An always-on Anki review system.

View the Project on GitHub abishekmuthian/memory-hammer

Memory Hammer

An always-on Anki review system.

Memory Hammer Demo

Click the above image for a video demo.


To solve Anki review accumulation by making the cards available for review when its due using always-on display system. By extension addressing Human Memory, lack of thereof.


Using e-paper display attached to a raspberry pi and memory-hammer software.


  1. Supports basic cards with plain text.
  2. Review Anki Cards and set Ease Factor.
  3. When a card is due, it’s automatically displayed.


  1. Raspberry Pi Zero.
  2. 2.13inch Touch e-Paper HAT.
  3. Python 3.10.
  4. Anki Desktop with Anki Connect.


  1. Set up the Raspberry Pi Zero with the e-paper hat using Raspberry Pi OS(Headless is fine).
  2. Install the latest version of RPi.GPIO.
  3. Set up Anki Connect on the desktop with ANKICONNECT_BIND_ADDRESS.
  4. git clone
  5. pip3.10 install -r requirements.txt


  1. Edit the Config section of the with the IP address of your Anki Desktop and port for Anki Connect.
  2. python3.10

Download the Decks using Get Decks

Download the decks

Select ‘All’ if you don’t want to select the decks individually

Select All decks

Select the deck for review using arrow buttons

Select the deck for review

Front-side of the card is displayed, Select show answer to show the back-side

Front side of the card is displayed

Back-side of the card is displayed, Select the Ease Factor

Back side of the card is displayed

If there are no due-cards available, It will be automatically retrieved and displayed

No due cards


Short-term project goals

Long-term project goals

Achievement of those goals depends upon the support I receive from you.


If you think Memory Hammer is useful for you, Support the continuous development of Memory Hammer.

Built in Public

Memory Hammer is being built in public here - .

License for Memory Hammer

Memory Hammer, An always on Anki-review system.

Copyright (C) 2022 Abishek Muthian (

This program is free software: you can redistribute it and/or #modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public #License along with this program. If not, see

License for libraries included within Memory Hammer

Licenses for libraries used in Memory Hammer are included within those library files.