How to download and setup webasm-solidity
Open terminal and run command
                                            git clone https://github.com/TrueBitFoundation/webasm-solidity.git
                                        
                                        git clone is used to create a copy or clone of webasm-solidity 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 webasm-solidity https://github.com/TrueBitFoundation/webasm-solidity/archive/master.zip
Or simply clone webasm-solidity with SSH
                                            [email protected]:TrueBitFoundation/webasm-solidity.git                                    
                                    If you have some problems with webasm-solidity
You may open issue on webasm-solidity support forum (system) here: https://github.com/TrueBitFoundation/webasm-solidity/issuesSimilar to webasm-solidity repositories
Here you may see webasm-solidity alternatives and analogs
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