Resend
Resend is used by 166 companies on usedby, 10 confirmed by a case study, a named quote or a press release. Customers include Replit, Anghami, and Better Auth. Who uses Resend
Latest check of 166 of 166 lines: Nov 13, 2026.
Email delivery & templates: the tools companies use
Email delivery platforms with verified integrated AI for email templates, editing or content checks.
166
companies on usedby use a tool of this category
166 companies on usedby use the one tool in this category with a public customer. Resend leads with 166 companies.Latest check Nov 13, 2026: 166 of 166 public lines checked. Counts are of companies on usedby, not of the whole market: we list a company when a public page shows its AI tools.
Ranked by customers
Companies with a public line for each tool. Job-post signals count and are drawn apart in the proof bar.
| # | Tool | Customers | Proof |
|---|---|---|---|
| 1 | Resend | 166 |
Newest customers
Companies first listed by a tool of this category in the last 90 days.
No new customer yetTracking of changes on these tools' pages started on November 13, 2026. New customers appear here, dated, after two complete checks of those pages.
Questions about Email delivery & templates
Answers drawn from usedby data.
What is the most used tool in Email delivery & templates?
Resend, used by 166 of the 166 companies on usedby in this category. Who uses Resend.
How does usedby rank these tools?
By the number of companies with a public line for each tool, read from dated captures of vendor customer pages, case studies, press releases and job posts. Every proof level counts in the totals and the ranking, job-post signals included (the weakest proof, shown apart in the proof bar); ties go to the stronger proofs. usedby lists a company when a public page shows it, so these counts describe the companies on usedby, not the whole market.