The agent you run every day is GPL-2.0. Audit how it handles your code, extend it with your own tools, or fork it entirely — the license guarantees you can.
packages/core — the agent loop, permissions, checkpoints, sessionspackages/tools — filesystem, shell, search and web toolspackages/providers — every LLM adapter, including the gateway clientapps/vscode — the full VS Code extensionapps/cli & apps/acp-agent — headless CLI and multi-IDE adapterOnly the billing gateway — the service that meters Pass credits and proxies paid requests. Your editor never depends on it: with your own API keys, NinjaCode is 100% open code end to end.
The open core keeps you free; the gateway pays the maintainers. No venture pressure to raise token prices, no rug pull on the license.