gitwtfhub

wtf is flowhttp-json?

watson/flowhttp-json — explained in plain English

Analysis updated 2026-08-15 · repo last pushed 2013-12-27

1JavaScriptAudience · developerComplexity · 2/5DormantSetup · easy

TL;DR

A small JavaScript extension that automatically detects and converts JSON data from web requests into usable JavaScript objects, while letting non-JSON responses pass through unchanged.

Mindmap

mindmap
  root((repo))
    What it does
      Auto-parses JSON responses
      Checks content-type header
      Passes non-JSON unchanged
    Tech stack
      JavaScript
      NodeJS
      flowHttp companion
    Use cases
      Fetching from APIs
      Weather app data
      Handling mixed responses
    Audience
      Developers
      API consumers
    Tradeoffs
      Convenience over speed
      Built-in safety checking

Code map

Detail Auto

An interactive map of this repo's files and how they connect — its source is parsed live in your browser. Click Visualize to build it.

filefunction / class

Why would anyone build with this?

REASON 1

Build an app that fetches data from APIs and automatically handle JSON responses without manual parsing.

REASON 2

Fetch weather forecasts where successful requests return JSON but errors return HTML pages.

REASON 3

Safely pull data from online services that may return unpredictable response formats.

What's in the stack?

JavaScriptNode.jsflowHttp

How it stacks up

watson/flowhttp-json0xallam/stellar-ai0xdevalias/poc-react-stepper
Stars111
LanguageJavaScriptJavaScriptJavaScript
Last pushed2013-12-272022-12-242018-05-08
MaintenanceDormantDormantDormant
Setup difficultyeasymoderatemoderate
Complexity2/52/52/5
Audiencedevelopergeneraldeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · easy Time to first run · 5min

Requires the companion flowHttp library to be installed and set up first.

No license information is provided in the README, so usage terms are unclear.

Wtf does this do

flowhttp-json is a small JavaScript add-on that automatically converts JSON data received from a web server into a usable JavaScript object. It is designed to work alongside another tool called flowHttp, which is used to fetch information from websites. When you request data from a web address, servers often send it back as a plain text file formatted as JSON. This extension detects that format and translates it for you, so your program can immediately work with the data rather than having to manually decode it. Under the hood, the extension sits between the web request and your final application. As the raw data flows in from the internet, it checks the response's content-type label to see if it is marked as application/json. If it is, the tool automatically parses that text into a structured JavaScript object and passes it along. If the server sends a different type of file, it simply lets the data pass through unchanged. A developer would use this when building an application that regularly pulls data from online APIs but might not always know exactly what format the server will return. For example, if you are building a weather app that fetches forecasts, the server might send JSON data on a successful request but send an HTML error page if something goes wrong. This tool handles the successful JSON responses seamlessly without breaking when a different format appears. The main tradeoff this project makes is convenience over raw speed. The README notes that if you know for a fact a server will always send JSON, a different tool dedicated solely to parsing might be better. This extension's value comes from its built-in checking, which adds a helpful layer of safety for unpredictable web responses.

Yoink these prompts

Prompt 1
Help me set up flowhttp-json with flowHttp to automatically parse JSON responses from a weather API in my Node.js app.
Prompt 2
Show me how to use flowhttp-json to fetch data from an API endpoint and handle cases where the server might return JSON or an HTML error page.
Prompt 3
Walk me through adding flowhttp-json to my existing flowHttp pipeline so JSON responses are auto-parsed and non-JSON passes through unchanged.

Frequently asked questions

wtf is flowhttp-json?

A small JavaScript extension that automatically detects and converts JSON data from web requests into usable JavaScript objects, while letting non-JSON responses pass through unchanged.

What language is flowhttp-json written in?

Mainly JavaScript. The stack also includes JavaScript, Node.js, flowHttp.

Is flowhttp-json actively maintained?

Dormant — no commits in 2+ years (last push 2013-12-27).

What license does flowhttp-json use?

No license information is provided in the README, so usage terms are unclear.

How hard is flowhttp-json to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is flowhttp-json for?

Mainly developer.

View the repo → Decode another repo

This repo across BitVibe Labs

Don't trust strangers blindly. Verify against the repo.