Discord vs Slack vs Teams for Engineering Communities

What you actually need to know

• Discord for open developer communities.
• Slack for internal use and B2B customer communities.
• Teams for Microsoft heavy enterprises.
• Pick by where your community already is, not by personal preference.
• Multi platform communities fragment.

The core argument

The community communication platform decision is one of those choices that gets made once and shapes the community for years. The wrong platform produces low engagement and a community that does not stick. The right platform produces a community that runs without constant prodding.

Discord has emerged as the default for open developer communities because the platform fits the style. Always on. Public by default. Voice channels when needed. The platform is free for the community owner. The engineers under thirty find it familiar. Open source projects and indie communities thrive there.

Slack is the workplace default. Internal company use. B2B customer communities. The platform is more polished for the workplace style. Threading. Channels. Integrations. Mature search. The engagement in workplace communities is high because Slack is what people use during work.

Teams wins for Microsoft heavy enterprises. The integration with the rest of the Microsoft stack is the value. Outside the Microsoft context, Teams is rarely the best choice.

The mistake is picking by personal preference. The community follows the platform they already use. A team that picks Discord for a B2B customer community gets low engagement because the customers are on Slack during work. A team that picks Slack for an open source community gets low engagement because the open source contributors are on Discord. The platform has to fit the community.

The honest decision

How much does this cost

Features the community platform must have

• Channels organized by topic.
• Search across the history.
• Threading for nested conversations.
• File sharing.
• Voice or video where applicable.
• Bot or integration support.
• Mobile apps that work well.
• Moderation tools.

Expert opinion

The platform decision is downstream of the audience decision. The community lives where the audience already is. The teams that pick by personal preference fragment their community and watch the engagement die. The teams that pick by where the audience is find their community grows organically. The platform is the substrate. The audience is the asset.

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Yashveer Singh, founder of Yashveer Labs

How this played out on a real project

A client wanted to build a customer community for their B2B SaaS. The founder had used Discord at a previous indie project and wanted to use Discord again. The customers were all enterprise users in their forties and fifties who lived in Slack.

We picked Slack. Slack Connect for the community. The customers found it natural because Slack was already open during their workday. The engagement was high from week one. The community grew through customer referrals.

A different client was building an open developer community around their developer tool. The audience was engineers under thirty who already used Discord. We picked Discord. The engagement was high. The community grew through GitHub and Twitter referrals.

Both decisions matched the audience. Both communities thrived. The wrong choice in either case would have produced a community that did not stick.

For more on the related work, see Notion vs Slite vs Confluence for engineering docs and the engineering newsletter that engineers forward.

Common mistakes teams make

1. Picking by personal preference instead of audience.
2. Multi platform community that fragments.
3. No moderation strategy. The community sours.
4. No clear channel structure. New members are lost.
5. No engagement plan. The community starts and dies.
6. Treating the platform as the asset. The community is the asset.
7. Switching platforms after the community is established. Loses members.
8. Ignoring the platform cost at scale.

A 30 day community launch plan

1. Week one. Identify the audience. Where do they already gather.
2. Week two. Pick the platform. Set up the channels.
3. Week three. Invite the first members. Seed the conversation.
4. Week four. Establish the cadence. Define moderation.

For more on the related work, read the engineering community why it matters more than you think and building a hiring brand as a bootstrap startup. On the broader operations side, building an operations stack without an operations team is the natural next read.