#1
The platform for LLM evaluations and AI agent testing
3.3K starsJun 14, 2026 pushdevelopmentTypeScriptLLMOps
$ npx skills add langwatch/langwatchAlternatives
Langtrace alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Langtrace
Langtrace 🔍 is an open-source, Open Telemetry based end-to-end observability tool for LLM applications, providing real-time tracing, evaluations and metrics for popular LLMs, LLM frameworks, vectorDBs and more.. Integrate using Typescript, Python. 🚀💻📊
84
Quality
89
Trust
1.2K
Stars
#2
🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓
5.8K starsJun 11, 2026 pushdevelopmentTypeScriptLLMOps
$ npx skills add Helicone/helicone#3
🕹️ Open-source, developer-first LLMOps platform designed to streamline prompt design, version management, instant delivery, collaboration, troubleshooting, observability and more.
3.2K starsMar 31, 2026 pushdevelopmentTypeScriptLLMOps
$ npx skills add pezzolabs/pezzo#4
🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, OpenAI SDK, LiteLLM, and more. 🍊YC W23
29K starsJun 13, 2026 pushdevelopmentTypeScriptLLMOps
$ npx skills add langfuse/langfuse#5
The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.
27K starsJun 14, 2026 pushdevelopmentPythonLLMOps
$ npx skills add mlflow/mlflow#6
Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.
20K starsJun 13, 2026 pushdevelopmentPythonLLMOps
$ npx skills add comet-ml/opik#7
⚙️🦀 Build modular and scalable LLM Applications in Rust
7.6K starsJun 12, 2026 pushdevelopmentRustLLMOps
$ npx skills add 0xPlaygrounds/rig#8
AI Observability & Evaluation
10K starsJun 14, 2026 pushdevelopmentPythonLLMOps
$ npx skills add Arize-ai/phoenix#9
cube studio开源云原生一站式机器学习/深度学习/大模型AI平台，mlops算法链路全流程，算力租赁平台，notebook在线开发，拖拉拽任务流pipeline编排，多机多卡分布式训练，超参搜索，推理服务VGPU虚拟化，边缘计算，标注平台自动化标注，deepseek等大模型sft微调/奖励模型/强化学习训练，vllm/ollama/mindie大模型多机推理，私有知识库，AI模型市场，支持国产cpu/gpu/npu 昇腾生态，支持RDMA，支持pytorch/tf/mxnet/deepspeed/paddle/colossalai/horovod/ray/volcano等分布式
5.1K starsJun 10, 2026 pushdevelopmentPythonLLMOps
$ npx skills add tencentmusic/cube-studio#10
Interactive CV with AI chat integration. Built with React 19, TypeScript, Claude API. Chat with my AI avatar about my experience.
664 starsJun 12, 2026 pushdevelopmentHTMLLLMOps
$ npx skills add santifer/cv-santiago#11
The open-source LLMOps platform: prompt playground, prompt management, LLM evaluation, and LLM observability all in one place.
4.2K starsJun 14, 2026 pushdevelopmentTypeScriptLLMOps
$ npx skills add Agenta-AI/agenta#12
Laminar - open-source observability platform purpose-built for AI agents. YC S24.
3.0K starsJun 13, 2026 pushdevelopmentTypeScriptLLMOps
$ npx skills add lmnr-ai/lmnr#13
Run any open-source LLMs, such as DeepSeek and Llama, as OpenAI compatible API endpoint in the cloud.
12K starsJun 8, 2026 pushdevelopmentPythonLLMOps
$ npx skills add bentoml/OpenLLM#14
Build, Manage and Deploy AI/ML Systems
10K starsJun 13, 2026 pushdevelopmentPythonLLMOps
$ npx skills add Netflix/metaflow#15
The easiest way to serve AI apps and models - Build Model Inference APIs, Job queues, LLM apps, Multi-model pipelines, and more!
8.7K starsJun 3, 2026 pushdevelopmentPythonLLMOps
$ npx skills add bentoml/BentoML#16
Open-source observability for your GenAI or LLM application, based on OpenTelemetry
7.2K starsJun 12, 2026 pushdevelopmentPythonLLMOps
$ npx skills add traceloop/openllmetryHow to choose
When should you switch?
Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep Langtrace if it already passes your workflow test and repository review.
Next step
Compare top candidates side by side
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.