Spectrum

In plain words

Spectrum is a community platform that enables users to join, create, and develop online communities. It functions as a messaging and communication tool designed for building better communities. The platform serves as both a productivity tool and developer resource, offering design capabilities for community builders. Launched in 2017, Spectrum provides a space for organizing discussions and connecting people around shared interests.

written from the facts on this page · September 2026

From the sources

Spectrum is a new platform for you to join, start and build online communities.

GitHub is where people build software. More than 150 million people use GitHub to discover, fork, and contribute to over 420 million projects.

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  Spectrum2019 · github.com · ▲9

  The community platform for the future.

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  Spectrum2018 · github.com · ▲5

  The community platform for the future

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  Circle2020 · circle.so · ▲753

  The modern community platform for creators

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  Socially2024 · socially.so · ▲212

  The community builder platform for creators

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  Frond2023 · frond.com · ▲458

  A better way to build community online

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  MeltingSpot2022 · meltingspot.io · ▲616

  Customizable community platform

• 
  /dev/null▲468

  a social network for devs

  Dev tools · 2d ago · dev-null.sh

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  Whiteboard (YC W26) – an open-source IDE for thoughtful software design▲423

  open-source IDE for thoughtful software design. Contribute to devdotfast/whiteboard development by creating an account on GitHub.

  Dev tools · 27d ago · github.com

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  Reladraw – A diagram language where you decide where to place things▲411

  Contribute to reladraw/reladraw development by creating an account on GitHub.

  Dev tools · 25d ago · github.com

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  OpenBot▲362

  Grok Bot alternative: free, local, open-source, multiplayer

  Dev tools · 22d ago · openbot.run

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  Talanoa▲340

  Hi HN, I’m a fullstack developer, and honestly, I’ve lost count of how many side projects I’ve worked on over the years. But one idea kept coming back to me: a different kind of email client. It first came to me in 2014: “What if we could handle emails more like conversations?” Every year, I’d revisit this concept in my “Build Notes.” Ten years later, no one had built exactly what I had in mind — so I finally decided to do it myself. That’s how Talanoa was born. I wanted something focused on people, not timelines. I was tired of marking messages as unread just to remember to reply later, or…

  Dev tools · 20d ago · talanoa.email

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  CoreSpeed▲332

  One MCP for everything your agents need: apps, memory, tools

  Dev tools · 27d ago · corespeed.io

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  Coda▲1,647

  It's a new day for docs

  Work · 2017 · coda.io

• 
  Station▲1,377

  One app to rule them all

  Work · 2017 · stationhq.com

• 
  New Google Calendar▲1,041

  Google is launching a new look + new features for Calendar

  Work · 2017 · support.google.com

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  InVision Studio▲999

  The world’s most powerful screen design tool

  Work · 2017 · miro.com

• 
  Slite▲876

  One combined workspace. All of your team documentation.

  Work · 2017 · slite.com

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  Stripe Elements▲817

  Beautiful, smart checkout flows 💳💸

  Commerce · 2017 · stripe.com