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vadimdemedes/ink

This system is a React-based library for building interactive terminal user interfaces. It provides a comprehensive set of primitives for layout, styling, and input handling, alongside hooks for managing animations, focus, and asynchronous state. The codebase has been modernized with TypeScript and ESM, featuring a complete internal rewrite of the rendering engine to support concurrent rendering, accessibility, and high-performance terminal output.

61.2

Adequate · 3 August 2026

17k

lines of production code

TypeScript

primary language

1

bus factor · 179 authors in all

3

measurements over time

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How it got here

2017–2020 · TypeScript migration and rendering engine rewrite

This period was defined by a comprehensive architectural shift to TypeScript and ES Modules, accompanied by a complete internal rewrite of the rendering engine and terminal output handling. The team introduced a new component hierarchy with context providers and hooks for accessibility, focus management, and input handling, while significantly expanding test coverage and modernizing dependencies.

10 changes

2023–2024 · React component examples and benchmarks

This period focused on expanding the project's documentation and testing infrastructure by introducing a suite of interactive examples for React components, including hooks for terminal output, focus management, and suspense. Additionally, benchmark tests were added to measure the performance of static and dynamic rendering scenarios.

8 changes

2025–2026 · Terminal UI examples and features

This period focused on expanding the library's capabilities and providing comprehensive examples for terminal-based UI development. New features included support for background colors, ARIA accessibility, concurrent rendering, and terminal screen management. The work emphasized practical demonstrations of these features through diverse example applications.

13 changes

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About this page

  • The description of this project is derived from its own commit history, not from its README.
  • The score is its highest published measurement, taken on 3 August 2026 at a pinned commit. It is not a live figure and does not change until the project is measured again.
  • Measured at commit 70af033dbd — the exact code this score is about.
  • Scored under rubric rubric-2026.08.18. Score the same commit under that rubric and you get the same number.
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