Sites using Thundermail
Open-source low-cost transactional email API and SDK that wraps Amazon SES for budget senders.
274 sites
266 found by StackScope, 8 via launch platforms
- StackScope Wider Web 251
- StackScope Discovery (Indie) 15
- Product Hunt 8
Thundermail has been detected on 8 launches since first appearing in April 2026. Most recent detection: ProperPrompt, today.
It's most commonly paired with Cloudflare DNS, nginx, and Google Analytics.
Share of new launches using Thundermail
Each dot is one launch day. Line is the 7-day rolling average; weekly averages before May 2026.
How StackScope detects technologies
⋮ Jul 1, 2026: Adoption figures now count launches from launch platforms. Use the source view to include StackScope Discovery.
⋮ Jul 3, 2026: Email provider detection improved: providers identified from mail configuration are now caught on a site's first crawl. Earlier data may slightly undercount.
Transactional Email leaders
| Tool | % of launches | % of category | ||
|---|---|---|---|---|
| #1 | – |
Resend
|
19.22% | 72.75% |
| #2 | – |
Amazon SES
|
3.62% | 13.69% |
| #3 | – |
SendGrid
|
2.79% | 10.57% |
| #4 | – |
Mailgun
|
1.17% | 4.43% |
| #5 | ▼1 |
Firebase Trigger Email
|
0.96% | 3.65% |
| … | ||||
| #31 | Thundermail Current page | 0.01% | 0.04% | |
Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any Transactional Email tool. All 76 in Transactional Email →
Often used with
| Tool | Launches |
|---|---|
Cloudflare DNS
|
5 |
nginx
|
5 |
Google Analytics
|
5 |
Google Fonts
|
5 |
Cloudflare
|
4 |
Tools most often detected on the same launches as Thundermail.
