Milkman

aid: milkman
name: Milkman
description: >-
  Milkman is an open-source, JavaFx-based, plugin-driven request/response
  workbench and desktop alternative to Postman and Insomnia. It supports
  multiple protocols including HTTP/REST, GraphQL, gRPC (with server
  reflection and streaming), WebSocket, Socket.IO, JDBC/SQL, Cassandra CQL,
  and Model Context Protocol (MCP).
type: Index
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - API Client
  - Cassandra
  - Desktop Application
  - GraphQL
  - gRPC
  - HTTP Client
  - JDBC
  - MCP
  - Open Source
  - Socket.IO
  - WebSocket
url: >-
  https://raw.githubusercontent.com/api-evangelist/milkman/refs/heads/main/apis.yml
created: '2026-03-27'
modified: '2026-04-28'
specificationVersion: '0.19'
apis:
  - aid: milkman:milkman
    name: Milkman
    description: >-
      Milkman is an extensible request/response workbench for various
      protocols like HTTP, gRPC, GraphQL, WebSocket, Socket.IO, JDBC/SQL,
      Cassandra, and MCP. The plugin-based desktop application supports
      workspaces, environments, collections, OAuth, Postman/Insomnia import,
      Git-based team sync, a CLI for terminal usage, and a test runner for
      sequential request execution.
    humanURL: https://github.com/warmuuh/milkman
    tags:
      - API Client
      - Desktop Application
      - HTTP Client
      - Plugin Architecture
    properties:
      - type: Documentation
        url: https://github.com/warmuuh/milkman#readme
      - type: Getting Started
        url: https://github.com/warmuuh/milkman#getting-started
      - type: Source Code
        url: https://github.com/warmuuh/milkman
      - type: Releases
        url: https://github.com/warmuuh/milkman/releases
      - type: Issues
        url: https://github.com/warmuuh/milkman/issues
      - type: Plugins
        url: https://github.com/warmuuh/milkman/wiki
common:
  - type: Website
    url: https://github.com/warmuuh/milkman
  - type: Documentation
    url: https://github.com/warmuuh/milkman#readme
  - type: GitHub Organization
    url: https://github.com/warmuuh/milkman
  - type: Releases
    url: https://github.com/warmuuh/milkman/releases
  - type: Issues
    url: https://github.com/warmuuh/milkman/issues
  - type: License
    url: https://github.com/warmuuh/milkman/blob/master/LICENSE
maintainers:
  - FN: Kin Lane
    email: [email protected]