What is the main difference between Hyvor Relay and useSend?

Hyvor Relay and useSend are both email platforms but differ in their approach, features, and target audience. Compare their GitHub stats, technology stack, and community adoption to make the best choice.

Which is better: Hyvor Relay or useSend?

The choice between Hyvor Relay and useSend depends on your specific needs, technical requirements, and team preferences. Both are quality open source solutions with active communities.

Can I migrate from Hyvor Relay to useSend?

Migration between Hyvor Relay and useSend is possible but requires careful planning. Consider data export/import capabilities, feature parity, and potential workflow changes.

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Hyvor Relay vs useSend

Learn how Hyvor Relay and useSend differ in their key features, development activity, technology stack and community adoption, so you can decide which of these email platforms is best for you.

Hyvor Relay

Self-hosted email API alternative to AWS SES & Mailgun. Open-source AGPL-3.0 with enterprise features, automated deliverability, and cloud version coming 2026.

Visit Hyvor Relay Read more

918stars+18(+2%)

Last 30 days

Last commit
4 days ago
Repository age
1 year
Version
0.0.46
License
AGPL-3.0
Self-hosted
Yes
Repository
hyvor/relay

useSend

Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.

Visit useSend Read more

4,738stars+49(+1%)

Last 30 days

Last commit
17 hours ago
Repository age
3 years
Version
v1.9.8
License
AGPL-3.0
Self-hosted
Yes
Repository
usesend/usesend

Detailed Comparison

Both Hyvor Relay and useSend have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.

useSend wins

Community & Popularity

useSend significantly outpaces Hyvor Relay in community adoption with 4,738 stars compared to 918 stars on GitHub. This 5.2x difference suggests useSend has a much larger and more active community. In terms of developer contributions, useSend has 440 forks, indicating moderate developer engagement.

Hyvor Relay wins

Growth Momentum

Hyvor Relay is growing faster, adding 18 stars in the last 30 days (+2%) against adding 49 stars for useSend (+1%). Hyvor Relay is the smaller project of the two, so it is closing the gap rather than extending a lead.

Comparable

Development Activity

Both projects show recent activity, with Hyvor Relay last updated 4 days ago and useSend 17 hours ago.

Comparable

Technology Stack

Both tools share common technology foundations, being built with JavaScript, CSS, Bash, Typescript. However, they differ in their additional technology choices: Hyvor Relay uses Golang, PHP, SvelteKit while useSend leverages JSX, Next.js.

useSend wins

Project Maturity

useSend has been in development longer, starting 3 years ago, compared to Hyvor Relay which began 1 year ago. This 1.2-year head start suggests useSend may have more mature features and established processes.

Comparable

Licensing

Both projects use the AGPL-3.0 license, providing identical terms for usage and distribution.

Comparable

Use Cases & Features

Both tools serve similar use cases in Email Platforms. However, they also have distinct specializations: useSend extends into Email Marketing & Newsletters.

Comparable