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Dev tools · alternatives · 2026

24 alternatives to iWF – A new “workflow as code” execution engine

It's built on top of Cadence Temporal(Similar to AWS SWF, Microsoft Azure Durable Function) by expert of Cadence/Temporal to provide clean and simple API/interface for development. * Easy to understand and get started * Easy to make changes -- no non deterministic errors and no need to write versioning code. * Easy to write and maintain unit tests * Easy to monitor and operate * Provide all power of Cadence/Temporal(scalability/reliability) Look at the samples for how easy it is, and try it out!

iWF is a workflow execution engine built on Cadence Temporal that provides developers with a simplified API for building scalable, reliable workflows. It targets software developers who need to create complex automated… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. iWF – A new “workflow as code” execution engine launched in 2023; newer entries below may have overtaken it.

  1. 1

    A brief overview: 1. Workflows steps share a running context, with access to data they need require. 2. Steps in the workflow (builders) are chained together based on a topologically sorted built from the predefined input & output. 3. No servers spin up (like Conductor/Cadence) - the orchestrator is low level and meant for simplifying business logic. 4. Before/After listeners for each step. Would love to hear your thoughts and feedback!

    2024 · github.com · its alternatives →

  2. 2

    ToolJet helps you build enterprise apps, AI agents and workflows in minutes, not months. Create secure internal apps that are enterprise ready and SOC2, GDPR and ISO compliant.

    2024 · tooljet.com · its alternatives →

  3. 3
    n8n 1.0▲786

    Workflow automation for technical people

    2023 · n8n.io · its alternatives →

  4. 4
    CodeWords▲385

    Hey HN, Aymeric here, co-founder of Agemo and maker of CodeWords. Generating nice-looking UIs with AI has been democratized now thanks to tools like Lovable, v0 and bolt. Going from natural language to a complex back-end workflow is still an unsolved problem. We started our journey by researching neurosymbolic methods applied to software/code generation problems and it landed us a feature in the ARC-AGI report last year (https://arxiv.org/abs/2412.04604). We've now applied this research to build an AI-native workflow automation platform to enable builders of any…

    2025 · agemo.ai · its alternatives →

  5. 5

    Deep work tracker for builders, makers and founders

    2023 · magicflow.com · its alternatives →

  6. 6
    Flowdash▲317

    No-code visual builder for business processes and workflows

    2020 · flowdash.com · its alternatives →

  7. 7

    Hey HN, Waleed here. We're building Sim (https://sim.ai/), an open-source visual editor to build agentic workflows. Repo here: https://github.com/simstudioai/sim/. Docs here: https://docs.sim.ai. You can run Sim locally using Docker, with no execution limits or other restrictions. We started building Sim almost a year ago after repeatedly troubleshooting why our agents failed in production. Code-first frameworks felt hard to debug because of implicit control flow, and workflow platforms added more overhead than they removed. We wanted…

    Dec 2025 · github.com · its alternatives →

  8. 8OA

    A lightweight engine for durable execution / deterministic workflows I built with Rust, wasmtime and the WASM Component Model. Its main use is running reliable, long-running workflows that can automatically resume after failures. Looking for feedback on the approach and potential use cases!

    2025 · obeli.sk · its alternatives →

  9. 9

    OpenAI and Temporal have teamed up to add Durable Execution to agents built using OpenAI’s Agents SDK, and today we released the new integration in Public Preview.

    2024 · temporal.io · its alternatives →

  10. 10

    Hi HN! I’m Tony, one of the co-founders of Inngest (https://inngest.com/) Inngest is an open-source durable workflow platform that works on any cloud. Durable workflows are stateful, long running step functions written in code, which automatically retry on failure. It abstracts everything about queues, event streams and state for you, letting you focus on code. Some examples of uses: managing stateful AI chained step functions; managing search/rag indexes and data pipelines; integrations and webhooks; billing and payment flows. Technical details: unlike other solutions,…

    2024 · inngest.com · its alternatives →

  11. 11

    Simple workflow and task automation for teams

    2017 · process.st · its alternatives →

  12. 12

    A programmable, observable and distributed job orchestration system. - odin/README.md at master · theycallmemac/odin

    2020 · github.com · its alternatives →

  13. 13

    Hi HN! We’re Asankhaya and Rohan and we are building Patchwork. Patchwork tackles development gruntwork—like reviews, docs, linting, and security fixes—through customizable, code-first 'patchflows' using LLMs and modular code management steps, all in Python. Here's a quick overview video: https://youtu.be/MLyn6B3bFMU From our time building DevSecOps tools, we experienced first-hand the frustrations our users faced as they built complex delivery pipelines. Almost a third of developer time is spent on code management tasks[1], yet backlogs remain. Patchwork lets you combine…

