Pick the url that corresponds to the version you are running:

• https://lastexitcode.com/monodevelop-addins/8.8/main.mrep
• https://lastexitcode.com/monodevelop-addins/8.7/main.mrep
• https://lastexitcode.com/monodevelop-addins/8.6/main.mrep
• https://lastexitcode.com/monodevelop-addins/8.5/main.mrep
• https://lastexitcode.com/monodevelop-addins/8.3/main.mrep
• https://lastexitcode.com/monodevelop-addins/8.1/main.mrep
• https://lastexitcode.com/monodevelop-addins/8.0/main.mrep
• https://lastexitcode.com/monodevelop-addins/7.8/main.mrep
• https://lastexitcode.com/monodevelop-addins/7.7/main.mrep
• https://lastexitcode.com/monodevelop-addins/7.4/main.mrep
• https://lastexitcode.com/monodevelop-addins/7.3/main.mrep
• https://lastexitcode.com/monodevelop-addins/7.2/main.mrep
• https://lastexitcode.com/monodevelop-addins/7.1/main.mrep
• https://lastexitcode.com/monodevelop-addins/7.0/main.mrep
• https://lastexitcode.com/monodevelop-addins/6.2/main.mrep
• https://lastexitcode.com/monodevelop-addins/6.1/main.mrep
• https://lastexitcode.com/monodevelop-addins/6.0/main.mrep
• https://lastexitcode.com/monodevelop-addins/5.0/main.mrep

• Open the Add-in Manager dialog.
• Select the Gallery tab.
• Open the Repository drop down list and select Manage Repositories.
• Click the Add button.
• Enter the url for the MonoDevelop version - e.g. https://lastexitcode.com/monodevelop-addins/5.0/main.mrep
• Click OK.
• Expand IDE extensions.
• Select the addin.
• Click the Refresh button if the addin is not visible.
• Click Install... or Update to install the addin.