{"schema_version":"onlylabs.public_signal.v1","title":"Anthropic Repo: anthropics/html-effectiveness","description":"Anthropic repo signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/7f529da9-d1d8-4424-aaf5-face018ae4f8","json_url":"https://onlylabs.fyi/signals/7f529da9-d1d8-4424-aaf5-face018ae4f8/signal.json","generated_at":"2026-06-11T02:42:12.033539+00:00","org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/anthropic","dossier_json_url":"https://onlylabs.fyi/labs/anthropic/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/7f529da9-d1d8-4424-aaf5-face018ae4f8","signal_json":"https://onlylabs.fyi/signals/7f529da9-d1d8-4424-aaf5-face018ae4f8/signal.json","source":"https://github.com/anthropics/html-effectiveness","lab_dossier":"https://onlylabs.fyi/labs/anthropic","lab_dossier_json":"https://onlylabs.fyi/labs/anthropic/dossier.json","analysis":"https://onlylabs.fyi/analysis/anthropic","analysis_json":"https://onlylabs.fyi/analysis/anthropic/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/anthropic/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":null,"topic_signals_json":null,"topic_feed":null,"data_business":null},"answer_pack":{"answer":"Anthropic published anthropics/html-effectiveness (HTML). 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This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. 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Each file is a self-contained `.html` page (no build step, no dependencies) demonstrating a different use case — from code review and design systems to slide decks, status reports, and small interactive editors. Open [`index.html`](index.html) for the full, categorized index, or open any numbered file directly in a browser. Contents | Category | Examples | |---|---| | Exploration | code approaches, visual designs | | Code | review, understanding, design systems, component variants | | Prototyping | animation, interaction | | Communication | slide deck, status report, incident report, PR write-up | | Diagrams & research | flowchart, feature/concept explainers | | Custom editing UIs | triage board, feature flags, prompt tuner | Running There is nothing to install or build. 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