About Tabby
Tabby ranks #15 of 19 in AI Code Agents, holds a 4.2/5 editor rating, starts at Free (Community).
Tabby is a self-hosted open-source AI coding assistant from TabbyML with 32,000+ GitHub stars, offering Copilot-style completions, inline chat, and an agent (Pochi) that runs entirely on your own hardware. Free Community tier plus paid Team and Enterprise plans.
“Tabby is the best self-hosted AI coding assistant for privacy-sensitive teams, with the broadest IDE plugin coverage of any tool in the category. The Community tier is genuinely useful for free, and the new Pochi agent brings Tabby into the agentic era.”
What is Tabby?
Overview
Tabby is the leading open-source alternative to GitHub Copilot for organizations that need their code to stay on their own hardware. Built by TabbyML, the project has grown to over 32,000 GitHub stars by offering a Copilot-grade autocomplete and chat experience that runs entirely on customer-controlled infrastructure - whether that is a beefy workstation, a self-hosted GPU server, or a private cloud cluster.
The project recently expanded beyond completions with an agent called Pochi, which adds full-stack task planning and execution similar to Cursor's Composer mode. The combination of self-hosted privacy and modern agentic capabilities makes Tabby a credible choice for enterprises that previously had to choose between security and capability.
Core Features
Tabby's core is its completion engine. The Tab model produces context-aware code suggestions in milliseconds, drawing on Tabby's project indexing to understand your codebase. The Answer Engine provides instant coding answers without leaving your IDE, and the Inline Chat lets you ask questions or request edits in context.
Data Connectors let Tabby pull from internal documentation, Confluence pages, Jira tickets, or other knowledge sources so completions and chat answers can reference your actual project context, not just open files.
The Pochi agent is the newest addition. It handles multi-step tasks like writing entire features, refactoring across files, and managing test cycles, similar to the Composer and Agent modes in commercial editors. Pochi can run as a cloud service or alongside a self-hosted Tabby deployment.
IDE support is exceptionally broad. Tabby has official plugins for VS Code, Neovim, IntelliJ, Eclipse, Android Studio, AppCode, CLion, GoLand, PhpStorm, PyCharm, Rider, RubyMine, and WebStorm. Few competitors match this breadth.
Model support includes open weights from Mistral, DeepSeek, Qwen, and StarCoder. Customers can also point Tabby at their own self-hosted model.
Pricing Analysis
The Community plan is free for individuals and small teams up to a handful of seats. It includes the core completion engine and basic chat. Paid Team and Enterprise plans add user management, audit logs, SSO, advanced data connectors, and priority support. TabbyML does not publish exact prices for Team or Enterprise tiers publicly - the company quotes per-seat pricing based on deployment size, typically in the $10 to $30 per seat per month range based on customer reports.
Because Tabby runs on your hardware, the real cost beyond seats is the GPU - a consumer-grade GPU can serve a small team, while larger deployments need dedicated A10 or L4 cards.
Who Should Use Tabby
Tabby is the strongest choice for security-conscious teams that need a Copilot replacement with no code leaving the organization. Defense contractors, regulated financial firms, healthcare companies, and government users get the most value. Indie developers who run their own hardware and want a free Copilot alternative are also a fit through the Community plan.
It is less suited for teams that prefer a fully managed SaaS experience or want bleeding-edge model quality - the self-hosted models, while strong, generally trail frontier commercial models on the hardest tasks.
Pros
- Fully self-hostable - code never leaves your hardware or your VPC
- Open-source with 32,000+ GitHub stars and an active development cadence
- Broadest IDE plugin coverage in the category (VS Code, Neovim, all JetBrains, Eclipse, etc.)
- Free Community tier is meaningful for individuals and small teams
- New Pochi agent adds full-stack task planning to compete with Cursor Composer
Cons
- Requires real GPU hardware to run well - not a zero-setup product
- Open-weight models trail frontier commercial models (Claude, GPT-5) on the hardest tasks
- Team and Enterprise pricing is not published publicly - you have to talk to sales
How to Use Tabby
- 1Deploy the Tabby Server
Run Tabby via Docker on a GPU-equipped machine: `docker run --gpus all -p 8080:8080 -v ~/.tabby:/data tabbyml/tabby serve`.
- 2Select a Model
Pick an open-weight model that fits your GPU - smaller models for laptops, larger models for dedicated servers.
- 3Install Your IDE Plugin
Tabby has plugins for VS Code, Neovim, and all JetBrains IDEs. Install from the marketplace and point it at your server URL.
- 4Configure Data Connectors
Add internal Confluence, Jira, or Git source so completions reference real project context, not just your open files.
- 5Optionally Enable Pochi
For agentic tasks beyond completions, enable Pochi - the multi-step agent that plans and executes full-stack work.
Key Features of Tabby
Privacy & Security
3Runs entirely on your hardware or in your VPC - code never leaves the organization
32,000+ GitHub stars and a transparent codebase that can be audited or forked
Track usage and queries for compliance reporting on paid tiers
AI Capabilities
5Tab-based autocomplete that predicts your next edit with millisecond latency
Ask questions and request edits directly in your IDE without context switching
Provides instant coding answers without leaving your editor
Multi-step planning agent for full-stack tasks, similar to Cursor Composer
Works with Mistral, DeepSeek, Qwen, StarCoder, and custom self-hosted models
Integration
1Pulls from Confluence, Jira, and Git so completions are grounded in real project context
Editor/IDE
1Official plugins for VS Code, Neovim, all JetBrains IDEs, Eclipse, and Android Studio
Key Specifications
| Attribute | Tabby |
|---|---|
| Vs | [object Object],[object Object],[object Object] |
| Strengths | Fully self-hostable,Open source (32K+ stars),Broadest IDE plugin coverage,Free Community tier,New Pochi agent for full-stack tasks |
| Weaknesses | Requires GPU hardware,Open-weight models trail frontier commercial,Paid tier pricing not public,Operations effort higher than SaaS tools |
Integrations
- Editor
- VS CodeJetBrains IDEsNeovimEclipse
- Version Control
- GitHubGitLab
- Documentation
- Confluence
- Project Management
- Jira