For more than 32 million people, Slack has become the tool they open first thing in the morning to get the workday started. And it’s become the leader of the team collaboration industry, simplifying people’s work and boosting their productivity. But not everyone is completely elated with Slack. And if you’re concerned by some of the platform’s downsides, like limiting free plans, security concerns, or limited customization options, you have many choices. I’ve used dozens of messaging tools that offer capabilities similar to Slack and work well for different types of teams. In this roundup, I’ve listed down the 25 […]