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Tabby

TabbyML

Open source#13 in Code Generation

Self-hosted Copilot: an open-source coding assistant you run next to the repo so completions never leave the building — BYO models, IDE plugins, no seat tax to GitHub.

Product preview

www.tabbyml.com
Preview of Tabby

Overview

Tabby is Copilot for shops that cannot send code to GitHub: a server next to the repo, IDE plugins that look familiar, models you choose. Continue and Cline are agent-shaped; Tabby is still mostly completions, which is what air-gapped teams often actually want on day one.

You will operate GPUs. Quality tracks the model you plug in, not a magic Tabby ranking. Compared with Copilot it is more work and more ownership. If the constraint is residency, that trade is the product.

Pros / Cons

Pros

  • Completions never leave the building
  • Familiar IDE plugins
  • BYO models, Apache server
  • No GitHub seat tax

Cons

  • You run the GPUs
  • Less agentic than Continue or Cline
  • Quality is only as good as the plugged-in model

Who it's for

01

Air-gapped code completion

02

Replacing Copilot under a residency rule

03

IDE autocomplete against local weights

04

Shops that already operate GPU inference

Bottom line

Self-hosted Copilot — buy the ops, keep the code, skip GitHub's seat.

Key Features

Self-hosted inference for code completion
IDE plugins (VS Code, JetBrains, Vim)
Bring-your-own models
Repository context / code search
Apache-licensed server

Tags

Coding assistantSelf-hostOpen source

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Frequently asked questions

What is Tabby?

Tabby is a Code Generation tool developed by TabbyML. The company was founded in 2023 and is headquartered in San Francisco, USA. Self-hosted Copilot: an open-source coding assistant you run next to the repo so completions never leave the building — BYO models, IDE plugins, no seat tax to GitHub.

Is Tabby free?

Yes — Tabby is free to use.

Is Tabby open source?

Yes — Tabby is open source. The source code is publicly available at https://github.com/TabbyML/tabby.

What are the best alternatives to Tabby?

Notable Code Generation alternatives include GitHub Copilot, Cursor, Windsurf. Browse all 4 tools in our Code Generation category for a full overview.

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Basic Info

Pricing
Free
Rating
4.5 (1,600 reviews) Ratings explained
Platforms
Self-hostIDEAPI
Founded
2023
Headquarters
San Francisco, USA
Last verified
2026-09-11