8 Best LLMStack Alternatives in 2026 (Open Source)
LLMStack — No-code multi-agent framework to build LLM Agents, workflows and applications with your data. vs Flowise / Dify: no-code AI platform with multi-tenant support, built-in vector DB, and Slack/Discord integration — deploy AI agents from Google Drive/Notion data without writing code
Short answer
- Closest match to LLMStack: Dify.
- Most actively developed: Dust (4,697 commits in the last 90 days).
- Fastest growing: Dify (+3,637 GitHub stars in the last 30 days).
- No commit in 6+ months: iX, TaskingAI and Chaindesk.
These 8 open-source tools do the same job. They are ordered by how closely they match LLMStack, with live GitHub data so you can see which projects are actively maintained.
| Tool | GitHub stars | Stars / 30d | Last commit | Downloads / 30d |
|---|---|---|---|---|
| LLMStack(original) | 2.3k | +2 | 2024-12-11 | — |
| Dify | 157.8k | +3,637 | 2026-10-03 | — |
| Flowise | 55.5k | +686 | 2026-08-13 | — |
| Langflow | 155.5k | +1,446 | 2026-10-01 | 40.1K |
| iX | 1.0k | 0 | 2024-03-03 | — |
| Dust | 1.5k | +26 | 2026-10-03 | — |
| TaskingAI | 5.4k | +5 | 2024-10-31 | — |
| Flock | 1.1k | +4 | 2026-07-06 | — |
| Chaindesk | 3.0k | +4 | 2024-06-17 | — |
1. Dify
Production-ready platform for agentic workflow development.
What sets it apart: Unlike LangGraph (code-first orchestration), Dify offers a complete visual IDE combining workflow builder, RAG pipeline, prompt engineering, and production monitoring in one platform — the Vercel of LLM apps
Best for: Teams building RAG-powered chatbots and AI apps with visual workflow and no backend coding; Product teams who need LLMOps monitoring alongside app development in one platform
2. Flowise
Build AI Agents, Visually
What sets it apart: Easiest no-code AI agent builder with one-command setup (npx flowise start) — simpler than Langflow, targeting non-developers who want AI workflows without Python
Best for: Non-technical users building AI chatbots and RAG applications; Quick prototyping of LLM workflows with drag-and-drop
3. Langflow
Langflow is a powerful tool for building and deploying AI-powered agents and workflows.
What sets it apart: Best visual builder for LLM workflows with direct MCP server deployment — more production-ready than Flowise with API-first architecture
Best for: Rapid prototyping of AI agent workflows with visual builder; Non-developers building LLM applications without coding
4. iX
Autonomous GPT-4 agent platform
What sets it apart: vs LangChain/AutoGen: visual no-code drag-and-drop editor with native multi-agent orchestration and horizontal worker scaling — design complex agent workflows visually instead of writing code
Best for: Building custom multi-agent teams with visual no-code editor; Rapid prototyping of AI workflows without coding; Organizations needing self-hosted parallel agent execution at scale
5. Dust
Custom AI agent platform to speed up your work.
What sets it apart: Enterprise AI agent platform that connects to company knowledge bases (Slack, Notion, Drive) — unlike developer-focused frameworks, Dust is designed for non-technical teams to build and deploy custom AI agents
Best for: Enterprise teams wanting custom AI agents connected to internal data; Organizations needing managed AI agent platform with team collaboration
6. TaskingAI
The open source platform for AI-native application development.
What sets it apart: It combines model access, tools, RAG, assistants, and conversation state in an open-source backend designed to move agents from prototyping to deployment.
Best for: Developers building LLM-based agents; Teams needing a backend service for AI applications; Multi-model applications
7. Flock
Desktop multi-agent harness with visual workflows, built with Rust, Tauri, React, and langgraph-rust
What sets it apart: vs Dify/Flowise: native human-in-the-loop approval, subgraph nodes for modular reuse, and MCP protocol support for flexible tool integration
Best for: Teams building conversational AI with visual workflow design; Organizations needing human-in-the-loop agent workflows
8. Chaindesk
The no-code platform for building custom LLM Agents
What sets it apart: vs Botpress/Voiceflow: no-code LLM agent builder with semantic search — evolved into Chaindesk managed platform for production chatbot deployment
Best for: Non-technical users wanting to build LLM-powered chatbots; Quick customer support bot prototyping; Teams evaluating no-code LLM agent platforms
FAQ
- What are the best alternatives to LLMStack?
- The closest open-source alternatives to LLMStack are Dify, Flowise and Langflow, followed by iX, Dust and TaskingAI. They are ranked by how closely they match what LLMStack does.
- Which LLMStack alternative is the most popular?
- Dify has the most GitHub stars among LLMStack alternatives, with 157,757 stars.
- Which LLMStack alternative is the most actively maintained?
- By recent activity, Dust (4,697 commits in the last 90 days) is the most actively developed alternative.
Maintain LLMStack or one of these alternatives?
Each tool page has a maintainer box: a README badge with your live rank and stars, or a homepage feature for $49 / 7 days.