npm · Go
langwatch/langwatch
The platform for LLM evaluations and AI agent testing
Apache-2.0Aug 13, 2026 · metrics 2.10.0
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Catalogue tag
#playground
Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.
10 records
npm · PyPI
comet-ml/opik
Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.
Apache-2.0Aug 5, 2026 · metrics 2.10.0
npm
langfuse/langfuse
🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
Custom licenseAug 5, 2026 · metrics 2.10.0
PyPI · npm
Observal/Observal
Observal is a local registry and analytics platform for your AI components. Setup Observal, define the scope and share your Skills, MCPs and Agents.
Apache-2.0Jul 27, 2026 · metrics 2.10.0
npm
exadel-inc/esl
Lightweight and flexible UI component library based on web components technology for creating basic UX modules
MITJul 21, 2026 · metrics 2.10.0
Go · npm
kyverno/playground
Powers the Kyverno playground
Apache-2.0Aug 6, 2026 · metrics 2.10.0
npm
Derssa/Torollo
Torollo is an open-source interactive visual playground designed to learn system design and networking, all locally.
MITAug 22, 2026 · metrics 2.10.0
npm
AwareByDefault/display-case
A bun-native UI development & testing system
MITJul 17, 2026 · metrics 2.10.0
Maven · npm · RubyGems
wuba/taro-playground
The Taro Playground App is a cross-platform application developed using Taro, to help developers develop and debug Taro applications.
Apache-2.0Jul 23, 2026 · metrics 2.10.0
Go · npm
jspdown/traefik-playground
A web-based development environment for experimenting with Traefik configurations
MITSep 6, 2026 · metrics 2.10.0