Best Haystack Alternatives in 2025
-
Helix is a private GenAI stack for building AI agents with declarative pipelines, knowledge (RAG), API bindings, and first-class testing.
-
Build AI apps and chatbots effortlessly with LLMStack. Integrate multiple models, customize applications, and collaborate effortlessly. Get started now!
-
LlamaFarm: Build & deploy production-ready AI apps fast. Define your AI with configuration as code for full control & model portability.
-
LazyLLM: Low-code for multi-agent LLM apps. Build, iterate & deploy complex AI solutions fast, from prototype to production. Focus on algorithms, not engineering.
-
AStack: Build powerful AI apps & agents with a composable, pure functional framework. Features modular components, type safety & zero adaptation.
-
Flowstack: Monitor LLM usage, analyze costs, & optimize performance. Supports OpenAI, Anthropic, & more.
-
Embedchain: The open-source RAG framework to simplify building & deploying personalized LLM apps. Go from prototype to production with ease & control.
-
Harbor is a containerized LLM toolkit. Instantly launch complete LLM stacks, connect services seamlessly, customize your environment, simplify model management, and boost LLM performance. Ideal for AI development, testing, and learning.
-
Langbase empowers any developer to build & deploy advanced serverless AI agents & apps. Access 250+ LLMs and composable AI pipes easily. Simplify AI dev.
-
Hatchet: Durable workflow orchestration for scalable distributed apps & AI. Guarantee task completion, build resilient systems, ditch complex queues.
-
TaskingAI brings Firebase's simplicity to AI-native app development. Start your project by selecting an LLM model, build a responsive assistant supported by stateful APIs, and enhance its capabilities with managed memory, tool integrations, and augmented generation system.
-
Build private GenAI apps with HelixML. Control your data & models with our self-hosted platform. Deploy on-prem, VPC, or our cloud.
-
Easily monitor, debug, and improve your production LLM features with Helicone's open-source observability platform purpose-built for AI apps.
-
LM Studio is an easy to use desktop app for experimenting with local and open-source Large Language Models (LLMs). The LM Studio cross platform desktop app allows you to download and run any ggml-compatible model from Hugging Face, and provides a simple yet powerful model configuration and inferencing UI. The app leverages your GPU when possible.
-
Toolhouse is a Backend-as-a-Service (BaaS) to build, run, and manage AI agents. Toolhouse simplifies the process of building agents in a local environment and running them in production.
-
Helicone AI Gateway: Unify & optimize your LLM APIs for production. Boost performance, cut costs, ensure reliability with intelligent routing & caching.
-
Unify 2200+ LLMs with backboard.io's API. Get persistent AI memory & RAG to build smarter, context-aware applications without fragmentation.
-
datapizza-ai provides clear interfaces and predictable behavior for agents and RAG. End-to-end visibility and reliable orchestration keep engineers in control from PoC to scale
-
Haystack analyzes and organizes the changes in a pull request and guides you through them in a logical sequence on an interactive canvas. Haystack enables you to spend time on the stuff that matters, like providing feedback or internalizing changes.
-
LlamaIndex builds intelligent AI agents over your enterprise data. Power LLMs with advanced RAG, turning complex documents into reliable, actionable insights.
-
Accelerate AI development with Comet. Track experiments, evaluate LLMs with Opik, manage models & monitor production all in one platform.
-
Build custom AI agents fast with Open Agent Kit! Open-source, flexible, & deployable anywhere. Connect LLMs & extend with plugins.
-
Manage your prompts, evaluate your chains, quickly build production-grade applications with Large Language Models.
-
Create custom AI models with ease using Ludwig. Scale, optimize, and experiment effortlessly with declarative configuration and expert-level control.
-
Kosong is an LLM abstraction layer designed for modern AI agent applications. It unifies message structures, asynchronous tool orchestration, and pluggable chat providers so you can build agents with ease and avoid vendor lock-in.
-
Cognita: The modular RAG framework for MLOps. Build scalable, production-ready RAG applications from your prototypes.
-
Pocket Flow: A minimalist, 100-line LLM framework with zero dependencies. Build AI agents, workflows, and RAG systems effortlessly. Lightweight, flexible, and vendor-agnostic—perfect for agentic coding and streamlined development.
-
Build & deploy secure enterprise AI agents easily with Stack AI's no-code platform. Automate complex workflows & boost efficiency. SOC 2 compliant.
-
Braintrust: The end-to-end platform to develop, test & monitor reliable AI applications. Get predictable, high-quality LLM results.
-
Build, manage, and scale production-ready AI workflows in minutes, not months. Get complete observability, intelligent routing, and cost optimization for all your AI integrations.