Open WebMail
5.9#135 in email clientsWebLinuxSelf-hosted
VisitOpen WebMail vs Spike
What both publish
| Fact | Open WebMail | Spike |
|---|---|---|
| App coverage | web | all |
| Calendar tools | Yes | Yes |
| Free plan | Yes | Yes |
| Product | Open WebMail is a webmail system designed to handle very large mail folders with low memory use and help users migrate from Microsoft Outlook. | Spike describes itself as an AI-powered inbox that brings email, calls, notes, tasks, and to-dos into one hub and turns email threads into chat-like conversations. |
| Support | The project says it is an open-source effort supported by volunteer contributors and solicits donations for hosting and coordination. | The pricing page lists standard support for Starter, priority support for Team and Pro, and VIP support for Business and Ultimate. |
Open WebMail plans
No prices published.
Spike plans
- StarterFree
- Team$4 a month
- Business$8 a month
- FreeFree
- Pro$6 a month
- Ultimate$12 a month
Pick Open WebMail if…
You want what its maker publishes above — check its page for the details.
Pick Spike if…
Spike may suit people or teams looking to bring email, scheduled messages, and calendar tools together across desktop and mobile platforms. Its plans cover different email, storage, team, and file-upload needs.