by uw-labs

uw-labs / bloomrpc

GUI Client for GRPC Services

4.6K Stars 203 Forks Last release: 9 months ago (1.4.1) GNU Lesser General Public License v3.0 85 Commits 12 Releases

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The missing GUI Client for GRPC services. 🌸

Inspired by Postman and GraphQL Playground
BloomRPC aims to provide the simplest and most efficient developer experience for exploring and querying your GRPC services.

Install the client, select your protobuf files and start making requests!
No extra steps or configuration needed.


  • Native GRPC calls
  • Unary Calls and Server Side Streaming Support
  • Client side and Bi-directional Streaming
  • Automatic Input recognition
  • Multi tabs operations
  • Metadata support
  • Persistent Workspace
  • Request Cancellation
  • Much more...


CTRL+w or CMD+w: close tab

ESC: focos editor

CTRL+Enter or CMD+Enter: send request


We support all the major operation systems, MacOS / Windows / Linux Deb - Arch Linux

You can install the client downloading the installer directly from the Releases Page

For MacOS and Homebrew users:

brew cask install bloomrpc

The app will get installed and copied to the path


Build from source:

git clone
cd bloomrpc

yarn install && ./node_modules/.bin/electron-rebuild npm run package

The installer will be located in the



Planned Features

  • [x] Client-Side Streaming and Bi-Directional Streaming Support
  • [x] Draggable tabs
  • [ ] Web Version with GRPC-WEB


We are welcome to any kind of feedback and contributions.

Development Mode:

Run this 2 commands in two different terminals

npm run start-server-dev
npm run start-main-dev

Built with amazing technologies

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