Sites using ViaCEP
Free Brazilian postal code (CEP) address lookup API widely used for address autofill.
Found via: Product Hunt 2 · StackScope Discovery (Indie) 5 · StackScope Wider Web 8
Figures on this page reflect launches found via StackScope Discovery only. The "Found via" counts above always show every source. Reset
ViaCEP has been detected on 5 launches since first appearing in July 2026. Most recent detection: EFLab — A estrutura pronta para escritórios de arquitetura | EFLab, on July 11, 2026.
It's most commonly paired with HSTS, Cloudflare DNS, and Supabase.
Share of new launches using ViaCEP
Each dot is one launch day. Line is the 7-day rolling average. Chart starts at first detection.
Data API leaders
| Tool | % of launches | % of category | ||
|---|---|---|---|---|
| #1 |
The Movie Database
|
0.06% | 15.29% | |
| #2 |
Open Food Facts
|
0.04% | 10.59% | |
| #3 |
Frankfurter
|
0.03% | 8.24% | |
| #4 |
ViaCEP
Current page
|
0.02% | 5.88% | |
| #5 |
BrasilAPI
|
0.01% | 3.53% |
Percentages show adoption among launches found via StackScope Discovery: the share of all such launches, and of those using any Data API tool. All 49 in Data API →
Often used with
| Tool | Launches |
|---|---|
| HSTS | 5 |
Cloudflare DNS
|
3 |
Supabase
|
3 |
Vercel
|
3 |
Tailwind CSS
|
3 |
Tools most often detected on the same launches as ViaCEP.
