Carbonalyser
                                The add-on "Carbonalyser" allows to visualize the electricity consumption and greenhouse gases (GHG) emissions that your Internet browsing leads to.
                            
                        How to download and setup Carbonalyser
Open terminal and run command
                                            git clone https://github.com/carbonalyser/Carbonalyser.git
                                        
                                        git clone is used to create a copy or clone of Carbonalyser repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with Carbonalyser https://github.com/carbonalyser/Carbonalyser/archive/master.zip
Or simply clone Carbonalyser with SSH
                                            [email protected]:carbonalyser/Carbonalyser.git                                    
                                    If you have some problems with Carbonalyser
You may open issue on Carbonalyser support forum (system) here: https://github.com/carbonalyser/Carbonalyser/issuesSimilar to Carbonalyser repositories
Here you may see Carbonalyser alternatives and analogs
ProjectFib polydev extension-boilerplate chromelogger enhanced-github refined-github dejavu listen1_chrome_extension gmail.js OctoLinker simpread react-perf-devtool retire.js isometric-contributions crx-selection-translate mirage chromium-vim pangu.js NoCoin github-hovercard privacybadger web-scrobbler web-maker json-viewer MakeGithubGreatAgain chrome-devtools-autosave stylus darkreader data-selfie refined-twitter