Open-source Resend alternatives

3 open-source alternatives to Resend, curated: Plunk, Sendune, useSend. Each is open-source; compare license and links below.

ToolWhat it isLicenseOpen source
PlunkOSS alt to Resend; ~5347 stars; via openalternative.coAGPL-3.0yes
SenduneOSS alt to Resend; ~2182 stars; via openalternative.coMITyes
useSendOSS alt to Resend; ~4586 stars; via openalternative.coAGPL-3.0yes

Positioning is each tool's own description; open-source status is evidence-based. See each linked entry for details.