Immutable. This exact content is served forever at /api/v1/blob/5a5450dd6546b021.
--- name: microsoft-typescript description: "TypeScript is a language for application scale JavaScript development. ALWAYS use when editing or working with *.ts, *.tsx, *.mts, *.cts files or code importing \"typescript\". Consult for debugging, best practices, or modifying typescript, TypeScript." metadata: version: 6.0.0-beta --- # microsoft/TypeScript `typescript` > TypeScript is a language for application scale JavaScript development **Version:** 6.0.0-beta (4 months ago) **Tags:** dev: 3.9.4 (5 years ago), tag-for-publishing-older-releases: 4.1.6 (4 years ago), insiders: 4.6.2-insiders.20220225 (3 years ago), rc: 5.9.1-rc (6 months ago), latest: 5.9.3 (4 months ago), beta: 6.0.0-beta (2 days ago), next: 6.0.0-dev.20260213 (today) **References:** [package.json](./.skilld/pkg/package.json) — exports, entry points • [README](./.skilld/pkg/README.md) — setup, basic usage • [GitHub Issues](./.skilld/issues/_INDEX.md) — bugs, workarounds, edge cases • [Releases](./.skilld/releases/_INDEX.md) — changelog, breaking changes, new APIs ## Search Use `npx -y skilld search` instead of grepping `.skilld/` directories — hybrid semantic + keyword search across all indexed docs, issues, and releases. ```bash npx -y skilld search "query" -p typescript npx -y skilld search "issues:error handling" -p typescript npx -y skilld search "releases:deprecated" -p typescript ``` Filters: `docs:`, `issues:`, `releases:` prefix narrows by source type.