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-images.s3.amazonaws.com/shared/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: GettingStarted
    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
  - url: graphql/milkman-graphql.md
    type: GraphQL
common:
- type: LinkedIn
  url: https://www.linkedin.com/company/milkmantechnologies
- type: Website
  url: https://github.com/warmuuh/milkman
- type: Documentation
  url: https://github.com/warmuuh/milkman#readme
- type: GitHubOrganization
  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: kin@apievangelist.com