







Slack uses PHP for most of its server-side application logic, which is an unusual choice these days. Why did we choose to build a new project in this language? Should you? Most programmers who have only casually used PHP know two things about it: that it is a bad language, which they would never use if…
Our Experience With Slack
Back in April, all was well with our community of busy adults learning to code. We were communicating using Gitter.im, a GitHub based chatroom system. And yet every day, someone would ask me “Why aren’t your campers using Slack?” I’d considered Slack...

The Psychology of a Billion-Dollar Enterprise App: Why Is Slack So Habit-Forming?
Slack isn’t just another office collaboration app. The company has been called, “the fastest-growing workplace software ever.” Recent press…

Please don't use Slack for FOSS projects
This blog post was published on November 1, 2015. It might be out of date, have broken images or links, or simply contain bad ideas and opinions that didn't stand the test of time. Please read generously!
Why Slack is inappropriate for open source communications | Dave Cheney
Full disclosure: my employer makes a Slack alternative. All my concerns about the use of Slack type chat services apply equally to its competitors, including my employer’s.
Chris Silverman 🌻 (@csilverman@mastodon.social)
Nothing puts the lie to "PHP is irrelevant" like "good morning, 70% of the internet needs to be fixed ASAP".
Open Sourcers Race to Build Better Versions of Slack
These projects hope to provide not just a free alternative to the popular chat app but beat Slack at its own game by providing features it doesn't have.
Gchat Was the Future of Messaging, But Google Didn’t Know What It Had
Everyone has been talking about Slack lately. The chat app, which is primarily aimed at offices and productivity, is simple, well designed, fun to use,...

You should use forums rather than Slack/Discord to support developer community – Dan Moore!
Hot take after a year or so of trying to build a developer community. If you can pick only one, use forum software rather than synchronous chat software for community building around a developer platform.
How Slack and Discord became tools for worker revolt
Lots of tech worker movements got their start on Slack and Discord, even if the creators of those apps would rather not talk about it.

Why I Avoid Slack
I avoid interacting on Slack, especially for technical conversations around open source software. Instead, I encourage colleagues to have technical and design conversations on GitHub, or some other system that is public, permanent, searchable, and cross-referenceable. In the spirit of Don’t Repeat Yourself (DRY) I’m writing up these thoughts as a blogpost.
Is Slack the new LMS?
Is Slack the new LMS? I’m glad to hear the words Slack and learning in the same sentence. Because I think with a few adjustments Slack could easily become the best LMS (Learning Manage System) …

A Response To PHP- The Wrong Way
For anyone who isn’t aware, there is a site call http://phptherightway.com, which is a summary of good (dare I say, best?) practices for…
Slack is work chat's runaway train, raises $200M at $3.8B | TechCrunch
The Slack rocketship won't slow down. The business messaging startup has raised $200 million at a $3.8 billion post-money valuation, the company confirms

