A keyboard-first, terminal AI coding workspace for managing projects, model providers, threads, plugins, and delegated agents.

Get started Configure providers GitHub 
dotnet tool install -g CodeAlta
alta

The NuGet package is CodeAlta; the installed command is alta. Requires .NET 10.

CodeAlta principles

Efficient. Transparent. Keyboard-first. Thread-oriented. Provider-agnostic. Native .NET. Error-aware. Pluggable.

A compact design manifesto for a terminal workspace that stays practical while it grows.

Efficient interface

Using terminal space efficiently

CodeAlta main workspace with projects, thread timeline, prompt editor, and provider footer
Transparent execution

Keeping execution inspectable

CodeAlta tool input and output dialog showing inspectable execution details
Keyboard-first workflow

Working keyboard-first

CodeAlta command palette with keyboard-first commands
Thread-oriented workspace

Coordinating multiple agents in durable threads

CodeAlta help dialog listing thread, queue, steering, and delegation shortcuts
Provider-agnostic runtime

Switching between multiple providers and models, local and remote

CodeAlta Model Providers dialog for configuring providers and models
Native .NET foundation

Staying native to C# and .NET

CodeAlta native terminal editor with syntax-highlighted C# code
Actionable errors

Turning failures into repair paths

CodeAlta configuration recovery editor with TOML validation feedback
Plugin support

Adding trusted local plugins

CodeAlta plugin management dialog with plugin diagnostics and contributions
Read the full principles manifesto