What AI assistants recommend when buyers ask about open-source team communication tools — measured weekly across engines, published as open data.
Sample: 49 AI answers · Window: May 21, 2026 – Jun 18, 2026 (4-week rolling)
| # | Product | Share | Trend | Engines | |
|---|---|---|---|---|---|
| 1 | Rocket.Chat rocket.chat | 93.9% avg pos 3.6 | — | CHATGPT 85.7%CLAUDE 100%PERPLEXITY 100% | Claim |
| 2 | Mattermost mattermost.com | 85.7% avg pos 1.9 | — | CHATGPT 85.7%CLAUDE 85.7%PERPLEXITY 85.7% | Claim |
| 3 | Zulip zulip.com | 69.4% avg pos 6.9 | — | CHATGPT 85.7%CLAUDE 71.4%PERPLEXITY 52.4% | Claim |
| 4 | Element UI element.io | 36.7% avg pos 6.6 | — | CHATGPT 47.6%PERPLEXITY 38.1% | Claim |
| 5 | Nextcloud nextcloud.com | 30.6% avg pos 12.2 | — | CHATGPT 42.9%CLAUDE 28.6%PERPLEXITY 19% | Claim |
| 6 | Element | 24.5% avg pos 8 | — | CHATGPT 19%CLAUDE 42.9%PERPLEXITY 23.8% | Claim |
| 7 | Matrix | 20.4% avg pos 7.3 | — | CHATGPT 19%CLAUDE 28.6%PERPLEXITY 19% | Claim |
| 8 | Matrix with Jitsi matrix.org | 20.4% avg pos 7.8 | — | CHATGPT 38.1%PERPLEXITY 9.5% | Claim |
| 9 | Wire wire.com | 14.3% avg pos 3.4 | — | CLAUDE 42.9%PERPLEXITY 19% | Claim |
| 10 | TrueConf Server trueconf.com | 12.2% avg pos 5 | — | CLAUDE 28.6%PERPLEXITY 19% | Claim |
| 11 | Jitsi jitsi.org | 12.2% avg pos 10.3 | — | CHATGPT 23.8%CLAUDE 14.3% | Claim |
| 12 | Discourse discourse.org | 12.2% avg pos 11.8 | — | CHATGPT 28.6% | Claim |
| 13 | Trillian Server trillian.im | 8.2% avg pos 1 | — | PERPLEXITY 19% | Claim |
| 14 | Nextcloud Talk | 8.2% avg pos 3.5 | — | CLAUDE 14.3%PERPLEXITY 14.3% | Claim |
| 15 | Troop Messenger troopmessenger.com | 8.2% avg pos 5 | — | CLAUDE 14.3%PERPLEXITY 14.3% | Claim |
| 16 | XMPP | 8.2% avg pos 10 | — | CHATGPT 14.3%PERPLEXITY 4.8% | Claim |
| 17 | Discord discord.com | 8.2% avg pos 17.3 | — | CHATGPT 19% | Claim |
| 18 | Docker docker.com | 6.1% avg pos 4 | — | CHATGPT 4.8%PERPLEXITY 9.5% | Claim |
| 19 | IRC | 6.1% avg pos 5 | — | PERPLEXITY 14.3% | Claim |
| 20 | MySQL | 6.1% avg pos 6.7 | — | CHATGPT 4.8%PERPLEXITY 9.5% | Claim |
| 21 | PostgreSQL | 6.1% avg pos 6.7 | — | CHATGPT 4.8%PERPLEXITY 9.5% | Claim |
| 22 | Openfire igniterealtime.org | 6.1% avg pos 10 | — | CHATGPT 14.3% | Claim |
| 23 | Chanty | 6.1% avg pos 11 | — | CHATGPT 14.3% | Claim |
| 24 | NGINX | 6.1% avg pos 11.3 | — | CHATGPT 4.8%PERPLEXITY 9.5% | Claim |
| 25 | Prosody prosody.im | 6.1% avg pos 15.7 | — | CHATGPT 14.3% | Claim |
| 26 | ejabberd ejabberd.im | 6.1% avg pos 15.7 | — | CHATGPT 14.3% | Claim |
| 27 | Conversations conversations.im | 4.1% avg pos 11 | — | CHATGPT 9.5% | Claim |
| 28 | Moodle moodle.com | 4.1% avg pos 11 | — | CHATGPT 9.5% | Claim |
