head to head · open source
Ntfy vs Hyvor Relay
Ntfy has 35,241 GitHub stars, 1,692 forks, 393 open issues and last shipped yesterday. Hyvor Relay has 920 stars, 65 forks, 56 open issues and last shipped yesterday. Ntfy leads on adoption by 3,731% (35,241 vs 920 stars). Ntfy is written in Go under Apache-2.0; Hyvor Relay is written in PHP under AGPL-3.0. Ntfy has attracted 5% as many forks as stars, Hyvor Relay 7%. Ntfy was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Ntfy | Hyvor Relay | |
|---|---|---|
| GitHub stars | ★ 35K | ★ 920 |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Go | PHP |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.7K | ⑂ 65 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Ntfy if
- You weight community size — 35K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Hyvor Relay if
- You want the Hyvor Relay feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches PHP
- You evaluated both and Hyvor Relay fits your workflow better
About Ntfy
Special thanks to: Warp, built for coding with multiple AI agents. Available for MacOS, Linux, & Windows ntfy.sh Send push notifications to your phone or desktop via PUT/POST ntfy (pronounced " notify ") is a simple HTTP based pub sub notification service. With ntfy, you can send notifications to your phone or desktop via scripts from any computer, without having to sign up or pay any fees . If you'd like to run your own instance of the service, you can easily do so since ntfy is open source. You can access the free version of ntfy at ntfy.sh . There is also an open source Android app available on Google Play or…
About Hyvor Relay
Hyvor Relay Hyvor Relay is a self hosted, open source email API for developers. It uses SMTP to send emails using your own infrastructure. It is designed to be simple to self host, easy to manage and observe, and powerful enough to send millions of daily emails. Email API for Developers Self Hosting Docs Product Docs Features Self Hosted : Docker compose or swarm based deployment. Health Checks : Multiple health checks to ensure best performance and deliverability. Email API : Send emails using a simple API. Logs & SMTP Conversations : View send logs and SMTP conversations of sent emails up to 30 days. Multi…
read the full Hyvor Relay overview →
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Frequently asked questions
Is Ntfy or Hyvor Relay more popular?
Ntfy has 35,241 GitHub stars and Hyvor Relay has 920. Ntfy has the larger community by that measure.
Are Ntfy and Hyvor Relay free?
Both are open source. Ntfy is licensed under Apache-2.0 and Hyvor Relay under AGPL-3.0. Neither carries a licence fee.
What is the difference between Ntfy and Hyvor Relay?
Ntfy is written in Go and Hyvor Relay in PHP. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Ntfy or Hyvor Relay?
Choose Ntfy if you want the larger community (35,241 stars) or its Apache-2.0 licence terms. Choose Hyvor Relay if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.