Enernite is a modern GIS tool that empowers you to tell better stories with maps. GIS is not conceptually hard - just the tools are badly designed. Enernite seeks to replace legacy GIS tools by doing what Figma did for design.
pdf2map is a browser-based tool allowing you to assign coordinates to a PDF or image. Once the PDF or image is georeferenced, you can download it as a GeoTIFF.