Best Chrome Extensions for Web Developers: 2026Five Chrome extensions that cover everyday dev work: reading API responses, debugging React, testing cookies, and profiling any site's stack. Checked at each store page in October 2026.
How to Develop a Chrome ExtensionBuild your first Chrome extension in about ten minutes: the manifest, a popup page, loading it in developer mode, and debugging it. No build tools needed.
Best Online JavaScript Playgrounds for Quick ExperimentsFive no-install JavaScript playgrounds compared: browser REPLs, CDN packages, and full npm projects, with their free tiers and limits.
Best JSON Viewer Extensions for Large PayloadsFive browser extensions for inspecting large JSON responses: virtualized trees, JSONata queries, JSONPath navigation, and which ones stay fast on huge payloads.- Better React: Predictability PrinciplesWhat makes a component predictable, and the principles for structuring state and props so anyone reading a component can tell, with confidence, what's happening and why.
- Building Plug & Play ComponentsThe frontend half of a custom fields engine: how to make one feature appear on any page without every team rewriting the integration. Three layers, three decouplings.
- A Performance Team of OneSolving performance during hypergrowth without a team: clear the floor first, then build invisible infrastructure that makes the default path fast.