by Mastropiero

Gauntlet Editor v1.0 is a cross-platform level editor for the home computer versions of the arcade game 'Gauntlet' from 1985. It can generate levels that are binary-compatible with the MSX, Amstrad CPC and ZX-Spectrum ports of this great classic.

Compatibility with all the Z80-based flavours of Gauntlet (MSX, CPC, ZX)
Original levels import tool
Supports the 8 official pattern styles
Supports both horizontal and vertical wrapping flags
Supports 'can hurt' and 'can stun other players' flags
Supports the EXIT randomizing flag
Native format (including name and other metadata) supported
Individual or 10-maze block saving/exporting
Verification tool to prevent memory constraint uses on target 8bit computers
Random Maze Generator (DFS, Prim, Kruskal algorithms supported)
Mirroring effects
Donwload and more information, here
Source: https://mastropiero.itch.io/gauntlet-editor