I have never used it, but I often see Lazarus mentioned on HN as a multi-platform solution. The downside is that it is Delphi / Pascal, but perhaps the lure of

I have never used it, but I often see Lazarus mentioned on HN as a multi-platform solution. The downside is that it is Delphi / Pascal, but perhaps the lure of cross-platform native apps would make it worth the investment?