Images: .png, .jpg, .bmp, .gif, .psd, .apng, RAW;
Compressed packages: .zip, .rar, . , .7z;
Documents: .pdf, .txt, .html, .htm, .md, .markdown, .csv, .eml, .msg;
Microsoft Office: Word (.doc, .docx), Excel (.xls, .xlsx), PowerPoint (.ppt, .pptx);
OpenDocument documents: odt, .ods, .odp;
Video files: .mp4, .mkv, .m2ts, etc;
Audio files: .mp3, .ogg, .m4a, etc;
All plain text type files: .txt, py, java, all kinds of code files;
Files/folders can display message boxes
