| Overview |
A realtime messaging infrastructure platform providing pub/sub, presence, and stream processing for applications at scale. |
Email testing and analytics platform for previewing emails across 100+ clients, accessibility checks, and performance tracking. |
| Pricing |
Freemium (Free-$99/month) |
Subscription ($99-custom/mo) |
| Key Features |
- Pub/sub messaging
- Presence
- Stream processing
- Webhooks
- MQTT support
- Message queuing
- History
- Global edge network
|
- Email previews
- Spam testing
- Accessibility
- Analytics
- Code editor
- Design library
- Proof
|
| Pros |
- Enterprise-grade reliability
- Global edge network
- Protocol support
- Good documentation
|
- Industry standard
- 100+ previews
- Accessibility checks
- Collaboration
|
| Cons |
- Can be expensive
- Complex pricing
- Smaller community
- Learning curve
|
- Expensive
- Preview focused
- Learning curve
|
