# ES2025 Features You Should Actually Use

DevFeed: [ES2025 Features You Should Actually Use](<https://devfeed.tech/articles/es2025-features-you-should-actually-use-18110.md>)

Original publisher: [Read original article](<https://thetshaped.dev/p/es2025-javascript-typescript-eight-features-you-should-actually-use-production-codebase>)

Author: The T-Shaped Dev

Published: 2026-04-22T12:04:34Z

Content type: article

Language: en

Sources: [The T-Shaped Dev](<https://devfeed.tech/sources/the-t-shaped-dev.md>)

Topics: [TypeScript](<https://devfeed.tech/topics/typescript.md>), [coding](<https://devfeed.tech/topics/coding.md>), [AI-assisted coding](<https://devfeed.tech/topics/ai-assisted-coding.md>)

Tags: [coding](<https://devfeed.tech/tags/coding.md>), [coding-agents](<https://devfeed.tech/tags/coding-agents.md>), [features](<https://devfeed.tech/tags/features.md>), [typescript](<https://devfeed.tech/tags/typescript.md>)

## AI overview

A practical review of eight ES2025 features, assessed against the author's recent code to distinguish broadly useful additions from more niche ones. It highlights Set methods as useful for permissions, feature flags, and tag filtering, and notes TypeScript support in version 5.5.

## Source excerpt

Learn about eight features you must adapt today in your production codebase. (9 min)