head to head · open source
useSend vs Keila
useSend has 4,775 GitHub stars, 447 forks, 37 open issues and last shipped 3 days ago. Keila has 2,259 stars, 177 forks, 76 open issues and last shipped 3 days ago. useSend leads on adoption by 111% (4,775 vs 2,259 stars). useSend is written in TypeScript under AGPL-3.0; Keila is written in Elixir under AGPL-3.0. useSend has attracted 9% as many forks as stars, Keila 8%. Keila 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
| useSend | Keila | |
|---|---|---|
| GitHub stars | ★ 4.8K | ★ 2.3K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | TypeScript | Elixir |
| Last push | 2026-10-31 | 2026-10-31 |
| Forks | ⑂ 447 | ⑂ 177 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick useSend if
- You weight community size — 4.8K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Keila if
- You want the Keila 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 Keila fits your workflow better
About useSend
The Open Source sending infrastructure. Learn more » Discord . Website · Issues About this project As most of email products out there, useSend also uses Amazon SES under the hood to send emails. We provide an open and alternative way to send emails reliably and cheaply with a great dashboard. You can also use useSend manage contacts and send bulk emails(newsletter, product updates etc). We will take care of the subscriptions. Currently we only support emails, but we plan to expand to other sending protocols like SMS, push notification and even whatsapp. We are currently in beta! Features [x] Add domains [x]…
read the full useSend overview →
About Keila
Keila An Open Source Newsletter Tool Keila is an Open Source alternative to newsletter tools like Mailchimp or Sendinblue. With Keila you can easily send out newsletter campaigns and create sign up forms. For smaller newsletters, you can use your own email inbox to send out campaigns. For larger newsletter projects, AWS SES, Sendgrid, Mailgun, and Postmark are supported in addition to SMTP. Give Keila a Try! You can give a hosted version of Keila a try on app.keila.io. More information about the pricing of Keila Cloud here. If you want to deploy Keila on your own server, you can use the official Docker image…
read the full Keila overview →
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Frequently asked questions
Is useSend or Keila more popular?
useSend has 4,775 GitHub stars and Keila has 2,259. useSend has the larger community by that measure.
Are useSend and Keila free?
Both are open source. useSend is licensed under AGPL-3.0 and Keila under AGPL-3.0. Neither carries a licence fee.
What is the difference between useSend and Keila?
useSend is written in TypeScript and Keila 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, useSend or Keila?
Choose useSend if you want the larger community (4,775 stars) or its AGPL-3.0 licence terms. Choose Keila if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.