head to head · open source
Ntfy vs DoubleZero
Ntfy has 35,241 GitHub stars, 1,692 forks, 393 open issues and last shipped yesterday. DoubleZero has 1,246 stars, 65 forks, 9 open issues and last shipped 2.0 years ago. Ntfy leads on adoption by 2,728% (35,241 vs 1,246 stars). Ntfy is written in Go under Apache-2.0; DoubleZero is written in Elixir under AGPL-3.0. Ntfy has attracted 5% as many forks as stars, DoubleZero 5%. 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 | DoubleZero | |
|---|---|---|
| GitHub stars | ★ 35K | ★ 1.2K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Go | Elixir |
| Last push | 2026-11-02 | 2024-10-22 |
| 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 DoubleZero if
- You want the DoubleZero feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Elixir
- You evaluated both and DoubleZero 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 DoubleZero
00 is a self hostable SES dashboard for sending and monitoring emails with AWS. SES is an incredibly affordable way to build an email heavy application. However monitoring the emails is a bit of a nightmare, and often requires custom infrastructure. Even setting up the SES SNS SQS pipeline is a headache for developers unfamiliar with AWS. And when that is done your still left with hooking in or building custom some dashboard for viewing bounces and all the vital information you care about. 00 provides an SST configuration step to set up the SES SNS SQS pipeline, so you can just run a command and let SST do the…
read the full DoubleZero overview →
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Frequently asked questions
Is Ntfy or DoubleZero more popular?
Ntfy has 35,241 GitHub stars and DoubleZero has 1,246. Ntfy has the larger community by that measure.
Are Ntfy and DoubleZero free?
Both are open source. Ntfy is licensed under Apache-2.0 and DoubleZero under AGPL-3.0. Neither carries a licence fee.
What is the difference between Ntfy and DoubleZero?
Ntfy is written in Go and DoubleZero in Elixir. 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 DoubleZero?
Choose Ntfy if you want the larger community (35,241 stars) or its Apache-2.0 licence terms. Choose DoubleZero if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.