Alternatives to MAEUM

Open-source Python RAG framework that turns your PDFs, Notion pages, and websites into a queryable AI app in a few lines of code.

Guidance is a Python constrained generation library that steers LLMs with regex, context-free grammars, and inline control flow.

Open-source Python library that gives you retrieval-augmented document Q&A in about five lines of code

OpenUI is the open standard for generative UI: an LLM writes OpenUI Lang and your registered components render as live interfaces.

Fabric turns reusable AI prompt patterns into chainable command-line workflows you can run, inspect, and version in your terminal.

Open-source, MIT-licensed TypeScript stack for building, testing and deploying LLM applications with hot-swappable components.

A browser canvas where you assemble the context an AI writes from, instead of retyping a prompt box.

AnyAPI A/B tests GPT-3 prompts and serves the winning variant as a live REST API endpoint you can call from your app.

TypeLLM turns text and images into typed, schema-conformant values in one workflow API call — no JSON repair loops.

Mirascope is an open-source Python library that turns LLM calls, tools, and prompt versioning into plain decorated functions.

Outlines enforces structured generation by constraining LLM decoding so JSON, regex, and grammar output is valid at every token.

Visual AI workflow builder for chaining prompts, images, and APIs on a drag-and-drop canvas

Attention Sinks keeps Llama, Mistral, MPT, Falcon and Pythia chat models fluent with constant VRAM via a one-line import swap.

Headroom builds custom AI software that reads your email, documents and calls and turns them into records your team runs on.

Free browser markdown editor with Battle Mode for comparing OpenAI, Claude, and Gemini prompt outputs, client-side only.

Open Strawberry lets you inspect and compare chain-of-thought reasoning traces across six LLM backends, free.

flompt is a free visual prompt builder that compiles prompts into Claude-optimized XML blocks

OpenAI Cookbook: free, MIT-licensed notebooks and guides for calling the OpenAI API

DiscuroAI chains GPT-3 prompt templates and DALL-E 2 image calls into multi-step workflows you run with one API request that returns JSON.

Open-source Go framework from ByteDance for building LLM agents, graphs, and RAG pipelines in your backend.

Marvin turns LLM calls into typed Python functions for cast, classify, and extract.

Open-source LLM from UC Berkeley that turns natural language into API calls and tool-using agent actions.

Open-source Rust library for building streaming, parallel LLM pipelines — data indexing, retrieval-augmented generation, and autonomous agents.

Zero-dependency JavaScript NLP library with a full pipeline for Node.js and the browser.

Open-source Java machine-learning framework plus a free REST API with 14 pre-trained NLP classifiers

Free open-source Python library for tokenizing, tagging, parsing, and exploring 50+ linguistic corpora.

Simplemma is a pure-Python multilingual lemmatizer that returns dictionary lemmas across 35 languages.

Drop-in AI autocomplete for any text input — two lines of code, OpenAI's GPT models underneath.

Offline JavaScript NLP: POS tagging, named entity recognition, and verb conjugation with no API call.

BAML is a type-safe language with an agent-ready CLI for building, testing, tracing and querying LLM functions.