# #firefox — MDRSS hashtag feed

> Public MDRSS cards tagged #firefox.
> Canonical feed: https://mdrss.com/feeds/firefox

## Cards (1)

### [mkcert](https://mdrss.com/web-mobile/mobile-development/1521/1521.md)

mkcert is a simple tool for making locally-trusted development certificates. Using certificates from real certificate authorities (CAs) for development can be dangerous or impossible (for hosts like example.test, localhost or 127.0.0.1), but self-signed certificates cause trust errors.

Classification: web-mobile/mobile-development · Feed: web-mobile · Updated: 2026-08-04T12:22:38.168Z · Version: 1