QCoder

Spec sheet

What it does

QCoder is a VS Code based desktop editor combining AI chat, inline edits, agent runs, MCP tools, and command sandboxing.Read 15 Oct 2026 · qcoderai.com

Product

QCoder is an AI code editor based on a fork of Visual Studio Code.Read 9 Oct 2026 · github.com

Integrations

QCoder uses MCP to connect to databases, APIs, documentation, and custom tools over stdio or HTTP.Read 9 Oct 2026 · qcoderai.com

Security

The maker says QCoder supports air-gapped use, an optional Docker sandbox for agent commands, and OS-keychain storage for API keys.Read 9 Oct 2026 · qcoderai.com

Privacy

The maker says QCoder sends no data to its servers and has no telemetry by default.Read 9 Oct 2026 · qcoderai.com

Support

The documentation directs users to email support and GitHub Issues, and the contact page says typical responses are within 24 hours.Read 15 Oct 2026 · qcoderai.com

License

QCoder is released under the MIT License, including its QCoder additions and branding customizations.Read 15 Oct 2026 · github.com

Agent mode

Agent mode reads and writes files, executes commands, and performs multi-step work with reviewable diffs.Read 15 Oct 2026 · qcoderai.com

Agent modes

Documentation lists six modes: Agent, Ask, Plan, Edit, Apps Builder, and PRD.Read 15 Oct 2026 · qcoderai.com

AI chat

The editor lets users connect their own provider keys and chat with hosted models or local Ollama models.Read 15 Oct 2026 · qcoderai.com

Air-gapped deployment

QCoder is advertised for air-gapped operation with local models and self-hosted infrastructure.Read 15 Oct 2026 · qcoderai.com

API compatibility

QCoder works with OpenAI-compatible endpoints and allows configurable custom HTTP connections.Read 15 Oct 2026 · qcoderai.com

Build prerequisites

Source builds require Node.js 22, Python 3, platform-specific build tools, and Electron 39.8.8.Read 15 Oct 2026 · github.com

Changelog

Version 1.0.0 in March 2026 added 10+ providers, inline editing, agent mode, MCP, analytics, self-hosting, SSO/SAML, audit logging, and air-gapped deployment support.Read 15 Oct 2026 · qcoderai.com

Code handling

The maker says code stays on the user's machine unless explicitly sent to an API the user controls.Read 9 Oct 2026 · qcoderai.com

Company description

LinkedIn describes Quantum Horizon AI as a Virginia-based software development and AI company working across machine learning, generative AI, IoT, data science, and automation.Read 15 Oct 2026 · linkedin.com

Company founding

LinkedIn lists Quantum Horizon AI as founded in 2023.Read 15 Oct 2026 · linkedin.com

Company headquarters

LinkedIn lists headquarters in the District of Columbia, United States.Read 15 Oct 2026 · linkedin.com

Company size

LinkedIn lists Quantum Horizon AI as self-owned with 2–10 employees.Read 15 Oct 2026 · linkedin.com

Documentation depth

The documentation includes installation, provider setup, chat and inline editing, agent mode, MCP, security and offline use, keyboard shortcuts, and reference material.Read 15 Oct 2026 · qcoderai.com

Downloads

Official downloads list Windows 10/11 x64, macOS 12+ Apple Silicon, and Linux packages marked coming soon.Read 15 Oct 2026 · qcoderai.com

Enterprise controls

The product page lists self-hosting, air-gapped support, SSO/SAML, SCIM provisioning, and audit logging.Read 15 Oct 2026 · qcoderai.com

Independent limitation

A Linux community post says QCoder is occasionally used but remains behind overseas alternatives, while another commenter says it is too complex and prefers an open-source alternative.Read 15 Oct 2026 · linux.do

Inline editing

AI suggestions appear as streaming red and green diffs that users can accept, reject, or modify per hunk.Read 15 Oct 2026 · qcoderai.com

Limit: Linux availability

The download page says Linux .deb and .rpm packages are coming soon rather than currently available.Read 15 Oct 2026 · qcoderai.com

Limit: provider costs

QCoder supplies no model credits, so users must pay their selected AI provider or operate local models.Read 15 Oct 2026 · github.com

Linux availability

The download page lists Ubuntu 20.04+ and Fedora 36+ x64, with .deb and .rpm packages marked coming soon.Read 9 Oct 2026 · qcoderai.com

Local models

Ollama and LM Studio can run models locally without an API key.Read 15 Oct 2026 · qcoderai.com

macOS availability

The download page lists macOS 12+ on Apple Silicon and a 193 MB DMG.Read 9 Oct 2026 · qcoderai.com

Maker founding claim

Quantum Horizon AI's company page says it was founded in 2022 and is headquartered in Virginia, USA.Read 15 Oct 2026 · quantumhorizon.ai

MCP integration

MCP support connects databases, APIs, and custom tools through stdio or HTTP transports.Read 15 Oct 2026 · qcoderai.com

Praise: privacy and control

A Linux community commenter described occasional QCoder use but said it still lagged foreign tools, indicating a mixed independent impression rather than consistent praise.Read 15 Oct 2026 · linux.do

Privacy policy

The privacy policy says the website does not use analytics cookies and that the company does not sell user data.Read 9 Oct 2026 · qcoderai.com

Provider integrations

Documented providers include OpenAI, Anthropic, DeepSeek, Google Gemini, Groq, Ollama, OpenRouter, xAI, Mistral, LM Studio, and custom HTTP.Read 15 Oct 2026 · qcoderai.com

Repository activity

GitHub shows the repository as public with 39 commits and zero stars at the time of the opened page.Read 15 Oct 2026 · github.com

Security claim

The maker says QCoder has no telemetry, sends no data to QCoder servers, and stores keys in the operating system credential store.Read 15 Oct 2026 · qcoderai.com

Self-hosted architecture

The open-source build defaults to standalone mode without a backend, while a separate management platform handles centralized policies and licensing.Read 15 Oct 2026 · github.com

Source repository

The public repository describes QCoder as a fork of Visual Studio Code with an embedded AI assistant.Read 15 Oct 2026 · github.com

System requirements

The getting-started guide lists Windows 10 64-bit minimum, 8 GB RAM, 500 MB disk, Node.js 18+, Git 2.x, and optional Docker.Read 15 Oct 2026 · qcoderai.com

Windows availability

The download page lists Windows 10/11 x64 and a 110 MB installer.Read 9 Oct 2026 · qcoderai.com

Plans and prices

Every QCoder plan and price →

Where Specifiction places it

• AI Code Generators#27 of 548.4