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Eko

An open-source JavaScript and TypeScript framework for building agents and agentic workflows from natural-language instructions.

Independent OpenViST project profile, based on linked sources.

Eko — OpenViST project profile in Agent Frameworks.
OpenViST project illustration. See the linked sources for product details.
Understand the project

Practical overview

When it fits

Use Eko when an application needs agents to execute coordinated tasks across browser or computer environments, especially when the workflow should be assembled as reusable JavaScript or TypeScript code.

Who it is for

  • Developers building TypeScript or JavaScript agent applications.
  • Teams automating browser, computer, file, process, or data workflows.
  • Developers coordinating multi-step tasks with one or more agents.

Documented uses

  • Translate natural-language task descriptions into multi-step workflows.
  • Automate repetitive browser and web tasks.
  • Build desktop or computer-interaction workflows.
  • Coordinate multiple agents and reusable tools.
  • Organize data or manage system files and processes through agent workflows.
Before you choose

Requirements & limits

The cited project is a public, non-archived repository distributed under the MIT license. The examples require local setup and, where model execution is involved, at least one model API key.

  • Choose it when browser and computer execution both matter; the framework documents a unified interface for those environments.
  • Consider the workflow model if tasks need multiple agents, parallel execution, intervention, or recovery controls.
  • Plan credential handling carefully: the project explicitly warns against exposing API keys in browser or frontend code.
  • Review the examples before implementation because browser-extension, Node.js, and web workflows have different setup stages.

Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.

Source-based practical guide

Set up the Node.js automation example

Prepare and start the documented Node.js Eko automation example.

Before you start

  • A checkout of the Eko repository.
  • Dependencies and core packages installed and built from the repository root.
  • Playwright browsers installed for the first run.
  • At least one model API key, such as OPENAI_API_KEY or ANTHROPIC_API_KEY.

Steps

  1. From the repository root, run pnpm install and pnpm build.

  2. Enter example/nodejs and run pnpm install.

  3. Run pnpm playwright install on the first setup.

  4. Provide a model API key and run pnpm run build, followed by pnpm run start.

Expected outcome

The Node.js example starts and drives Playwright through Eko.

Guide limitations

  • The documented example requires a model API key.
  • The repository does not provide further runtime or integration details in the cited instructions.
COMPARE OPTIONS

Compare options for Agent orchestration

These projects document a common task and share a project role. This is a source-based comparison, not an execution benchmark or a guarantee of interchangeability.

ProjectDocumented purposePlatformAccess and requirements
EkoTranslate natural-language task descriptions into multi-step workflows.Cloud, Self-hosted, ServerThe cited project is a public, non-archived repository distributed under the MIT license. The examples require local setup and, where model execution is involved, at least one model API key.
AgeniteDefine typed tools with JSON Schema validation and error handling.CLI
VeldraCreate an agent with a policy, tools, skills, knowledge base and reasoning method.Self-hostedThe documented deployment is self-hosted and uses a sign-in gate after a first-run administrator account is created.
Evidence and transparency

Sources & review

Source record details
Source availability
Active
Sources checked
1 October 2026
Original website title
FellouAI/eko · Official homepage title · retained in its source language