React data visualization library for streaming, networks, and AI-assisted development
Semiotic is a React library for building data visualizations such as charts, network graphs, streaming displays, and coordinated dashboards. It is used by developers who need to render data-driven interfaces, including with AI coding assistants. Its schemas and MCP server support the catalogue's add-ons for generating chart code.
This repository also configures its own agents. See what semiotic tells them →
Skill Claude CodeCodex
Build, repair, and verify charts in an existing Semiotic project, when Semiotic is explicitly requested, or when evaluating its documented capabilities against a visualization task. Preserve the project's dependency and runtime constraints; routine changes in another charting stack and tasks without a chart do not…
Skill Claude CodeCodex
Inspect a ChatGPT Apps MCP server codebase and generate chatgpt-app-submission.json with app info suggestions, tool hint justifications, test cases, and negative test cases, then report review-check findings and outputSchema warnings for submission review.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: