devtools

Reliable Automation with Kestra

Get mission-critical application orchestration with Kestra, a tool.
intermediate30 minutes💵 Free (self-hosted)
28,106 stars2,990 forksJavaGuide quality 9/10 · reviewed Jun 29Updated 9/14/2026100% free · open source
What it is

Build automated workflows with Kestra, an event-driven orchestration platform that makes reliable data pipelines and business process automation easy.

Real use case example

"A founder wants to trigger a welcome email when a new customer signs up on their platform. They set up a Kestra automation with a Stripe webhook, adding new customers to Notion and sending a welcome email via Resend within minutes."

Best insideSelf-hostedAny AI Client
When to use it
  • When you need to integrate multiple data sources and systems
  • When you want to schedule and automate repetitive tasks and workflows
  • When you require a reliable and scalable platform for mission-critical applications
Ready-to-paste prompt
curl -X POST 'http://localhost:8080/api/v1/workflows' -H 'Content-Type: application/json' -d '{"name": "My First Workflow", "tasks": [{"type": "http", "url": "https://example.com/api/data"}]}'
Saves to your device
Use with Claude
New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

🛠️ Technical setup

Expect 20–40 minutes in a terminal — or let your AI agent drive it.

Try it instantly — no install
Claude Code
mkdir -p ~/.claude/skills/kestra && curl -fsSL https://workflowstacks.com/api/skills/kestra/claude-skill -o ~/.claude/skills/kestra/SKILL.md
Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)
claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

How Reliable Automation with Kestra works
Codeflow
Free to inspect

Reliable Automation with Kestra is a very large Java project (~321k lines across 2800 code files, plus 1398 test files). It is a full software project: use it through its install path rather than reading it end to end. Last commit this month, Apache-2.0 license, has a test suite.

Size
Very large codebase
~321k lines · 2800 code files · days to read — use, don't read
Setup
Developer setup
A real software project. Use it via its install path; don't expect to read it all.
Runs on
Java/JVM · Docker
No API keys detected
Java 59%TypeScript 24%Vue 15%JavaScript 1%
Where to start reading
  1. 1
    README.md
    Start here — what it does and how to install it
  2. 2
    AGENTS.md
    The instructions the AI actually follows
  3. 3
    core/build.gradle
    Inside core/ — the main logic begins here
What's in each folder
core/Core code — the actual logic2104 files
ui/Frontend / UI1720 files
cli/Command-line entry points118 files
worker/Backend / API64 files
plugins/Sub-packages / plugins1 files
docs/Documentation2 files
webserver/Folder351 files
jdbc-h2/Folder111 files
READMEHas testsDocumentedCI checksDocker readyApache-2.0 licenseUpdated this month
Quick Actions
Details
Creator
kestra-io
Language
Java
Category
devtools
Published
8/24/2019

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Featured on WorkflowStacks
[![Featured on WorkflowStacks](https://workflowstacks.com/api/badge/kestra.svg)](https://workflowstacks.com/skills/kestra?utm_source=github&utm_medium=badge)
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