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Super simple email open/click tracking server.
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Super simple email open/click tracking server.

For each event, it logs a JSON object to the output (a.k.a JSON Lines). You can then pipe it to any program that you want to further processing.

  "dateTime": "2019-02-28T00:47:44.819Z",
  "type": "click",
  "ip": "",
  "headers": {
    "host": "localhost:3000",
    "connection": "keep-alive",
    "upgrade-insecure-requests": "1",
    "user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.109 Safari/537.36",
    "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8",
    "accept-encoding": "gzip, deflate, br",
    "accept-language": "en-US,en;q=0.9"
  "data": {
    "url": "",
    "key1": "value1",
    "key2": "value2"


Run the server:

node ./src/server.js [port]

Default port is 3000.

For open tracking, insert an image into your email and point it to:


For click tracking, change the links in your email to:



The docker image writes the output to the file specified as the first argument:

docker run --rm -p 3000:3000 -v ./log:/var/log/traq soheilpro/traq /var/log/traq/traq.log

Version History

  • 1.0
    • Initial release.


Soheil Rashidi

Copyright and License

Copyright 2019 Soheil Rashidi.

Licensed under the The MIT License (the "License"); you may not use this work except in compliance with the License. You may obtain a copy of the License in the LICENSE file, or at:

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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