--- title: Cypress drops Electron, Slack ships agentic E2E testing description: Cypress 16.0.0 is deprecating the bundled Electron browser, with full removal coming in a future major version — teams should migrate to Chrome for Testing... canonical: https://daily.dev/posts/cypress-drops-electron-slack-ships-agentic-e2e-testing-1y1tl4pqt twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Cypress drops Electron, Slack ships agentic E2E testing | daily.dev og:description: Cypress 16.0.0 is deprecating the bundled Electron browser, with full removal coming in a future major version — teams should migrate to Chrome for Testing... og:url: https://daily.dev/posts/cypress-drops-electron-slack-ships-agentic-e2e-testing-1y1tl4pqt og:image: https://api.daily.dev/og/posts/1y1tL4Pqt.png og:image:alt: Cypress drops Electron, Slack ships agentic E2E testing og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Cypress drops Electron, Slack ships agentic E2E testing **[Testing Digest](https://daily.dev/sources/testing_digest)** · 4 min read · 0 upvotes · 0 comments ## Summary Cypress 16.0.0 is deprecating the bundled Electron browser, with full removal coming in a future major version — teams should migrate to Chrome for Testing now. Slack engineering published their approach to agentic E2E testing, where AI agents adapt to UI changes instead of failing on them. Angular 22 landed with signals stable, OnPush as the default change detection strategy, and a Karma-to-Vitest migration schematic. LinkedIn's autonomous QA agent, built on vision-language models, has found over 200 bugs including regressions in revenue flows. ## Content **TLDR:** Cypress 16.0.0 is deprecating the bundled Electron browser, with full removal coming in a future major version — teams should migrate to Chrome for Testing now. Slack engineering published their approach to agentic E2E testing, where AI agents adapt to UI changes instead of failing on them. Angular 22 landed with signals stable, OnPush as the default change detection strategy, and a Karma-to-Vitest migration schematic. LinkedIn's autonomous QA agent, built on vision-language models, has found over 200 bugs including regressions in revenue flows. --- ## Cypress deprecates Electron browser starting in 16.0.0 Cypress 16.0.0 marks the bundled Electron browser as deprecated, with full removal planned in a future major version. The reasons are practical: Electron's Chromium lags behind stable Chrome, its behavior diverges from real browsers in ways that are hard to debug, and security updates arrive late through the Electron release chain. The recommended replacement is Chrome for Testing, which has pinned versioning and no auto-update behavior. If your CI pipeline still specifies Electron explicitly, now is the time to swap it out — the migration guide covers config changes, Docker image switches, and environment variable cleanup. [Read more](https://daily.dev/posts/t9HoBOG5T) ## Slack introduces agentic E2E testing for brittle UI automation Slack engineering published their approach to what they call agentic testing: AI agents that execute workflows from high-level intent rather than fixed scripts, dynamically adapting when UI changes instead of failing. The target problem is real — E2E tests that break on superficial UI changes rather than actual regressions generate noise and erode trust in the suite. They position it as a complement to deterministic tests, not a replacement, and flag cost as a reason to keep it out of frequent CI runs. Execution traces are built in so you can replay and inspect what the agent actually did. [Read more](https://daily.dev/posts/T4qGNVPfl) ## Angular 22 ships with signals stable and OnPush as the new default Angular 22 landed on June 3, 2026 with signals graduating to stable public API and OnPush becoming the default change detection strategy — Eager is the renamed fallback for the old behavior. The CLI ships a stable Karma-to-Vitest migration schematic, which is the most immediately actionable item for teams still on Karma. Other changes worth knowing: the Fetch backend replaces XHR as the default HTTP implementation, incremental hydration is enabled by default for SSR, and ComponentFactoryResolver is removed. TypeScript 6.0 and Node.js 26 are now supported. [Read more](https://daily.dev/posts/bJmvIeFjL) ## LinkedIn's VLM-based QA agent has found 200+ bugs without brittle selectors LinkedIn built an autonomous QA agent using vision-language models that tests iOS, Android, and web apps without relying on CSS selectors or XPath. It uses a hybrid approach: deterministic replay for known UI paths, VLM-based planning when the UI changes. Multiple evaluator models act as guardrails against hallucinations and false positives. The reported results are concrete — over 200 bugs found, including regressions caught in revenue flows — and non-engineers can author tests via natural language. The golden dataset framework for offline evaluation is the part worth studying if you're building something similar. [Read more](https://daily.dev/posts/0DCL533yi) --- ## Also notable - **RegreSQL 2.0 catches PostgreSQL query plan regressions in CI:** RegreSQL 2.0 uses PostgreSQL 18's pg_dump --statistics-only to inject production table statistics into dev databases, so EXPLAIN reflects real distributions and plan regressions become a blockable CI event rather than a production surprise. [Read more](https://daily.dev/posts/NKf8H9xZD) - **operator-chaos: 20 failure injection types for Kubernetes operator reconciliation testing:** operator-chaos is an open source Go framework with 20 failure injection types across four categories that tests operator reconciliation logic specifically — not just pod restarts — with cert-manager passing 18/18 experiments in the live demo. [Read more](https://daily.dev/posts/WPOESrwhl) - **Sniffler maps changed files to affected E2E tests to skip full suite runs:** Sniffler is an open source tool that builds a JS/TS import dependency graph and traces changes to identify only the E2E tests a given PR can affect, reducing CI time without skipping relevant coverage. [Read more](https://daily.dev/posts/wyK2Ln0GW) - **Trail of Bits adds DAML mutation testing to Mewt with authorization-specific mutants:** Mewt now supports DAML smart contracts with two mutation types targeting authorization primitives — Controller Party Swap and Controller Party Removal — exposing authorization bugs that 100% coverage metrics miss entirely. [Read more](https://daily.dev/posts/fOFaweZvf) - **mabl's agent framework: six production agents built on shared context, tools, and evals-as-code:** After three years in production, mabl's team settled on three pillars — shared context compaction, composable tool definitions with hallucination correction loops, and LLM-as-a-judge evals-as-code — enabling six agents to be assembled rather than hand-crafted. [Read more](https://daily.dev/posts/9UvHtNdA1) ## Similar posts on daily.dev - [The Electron browser is being deprecated in Cypress](https://daily.dev/posts/the-electron-browser-is-being-deprecated-in-cypress-t9hobog5t) · cypress · 4 upvotes · 1 comments - [Slack Introduces Agent Driven End-to-End Testing to Improve Resilience in UI Test Automation](https://daily.dev/posts/slack-introduces-agent-driven-end-to-end-testing-to-improve-resilience-in-ui-test-automation-t4qgnvpfl) · InfoQ · 0 upvotes · 0 comments --- Tags: [#testing](https://daily.dev/tags/testing), [#ai-agents](https://daily.dev/tags/ai-agents), [#angular](https://daily.dev/tags/angular), [#cypress](https://daily.dev/tags/cypress) [View this post on daily.dev](https://daily.dev/posts/cypress-drops-electron-slack-ships-agentic-e2e-testing-1y1tl4pqt) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"DiscussionForumPosting","mainEntityOfPage":"https://daily.dev/posts/cypress-drops-electron-slack-ships-agentic-e2e-testing-1y1tl4pqt","headline":"Cypress drops Electron, Slack ships agentic E2E testing","text":"Cypress 16.0.0 is deprecating the bundled Electron browser, with full removal coming in a future major version — teams should migrate to Chrome for Testing now. 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