Dialogue Designer
A branching dialogue editor for game developers. Can be used with any game engine / framework.
Drafft Classic
Plan your game.
Monologue - Dialogue Editor
A powerful dialogue editor for any game engine or programming language.
LE Dialogue Editor
LE Dialogue Editor is an standalone application created with the main purpose to manage tiny but complex dialogues
Laconic Dialogue Writer
A tool for writing and encoding dialogue, and managing dialogue assets
Loreline Writer
Standalone editor to write Interactive Fiction
Dialogue Forge
A modular dialogue tool that supports any engine/framework that can read JSON files.
Schnack Dialog Editor
Node-Based Dialog System / Editor for Games
Dialogue Tool for Larynx Text To Speech
[Bonus: NPC Speech download!] Give your characters a real voice easier with this tool & Larynx offline Text To Speech.
Conversation Consternation
A simple node-based dialogue editor.