Use https://traefik.me SSL certificates for local HTTPS without having to touch your /etc/hosts or your certificate CA.

docker-compose.yml

version: '3'
services:
  traefik:
    restart: unless-stopped
    image: traefik:v2.0.2
    ports:
      - "80:80"
      - "443:443"
    labels:
      - "traefik.http.services.traefik.loadbalancer.server.port=8080"
    volumes:
      - ./traefik.yml:/etc/traefik/traefik.yml
      - ./tls.yml:/etc/traefik/tls.yml
      - /var/run/docker.sock:/var/run/docker.sock
      - certs:/etc/ssl/traefik
  app1:
    image: containous/whoami
    labels:
      - "traefik.http.routers.app1.rule=Host(`app1.traefik.me`)"
      - "traefik.http.routers.app1-tls.tls.domains[0].main=app1.traefik.me"
      - "traefik.http.routers.app1-tls.tls.domains[0].sans=app1-*.traefik.me"
  app2:
    image: containous/whoami
    labels:
      - "traefik.http.routers.app2.rule=Host(`app2.traefik.me`)"
      - "traefik.http.routers.app2-tls.tls.domains[0].main=app2.traefik.me"
      - "traefik.http.routers.app2-tls.tls.domains[0].sans=app2-*.traefik.me"

  reverse-proxy-https-helper:
    image: alpine
    command: sh -c "cd /etc/ssl/traefik
      && wget traefik.me/cert.pem -O cert.pem
      && wget traefik.me/privkey.pem -O privkey.pem"
    volumes:
      - certs:/etc/ssl/traefik

volumes:
  certs:

tls.yml

tls:
  stores:
    default:
      defaultCertificate:
        certFile: /etc/ssl/traefik/cert.pem
        keyFile: /etc/ssl/traefik/privkey.pem
  certificates:
    - certFile: /etc/ssl/traefik/cert.pem
      keyFile: /etc/ssl/traefik/privkey.pem

traefik.yml

logLevel: INFO

api:
  insecure: true
  dashboard: true

entryPoints:
  http:
    address: ":80"
  https:
    address: ":443"

providers:
  file:
    filename: /etc/traefik/tls.yml
  docker:
    endpoint: unix:///var/run/docker.sock
    watch: true
    exposedByDefault: true
    defaultRule: "HostRegexp(`{{ index .Labels \"com.docker.compose.service\"}}.traefik.me`,`{{ index .Labels \"com.docker.compose.service\"}}-{dashed-ip:.*}.traefik.me`)"

@pyrou thx for your work dude :) It was soo helpful
Can we just run our own instance of traefik.me to be able to have let'sencrypt working ?