Lichess Importer by LeSpec

Use ctrl / cmd and left click, then lichess will open in a new tab.
Supports both opened games and archived games (see pictures).
Automatically adjusts board orientation, starts computer analysis, and enables local evaluation.

Make sure permissions for Chess.com and Lichess.org are enabled.

If smth doesn't work, message me via GitHub Discussions: "https://github.com/LeSpec/Lichess-Importer/discussions"

Notes:
- Too many requests in a short period of time may fail due to Lichess’ rate limiting.
- How to view Error/Log Messages:
    1. Type about:debugging#/runtime/this-firefox in the Firefox address bar.
    2. Find Lichess Importer in the Extensions section and click the "Inspect" button.
    3. In the Developer Tools window, go to the Console tab.