- Nearby my House - Open Air Museum Hessenpark - WinHelp: Must Have For developing HLP files you do not need so much. In fact: All absolutely needed tools are available with no charges. Josef Becker You need this compiler if you want to compile your RTF into 16-Bit HLP. Use for writing RTF a standalone tool or Word2 or Word6. Free by Microsoft ![]() You need this compiler if you want to compile your RTF into 32-Bit HLP. Works with 32-Bit-Word RTF too. Free by Microsoft ![]() Decompiles all kind of HLP. Comes together with best known HLP-format documentation. Free by Manfred Winterhoff ![]() A hypergraphic is a bitmap that includes one or more hotspots. Free by Microsoft |