| 29 | Jabber | 4.1% avg pos 17 | — | CHATGPT 9.5% | Claim |
| 30 | Huly | 4.1% | — | CLAUDE 28.6% | Claim |
| 31 | Let's Chat | 4.1% | — | PERPLEXITY 9.5% | Claim |
| 32 | Virola virola.io | 4.1% | — | CLAUDE 14.3%PERPLEXITY 4.8% | Claim |
| 33 | Traefik traefik.io | 2% avg pos 1 | — | PERPLEXITY 4.8% | Claim |
| 34 | Matrix/Element | 2% avg pos 2 | — | PERPLEXITY 4.8% | Claim |
| 35 | Dendrite | 2% avg pos 4 | — | CLAUDE 14.3% | Claim |
| 36 | Element / Matrix | 2% avg pos 4 | — | PERPLEXITY 4.8% | Claim |
| 37 | Synapse | 2% avg pos 4 | — | CLAUDE 14.3% | Claim |
| 38 | Matrix Synapse | 2% avg pos 5 | — | PERPLEXITY 4.8% | Claim |
| 39 | LDAP | 2% avg pos 6 | — | PERPLEXITY 4.8% | Claim |
| 40 | Node.js | 2% avg pos 6 | — | CHATGPT 4.8% | Claim |
| 41 | Slackin | 2% avg pos 8 | — | CHATGPT 4.8% | Claim |
| 42 | Caddy | 2% avg pos 13 | — | PERPLEXITY 4.8% | Claim |
| 43 | AWS SNS aws.amazon.com | 2% avg pos 14 | — | CHATGPT 4.8% | Claim |
| 44 | DigitalOcean digitalocean.com | 2% avg pos 14 | — | CHATGPT 4.8% | Claim |
| 45 | Gchat | 2% avg pos 14 | — | CHATGPT 4.8% | Claim |
| 46 | Gitea gitea.io | 2% avg pos 16 | — | CHATGPT 4.8% | Claim |
| 47 | Guild | 2% avg pos 16 | — | CHATGPT 4.8% | Claim |
| 48 | SignalWire signalwire.com | 2% avg pos 16 | — | CHATGPT 4.8% | Claim |
| 49 | Keybase keybase.io | 2% avg pos 18 | — | CHATGPT 4.8% | Claim |
| 50 | Pidgin pidgin.im | 2% avg pos 19 | — | CHATGPT 4.8% | Claim |
| 51 | Tox tox.chat | 2% avg pos 19 | — | CHATGPT 4.8% | Claim |
| 52 | Apache apache.org | 2% avg pos 20 | — | CHATGPT 4.8% | Claim |
| 53 | Twist twist.com | 2% avg pos 21 | — | CHATGPT 4.8% | Claim |
| 54 | Matrix/Synapse matrix-org.github.io | 2% avg pos 22 | — | CHATGPT 4.8% | Claim |
| 55 | Let's Encrypt letsencrypt.org | 2% avg pos 23 | — | CHATGPT 4.8% | Claim |
| 56 | Flock flock.com | 2% avg pos 25 | — | CHATGPT 4.8% | Claim |
| 57 | Chatwoot chatwoot.com | 2% | — | PERPLEXITY 4.8% | Claim |
| 58 | Lets chat | 2% | — | CLAUDE 14.3% | Claim |
| 59 | MirrorFly | 2% | — | CLAUDE 14.3% | Claim |
| 60 | Quiet | 2% | — | CLAUDE 14.3% | Claim |
| 61 | Secumeet Server secumeet.com | 2% | — | PERPLEXITY 4.8% | Claim |
| 62 | Syncthing syncthing.net | 2% | — | CHATGPT 4.8% | Claim |
| 63 | Tiki Wiki CMS Groupware | 2% | — | CHATGPT 4.8% | Claim |
| 64 | Wickr | 2% | — | PERPLEXITY 4.8% | Claim |
| 65 | Zapier zapier.com | 2% | — | CLAUDE 14.3% | Claim |
Independence: Orbator customers are badged for disclosure. Customer status does not affect prompts, sampling, extraction, or ranking — see the methodology. Your product on this list? Claim it to see the prompts behind your rank and track it weekly.
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