fivebin

Desktop vocabulary learner written in Go with a Fyne GUI.

It keeps a large dictionary out of RAM by streaming JSON, supports search and random practice words, and stores personal notes per word.

Features

• Streaming dictionary load (memory-friendly for large word lists)
• Fast word search
• Random word practice
• Personal notes persisted to user_meanings.json
• Embedded default dictionary (resources/data.json)

Requirements

• Go 1.21+
• OS packages required by Fyne on your platform (Linux: OpenGL / X11 or Wayland deps)

Run

go mod download
go run .

Optional custom dictionary file:

go run . /path/to/dictionary.json

Build:

go build -o fivebin .

Project layout

File	Role
main.go	App bootstrap, dictionary path resolution
dictionary.go	Streaming dictionary access
gui.go	Fyne UI
user_meanings.go	Personal notes storage
resources/data.json	Embedded word list

Stack

• Language: Go
• UI: Fyne v2

License

MIT