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icon\"\u003e\n\u003c/p\u003e\n\nChatLayer adds a small power-user layer to ChatGPT and Gemini: reply outlines,\ndiagram rendering, and lightweight navigation without replacing the original UI.\n\n\u003cp\u003e\n  \u003cimg src=\"assets/gemini-snapshot.jpg\" alt=\"ChatLayer table of contents panel on Gemini\" width=\"860\"\u003e\n\u003c/p\u003e\n\n## Features\n\n- Floating table of contents for every AI reply, including replies without headings.\n- Clickable `Reply n` navigation that jumps to the start of each AI response.\n- Inline Mermaid rendering through a sandboxed extension page.\n- PlantUML rendering through a configurable PlantUML server.\n- Diagram viewer with zoom, pan, reset, copy source, and open-on-server controls.\n- Auto/Light/Dark TOC theme controls.\n\n## Supported Sites\n\n- `https://chatgpt.com/*`\n- `https://chat.openai.com/*`\n- `https://gemini.google.com/*`\n\n## Install\n\nDownload `chatlayer-vX.Y.Z.zip` from the latest [GitHub Release](../../releases/latest), extract it, then load the folder from `chrome://extensions/` with **Developer mode** enabled.\n\nTo build from source:\n\n```sh\nmake install\nmake build\n```\n\nLoad the generated `dist/` directory in Chrome.\n\n## Development\n\n```sh\nmake dev         # Vite development mode\nmake ci          # typecheck, lint, tests, and production build\nmake clean       # remove generated output\n```\n\n## Privacy\n\nMermaid runs locally from bundled extension code. PlantUML source is sent to the configured PlantUML server; use a local or self-hosted server for private diagrams.\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fhedon954%2Fchat-layer","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fhedon954%2Fchat-layer","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fhedon954%2Fchat-layer/lists"}