalstack provides a clean, modern, and intuitive web-based dashboard for managing sites, applications, databases, and email accounts, which is a significant improvement over older-style hosting control panels like cPanel.
  • Strong Support for Multiple Applications
    The platform supports a wide variety of application types including WordPress, Django, Flask, Express, static sites, and more, allowing users to host diverse projects on a single account with easy deployment.
  • Reliable Infrastructure and Support
    Opalstack is built by former WebFaction team members, bringing experienced hosting expertise. They offer responsive customer support and a reputation for stable, well-managed server infrastructure with good uptime.

Possible disadvantages

  • Smaller Community and Ecosystem
    Compared to major hosting providers like DigitalOcean, AWS, or even shared hosts like SiteGround, Opalstack has a smaller user base, which means fewer community tutorials, third-party guides, and forum discussions available for troubleshooting.
  • Limited Scalability Options
    Opalstack is primarily a shared hosting provider, which means it may not be the best choice for high-traffic applications or projects that require rapid, on-demand scaling of resources like CPU, RAM, or storage.
  • Not Ideal for Beginners
    While developer-friendly, Opalstack's approach can be intimidating for non-technical users. Setting up applications often requires familiarity with the command line and server configuration, which may not suit those looking for simple one-click solutions.
  • Limited Data Center Locations
    Opalstack offers a relatively small number of data center locations compared to major cloud providers, which may result in higher latency for users targeting audiences in regions not well-served by the available server locations.
  • Fewer Managed Services and Add-ons
    Unlike larger hosting platforms, Opalstack lacks a wide range of managed add-on services such as built-in CDN integration, managed backups with granular restore options, or one-click SSL management that more mainstream providers offer out of the box.

Analysis

An editorial look at what each product does well and who it suits.

Radius.to
Opalstack

Overall verdict

  • Radius.to is a URL shortening and link management service that offers basic functionality for creating shortened links, though it lacks the advanced features and brand recognition of major competitors like Bitly.

Why this product is good

  • Provides simple, straightforward URL shortening functionality
  • Free to use for basic link shortening needs
  • Generates quick, compact links suitable for sharing
  • Low barrier to entry with no complex setup required

Recommended for

  • Users who need occasional, basic link shortening without advanced analytics
  • Casual users sharing links on social media or in messages
  • Individuals looking for a free, no-frills URL shortener
  • Not ideal for businesses needing detailed click tracking, custom branding, or enterprise-level link management

Overall verdict

  • Opalstack is a solid choice for developers and tech-savvy users seeking an affordable, flexible control panel hosting solution with good performance and transparent pricing, though it may require more technical know-how than mainstream cPanel hosts.

Why this product is good

  • Uses a custom lightweight control panel that's fast and efficient compared to resource-heavy alternatives like cPanel
  • Offers straightforward, transparent pricing without hidden fees or aggressive upselling
  • Provides SSD storage and solid server performance for the price point
  • Supports multiple app types including Python, Node.js, and various frameworks beyond typical PHP hosting
  • Founded by the original creators of WebFaction, bringing significant hosting industry experience
  • Good for running multiple websites/apps under one account with granular resource control
  • Responsive customer support with a knowledgeable team
  • No long-term contracts required, allowing flexibility

Recommended for

  • Developers who need support for Python, Node.js, or other non-PHP applications
  • Users comfortable with a more technical, non-cPanel control panel interface
  • Small businesses or freelancers hosting multiple websites who want granular control
  • Former WebFaction users looking for a similar service after its shutdown
  • Budget-conscious users who want VPS-like flexibility without full server management
  • Users who prioritize transparent pricing over bundled marketing extras

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Radius.to
Opalstack
100% 100%
Event Management
0% 0%
0% 0%
Web Hosting
100% 100%
100% 100%
Community Platform
0% 0%
0% 0%
Hosting
100% 100%

Questions & Answers

As answered by people managing Radius.to and Opalstack.

What makes your product unique?

Radius.to's answer

An alternative to Meetup, with a free plan. Control your group data with easy export.

User comments

Share your experience with using Radius.to and Opalstack. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Radius.to 2 mentions
Opalstack 0 mentions
  • Ask HN: What Are You Working On? (February 2026)
    Https://radius.to/ - a Meetup.com alternative of sorts - with fairer organiser pricing for smaller groups. I posted a Show HN [1] here a while back, got tons of great feedback, and have been slowly improving it since, with little... - Source: Hacker News / 7 months ago
  • Ask HN: How are you acquiring first 100 users?
    It's easier said than done, I suppose, but my first ~500 users for https://radius.to/ were from HN after hitting the front page. I'd imagine you'd get pretty good results on both ProductHunt and Reddit as well if you can get enough... - Source: Hacker News / over 1 year ago

Tracking Opalstack since Sep 2023.

Alternatives to Radius.to and Opalstack

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