Alternatives to GitHub Copilot

Open-source terminal AI coding assistant with multi-model support and LSP integration

AI model router that grounds coding agents in your codebase and cuts costs

Open-weight agentic coding models for regulated enterprises needing auditable, on-prem AI

Multi-agent AI coding assistant for VS Code, launching soon.

Cloud platform that deploys AI coding agents as YAML code in your GitHub repo

IDE-native coding assistant with multi-agent flexibility and AI-provider choice.

Free all-in-one AI assistant for presentations, writing, coding, and ZCode agentic IDE

Free VS Code extension that runs multiple AI coding agents in a debate panel for higher-quality code.

Coding AI trained exclusively on production code for maintainable software.

AWS-native AI coding assistant with agentic automation for developers

Open-source AI coding agent for VS Code and JetBrains, now frozen after Cursor acquisition.

Spec-driven AI coding platform that turns prompts into tested, verified code.

AI coding assistant with deep codebase search for enterprise teams

Autonomous terminal-native coding assistant for multi-step engineering tasks

Open-source agentic development environment for orchestrating coding agents at scale.

Frontier code models with 5M-token context, built to automate software engineering and research toward safe AGI.

AI code review agent that catches critical bugs and security issues instantly on GitHub

Agentic coding platform that plans, executes, verifies, and iterates on real-world engineering tasks.

Kimi Chat: AI workspace with K3 for agentic coding, research, and automation.

Open-source AI coding agent for terminal, IDE, or desktop with model-agnostic support

Turn up to 3 reference images into editable, live-previewed Three.js model code right in your browser.

Open-source ruleset that makes AI coding agents write minimal, pragmatic code.

Open-source AI coding agent with 500+ models and zero markup

Flat-rate $9.99/mo subscription for curated open-weight coding models in Cline

Free, self-hosted AI code reviewer for GitHub, GitLab & Forgejo — bring your own LLM.

A local-first, open-source AI coding agent that builds its own harness and keeps your code on your machine.

Launch AI coding agents, review PRs, and ship code from your iPhone with Cursor for iOS.

AI code review agent with full multi-repo context that catches bugs, fixes CI, and tracks DORA metrics.

CodeHealth guardrails that make AI coding assistants fix maintainability issues before you approve them.

Sync PR reviews across GitHub, Slack, and VS Code with AI agents.