    2024 · github.com · its alternatives →

  14. 14

    Hey HN. Graph Compose is a hosted platform for orchestrating API workflows on Temporal. You define workflows as graphs of nodes (HTTP calls, AI agents, iterators, error boundaries) and everything runs as a durable Temporal workflow under the hood. Three ways to build the same graph: a React Flow visual builder, a typed TypeScript SDK (@graph-compose/client), and an AI assistant that turns plain English into a graph. Open-core: the execution foundations and integrations service are AGPL-3.0. The platform orchestrator, visual builder, and AI assistant are proprietary. Longer backstory on…

    Apr 2026 · graphcompose.io · its alternatives →

  15. 15

    We built a white-labeled workflow builder that platforms can embed to offer automation capabilities to their users: - JavaScript code action sandboxing - Native UI experience - Custom action support - Simple integration We're bootstrapped and focused on making workflow automation accessible to more platforms. Demo: https://youtu.be/wVspgI27x9A Product Hunt launch: https://www.producthunt.com/posts/embed-workflow

    2023 · embedworkflow.com · its alternatives →

  16. 16

    Build agentic workflows for complex, long-running tasks

    2021 · workflow86.com · its alternatives →

  17. 17

    Hey HN – Gregor & Magnus here again. A few months ago, we launched Browser Use (https://news.ycombinator.com/item?id=43173378), which let LLMs perform tasks in the browser using natural language prompts. It was great for one-off tasks like booking flights or finding products—but we soon realized enterprises have somewhat different needs: They typically have one workflow with dynamic variables (e.g., filling out a form and downloading a PDF) that they want to reliably run a million times without breaking. Pure LLM agents were slow, expensive, and unpredictable for these…

    2025 · github.com · its alternatives →

  18. 18

    Powerful tool for API flow integration, testing, prototyping

    2020 · its alternatives →

  19. 19
    Code Mode▲144

    I’ve been testing a simple idea inspired by Apple/Cloudflare/Anthropic: LLMs are far better at writing a small program than coordinating multiple tool calls. So instead of giving the model 10+ tools, I exposed one: a TypeScript sandbox with access to the same interfaces. The model writes a script → it runs once → done. What changed - +68% reduction in token use - No multi-step drift or retries - Local models (Llama 3.1 8B / Phi-3) became much more reliable Repo: https://github.com/universal-tool-calling-protocol/code-mode Curious whether others have seen…

    Nov 2025 · github.com · its alternatives →

  20. 20

    A single platform to manage workflows across tools and teams

    2020 · unito.io · its alternatives →

  21. 21
    Luzo▲122

    Design and debug API workflows visually

    Mar 2026 · luzoapi.vercel.app · its alternatives →

  22. 22

    Hey HN. We’re Jay and Vadim from Highlight.io (https://highlight.io). We’re building an open source [1] monitoring platform for web applications. Today we’re excited to be sharing a performance tool we’ve been working on, which helps you inspect the latency of code execution from the client to the server. As engineers at past startups, we often had to debug slow queries, poor load times, inconsistent errors, etc... While tools like Jaegar [2] helped us inspect server-side performance, we had no way to tie user events to the traces we were inspecting. In other words, although we had…

    2024 · github.com · its alternatives →

  23. 23

    So, it feels like this should exist. But I couldn't find it. So I tried to build it. Agentflow lets you run complex LLM workflows from a simple JSON file. This can be as little as a list of tasks. Tasks can include variables, so you can reuse workflows for different outputs by providing different variable values. They can also include custom functions, so you can go beyond text generation to do anything you want to write a function for. Someone might say: "Why not just use ChatGPT?" Among other reasons, I'd say that you can't template a workflow with ChatGPT, trigger it with different…

    2023 · github.com · its alternatives →

  24. 24

    Hey, we’ve been working on an open-source project built on top of Comfy for the last few weeks. It is still very much a work in progress, but I think it is at a place where it could start to be useful. The idea is that you can turn a workflow into a web app with an easy-to-use UI. Currently, it should work with any workflows that take images and text as input and return images. We are aiming to add video support over the next few days. Feedback and contributions are more than welcome!

    2024 · github.com · its alternatives →

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