Forgecode

Forgecode is an open-source CLI / Terminal assistant that integrates AI capabilities directly into the terminal to provide code suggestions, debugging assistance, and project analysis without requiring a separate editor. The tool allows developers to perform complex coding tasks, such as implementing new features or refactoring legacy code, while remaining within their existing shell environment.

The software is deployed as a CLI tool and offers three distinct interaction methods to suit different workflows. Users can engage in a persistent conversational loop via an interactive terminal UI for multi-step work, execute single tasks using one-shot CLI mode for scripts and piping output, or utilize a ZSH plugin that intercepts commands starting with a colon prefix to send prompts without leaving the shell prompt. This flexibility allows the assistant to function as both a deep-dive coding partner and a quick utility for shell command suggestions.

Key features

• Support for multiple LLM providers including OpenAI and Anthropic
• Interactive TUI for multi-step development tasks and persistent sessions
• One-shot CLI mode for scripts and piping output
• ZSH plugin for direct shell integration using a colon prefix
• Specialized agents for implementation, research, and planning
• Fuzzy-search file attachment using the @ symbol for context
• Restricted shell mode to limit file system access
• AI-generated git commit messages
• Sandbox mode for isolated git worktrees and branches

Forgecode is designed for developers who prefer a terminal-centric workflow and want to maintain full control over their environment. It utilizes a multi-agent architecture where different agents handle specific roles: the forge agent builds features and fixes bugs, the sage agent performs read-only research to map architecture, and the muse agent analyzes structure to write implementation plans. The tool is intended for a wide range of tasks, including explaining authentication flows, designing database schemas with specific constraints, and resolving complex git conflicts through guided reconciliation.

It serves as a lightweight, non-intrusive layer for AI-assisted programming that operates entirely within the existing shell ecosystem, prioritizing transparency and extensibility.