messenger
                                A Go (golang) package that allows you to interact with Facebook chat/Messenger using an unofficial API.
                            
                        How to download and setup messenger
Open terminal and run command
                                            git clone https://github.com/1lann/messenger.git
                                        
                                        git clone is used to create a copy or clone of messenger 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 messenger https://github.com/1lann/messenger/archive/master.zip
Or simply clone messenger with SSH
                                            [email protected]:1lann/messenger.git                                    
                                    If you have some problems with messenger
You may open issue on messenger support forum (system) here: https://github.com/1lann/messenger/issuesSimilar to messenger repositories
Here you may see messenger alternatives and analogs
PhotoEditor jest botkit SkeletonView awesome-java-leetcode koala caprine rrssb hybridauth zuck.js facebook-sdk Messenger-for-Desktop Awesome-pytorch-list login-with system_design react-player SocialCount xhp-lib sharer.js facebook-tunnel messenger-bot jbot facebook-messenger play-authenticate purple-facebook facepy ProjectFib Simplicity socialite restfb