tcpbin, TCP/UDP Request and Response Service

In plain words

tcpbin is a TCP/UDP request and response service designed for testing and debugging network communications. It allows developers to easily see what data clients are sending to TCP and UDP servers, making it useful for identifying connection issues and understanding client behavior. The service also functions as a mock integration tool for testing purposes.

written from the facts on this page · September 2026

From the sources

This project has been started to help testing TCP and UDP requests in a very easy way. It is very useful for seeing what your clients are sending to TCP/UDP servers and debug problems. It can also be used for mock integrationfrom tcpbin.org

• 
  httpbin(1)2014 · httpbin.org · ▲105

  HTTP request and response service

• 
  RequestBin.com2019 · pipedream.com · ▲127

  A new, improved request bin to inspect HTTP events

• 
  Requestbin.com – A modern take on the old RequestBin2019 · requestbin.com · ▲18
• 
  A UDP to TCP proxy server for sending HTTP requests with zero latency2020 · github.com · ▲146

  A UDP to TCP proxy server for sending HTTP requests with zero roundtrips - TimeToogo/ff-proxy

• 
  RequestBin2015 · pipedream.com · ▲117

  Inspect HTTP requests in a human-friendly way

• 
  HTTPDump2021 · dashcards.io · ▲94

  Inspect HTTP requests, compare them or mock response

• 
  SimCity, but with Permits▲930

  A free city-building game in your browser. You are the mayor. You know what the city needs. Now get it past the zoning board, the neighbors, the appeals court and the next election.

  Life & fun · 3d ago · permit.petercai.com

• IV
  I've been paying for a rural Tanzanian's education for 10 years▲778

  Life & fun · 15d ago · tanzaniaeducationproject.org

• 
  Bigwords.page – Turn any screen into a sign. The URL is the app▲728

  Turn a phone, tablet or TV into a sign. Type a message and it fills the screen: welcome signs, timers, Wi-Fi passwords and more. No app, no account, free.

  Life & fun · 16d ago · bigwords.page

• 
  Guitoro, a virtual guitar you strum with your keyboard▲573

  Play a free virtual guitar online with your keyboard or by touch. Slow songs down and see every chord, string and strum. Acoustic, classic, electric and bass.

  Life & fun · 10d ago · guitoro.com

• 
  See *almost* any carriers phone settings▲432

  Carrier settings from iPhone, Pixel and Galaxy firmware, decoded and compared: APNs, VoLTE, 5G and Wi-Fi Calling per carrier, and what each build changed.

  Life & fun · 14d ago · carrierexplode.com

• 
  The whole Solar System and every tracked satellite, live in the browser▲407

  Life & fun · 24d ago · space.bl2.net

• 
  Periscope▲1,049

  Explore the world through someone else's eyes

  Life & fun · 2015 · periscope.tv

• 
  Product Hunt for Chrome▲898

  The best new products, every day, in your browser

  Life & fun · 2015

• 
  Amazon Dash Button▲772

  Place it. Press it. Get it.

  Commerce · 2015 · amazon.com

• 
  $Cashtags by Square▲722

  Get paid via $cashtags for things you do online or in person

  Commerce · 2015 · t.co

• 
  Gyroscope▲713

  A new OS for the human body

  Growth · 2015 · gyrosco.pe

• 
  Freebie.Supply▲669

  Awesome free things for entrepreneurs & startups

  Growth · 2015 · growth.supply