ItemEd GSC is a tool used for editing the items in Pokemon Gold/Silver/Crystal.
ItemEd GSC
Platform(s): GBC Hack Tools
Type: Item and Market Editing
Compatible with: Pokemon Gold, Silver, Crystal
Supported OS: Windows
Type: Item and Market Editing
Compatible with: Pokemon Gold, Silver, Crystal
Supported OS: Windows
MegaMap
If you do not want to use the GoldMap tool hack, then MegaMap will be the best alternative because its functions are totally the same as the first tool.
Type: Map Editing
Compatible with: Pokemon Gold, Silver
Supported OS: Windows