Looking for logging into the Workbench Salesforce site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Workbench Salesforce site. After that you can login as usual with your login credentials.
https://workbench.developerforce.com/
https://github.com/forceworkbench/forceworkbench/wiki
https://developer.salesforce.com/forums/%3Fid%3D9060G000000MVm5QAG
https://developer.salesforce.com/docs/atlas.en-us.api_rest.meta/api_rest/quickstart_using_workbench.htm
https://success.salesforce.com/answers%3Fid%3D9063A000000pEyaQAE
https://www.forcetalks.com/blog/how-to-use-workbench-with-salesforce/
http://www.google.de/url?url=http://www.wadewegner.com/2017/04/use-workbench-with-your-scratch-org/
https://www.tutorialkart.com/salesforce/what-is-workbench-salesforce/
https://www.youtube.com/watch%3Fv%3Diir4vMkLpjQ
https://www.demandblue.com/salesforce-workbench-features/
https://salesforce.stackexchange.com/questions/112856/enabling-workbench-in-sandbox
https://www.janbasktraining.com/blog/what-is-salesforce-workbench/
https://success.scribesoft.com/s/article/Unable-To-See-Standard-Salesforce-Objects