# Design for devtools Published articles for Design for devtools. This is one page of public article previews, not the complete archive. Follow Next page to continue. Summaries are not the original full articles. ## +14% activated users for AppSignal: designing a new homepage in code DevFeed: [+14% activated users for AppSignal: designing a new homepage in code]() Original publisher: [Read original article]() Author: Travis Turner (richardturner@evilmartians.com) Published: 2026-08-04T00:00:00Z Content type: article Language: en Sources: [Evil Martians]() Topics: [Application Performance Management (APM)](), [error tracking](), [Tooling](), [Code](), [Figma](), [Artificial Intelligence]() Tags: [agentic-development](), [ai](), [apm](), [case-study](), [code](), [design](), [design-for-devtools](), [developer-marketing](), [developer-products](), [engineering](), [error-tracking](), [figma](), [product-development](), [tooling]() ### AI overview Evil Martians designed and shipped a new AppSignal homepage primarily in code, combining code, Figma, and AI during exploration and prototyping. The selected direction was validated through an A/B test that showed a 14% increase in activated users over the previous site. ### Source excerpt We designed and shipped a fresh AppSignal homepage in code, then validated it in an A/B test with a 14% lift in activated users. ## Using Storybook Workbench to audit AI-generated UIs for dead components and accessibility bugs DevFeed: [Using Storybook Workbench to audit AI-generated UIs for dead components and accessibility bugs]() Original publisher: [Read original article]() Author: Travis Turner (richardturner@evilmartians.com) Published: 2026-07-08T00:00:00Z Content type: tutorial Language: en Sources: [Evil Martians]() Topics: [Storybook](), [Agent Skills](), [agentic-coding](), [AI-assisted coding](), [Accessibility](), [Design system]() Tags: [accessibility](), [agent-experience](), [agent-skills](), [agentic-coding](), [agentic-development](), [ai](), [bugs](), [design](), [design-engineering](), [design-for-devtools](), [design-system](), [dx](), [storybook]() ### AI overview The article presents Storybook Workbench, a bundle of Agent Skills that audits AI-generated web applications by rendering components as Storybook stories. It describes finding dead components, coexisting design systems, conditional component states, and accessibility bugs, based on an internal audit of an agent-coded app. ### Source excerpt Storybook Workbench is a bundle of Agent Skills that turn Storybook into an audit layer for AI-generated UIs: find dead components, design-system drift, and hidden accessibility bugs. ## AI vs. human illustrators? AI + human illustrators! DevFeed: [AI vs. human illustrators? AI + human illustrators!]() Original publisher: [Read original article]() Author: Travis Turner (richardturner@evilmartians.com) Published: 2026-07-01T00:00:00Z Content type: article Language: en Sources: [Evil Martians]() Topics: [Artificial Intelligence]() Tags: [ai](), [design](), [design-for-devtools](), [developer-community](), [illustration](), [production](), [workflow]() ### AI overview Evil Martians describes replacing attempts at fully automated AI illustrations with a human-in-the-loop workflow. The blog editor handles the first mile, AI performs most of the work, and a dedicated illustrator completes the final mile to produce illustrations the team considers high quality. ### Source excerpt Evil Martians went from attempting to one-shot AI illustrations to a human-in-the-loop workflow with a dedicated illustrator. When a human owns first and last mile of this process, illustrations are crisp, high-quality and fun. Go BTS of our illustration production.