Both the .indd and .idml files originate from Adobe InDesign and it is very likely that only this program can work with them and possible save one to another. We haven't found other information about any possible programs capable of this type of conversion, so InDesign remains the only choice.
Convert Adobe InDesign document to InDesign Markup Language document.
We have found 2 software records in our database eligible for .indd to .idml file format conversion.
Microsoft Windows software - convert indd to idml on Windows
Professional desktop document publishing software from Adobe
Convert from indd file format
|Yes, Adobe InDesign supports indd file conversion as a source file type.||Yes||Yes||indd editor||Yes||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned indd to idml. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software - convert indd to idml on OS X
Mac version od Adobe's popular document designing and publishing software