# typescript-exercises/typescript-exercises

A set of interactive TypeScript exercises

Repository: https://github.com/typescript-exercises/typescript-exercises
Canonical: https://ross.abutalabs.com/products/typescript-exercises
Homepage: https://typescript-exercises.github.io
Language: TypeScript
License: MIT
License Family: permissive
Last push: 2026-03-29T12:34:31+00:00

## Health v2 (maintenance only)
Score: 66/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 74, release rhythm 35, longevity 100
- inputs: {"age_days": 2317, "days_push": 157, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 3004, forks 487 (observed 2026-08-28T04:07:37.566028+00:00)

## What it is
A set of interactive TypeScript exercises designed to teach the language's type system, from basic typing to advanced type mapping and generics. It is a hands-on learning resource where difficulty increases progressively across exercises.

## Use cases
- learn typescript type system through exercises
- practice typescript generics and union types
- interactive typescript tutorial for beginners
- improve typescript skills with progressive challenges
- learn module augmentation and type mapping in typescript
- hands-on typescript training exercises

## When to choose
- you want structured, progressive TypeScript exercises
- you prefer hands-on practice over reading documentation
- you want to learn advanced typing features like generics and type mapping

## When to avoid
- you need a TypeScript compiler or build tool
- you want a full TypeScript course with video lectures
- you are looking for a runtime library to use in production

## Facets
- artifact type: learning-resource
- maturity: active
- function: developer-tools, type-system
- domain: education, programming-languages, tutorials
- platform: cross-platform
- tags: typescript, exercises, learning, type-challenges, interactive, nodejs

## Member repositories
- typescript-exercises/typescript-exercises (main) score 66

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:07:37.566028+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T07:30:24.930721+00:00, confidence not recorded.
  - readme: https://github.com/typescript-exercises/typescript-exercises (fetched 2026-08-28T04:07:37.566028+00:00, sha f8e3daec6e5a)
  - homepage: https://typescript-exercises.github.io (fetched 2026-08-29T09:45:57.486193+00:00, sha 3e580c370d7d)
- Data as of 2026-08-30T08:39:29.467469+00:00.