Instructor
Python library designed for getting structured, type-safe data and Pydantic models from LLMs.
pydanticdeveloperopen-source
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LiteLLM Proxy
Unified proxy server and SDK to call 100+ LLMs using the standard OpenAI specification.
gatewayproxydeveloper
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Unsloth AI
Ultra-fast open-source LLM fine-tuning engine providing 5x faster training with 80% less VRAM usage.
fine-tuninggpudeveloper
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Axolotl
Declarative framework streamlining post-training and fine-tuning of leading open-weight LLMs.
trainingpytorchdeveloper
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Torchtune
PyTorch-native library for easily authoring, fine-tuning, and evaluating generative LLMs.
pytorchfine-tuningdeveloper
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DeepEval
Production-grade open-source LLM evaluation framework like Pytest for LLM applications.
evalstestingrag
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DSPy Framework
Stanford's framework for algorithmically optimizing LM prompts and weights instead of manual prompt engineering.
nlpstanforddeveloper
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LlamaIndex Cloud
Fully managed data parsing, indexing, and retrieval platform for production LLM knowledge pipelines.
ragparsingdeveloper
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Arize Phoenix
Open-source AI observability platform with OpenTelemetry-native tracing for LLM applications.
observabilitytracingdeveloper
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Mem0 AI
Universal memory layer for AI agents and assistants that learns and updates user preferences continuously.
memoryagentspersonalization
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Letta Agent Platform
The platform for building stateful AI agents with persistent, self-editing memory systems.
agentsmemgptstateful
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Haystack by deepset
Modular open-source Python framework for building custom NLP and generative search pipelines.
nlpsearchrag
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