Compare 34 free team collaboration tools, free tiers, and developer deals. Verified pricing for Cal.com, Liveblocks, Zoho Connect, BookmarkOS.com, Braid and more.
What this name holds: Shared workspaces, scheduling and real-time editing around the work — not the chat clients and not the tracker.
5 other names here answer “how do people working together talk and track work”, and each holds a different list: Communication (18), Communication & Messaging (8), Messaging (27), Productivity & Notes (16), Project Management (49).
We track 34 team collaboration services with free tiers. Cal.com leads with 1 user. This category has been relatively stable — only 2 pricing changes recorded across all vendors.
| Vendor | Tier | Description | Verified |
|---|---|---|---|
| Cal.com | Free | Open-source scheduling — unlimited event types, unlimited bookings, unlimited calendar connections, routing forms, workflow automation, payment processing, Cal Video conferencing. 1 user | 2026-07-25 |
| Liveblocks | Free | Superseded: As of 2026-09-01, liveblocks.io/pricing reads: Free tier includes: Unlimited MAU, Unlimited monthly active rooms, 3,000 realtime collaboration minutes, 200 comments, 1 GB realtime data storage, 512 MB file storage, 3 dashboard seats, 10 projects. We are not publishing our stored Liveblocks terms beside it — our own pricing change record, discovered 2026-09-01, names them as the previous ones. Read what we recorded ↓ | 2026-08-10 |
| Zoho Connect | Free | Team Collaboration free for 25 users with three groups, three custom apps, 3 Boards, 3 Manuals, and 10 Integrations along with channels, events & forums. | 2026-08-01 |
| BookmarkOS.com | Free | Free all-on-one bookmark manager, tab manager, and task manager in a customizable online desktop with folder collaboration. | 2026-08-04 |
| Braid | Free | Chat app designed for teams. Free for public access group, unlimited users, history, and integrations. also, it provides a self-hostable open-source version. | 2026-08-02 |
| Calendly | Free | Calendly is the tool for connecting and scheduling meetings. The free plan provides 1 Calendar connection per user and Unlimited sessions. Desktop and Mobile apps are also offered. | 2026-08-04 |
| cally.com | Free | Find the perfect time and date for a meeting. Simple to use, works great for small and large groups. | 2026-08-01 |
| cDox | Free | Private document editor hosted in Canada. Write, format, collaborate, and publish documents with clean public links. Data is never used for AI training. Free plan includes 50 MB storage, up to 3 public links, and export to PDF, Word, and Markdown. | 2026-08-26 |
| Chanty.com | Free | Chanty is another alternative to Slack. It has a free forever plan for small teams (up to 5) with unlimited public and private conversations, searchable history, unlimited 1:1 audio calls, unlimited voice messages, ten integrations, and 20 GB storage per team. | 2026-08-15 |
| Duckly | Free | Talk and collaborate in real time with your team. Pair programming with IDE, terminal sharing, voice, video, and screen sharing. Free for small teams. | 2026-08-02 |
| element.io | Free | A decentralized and open-source communication tool built on Matrix. Group chats, direct messaging, encrypted file transfers, voice and video chats, and easy integration with other services. | 2026-08-03 |
| flat.social | Free | Interactive customizable spaces for team meetings & happy hours socials. Unlimited meetings, free up to 8 concurrent users. | 2026-08-05 |
| flock.com | Free | A faster way for your team to communicate. Free Unlimited Messages, Channels, Users, Apps & Integrations | 2026-08-01 |
| GitDailies | Free | Daily reports of your team's Commit and Pull Request activity on GitHub. Includes Push visualizer, peer recognition system, and custom alert builder. The free tier has unlimited users, three repos, and 3 alert configs. | 2026-08-02 |
| gitter.im | Free | Chat, for GitHub. Unlimited public and private rooms, free for teams of up to 25 | 2026-08-04 |
| Hackmd.io | Free | Real time collaboration & writing tool for markdown format docs/files. Like Google Docs but for markdown files. Free unlimited number of "notes", but the number of collaborators (invitee) for private notes & template [will be limited](https://hackmd.io/pricing). | 2026-08-02 |
| Keybase | Free | Keybase is a FOSS alternative to Slack; it keeps everyone's chats and files safe, from families to communities to companies. | 2026-07-31 |
| Linkinize | Free | Bookmark manager for teams with tagging, multi-workspaces, and collaboration. Free plan includes 4 workspaces and 10 team members. | 2026-08-26 |
| Lockitbot | Free | Reserve and lock shared resources within Slack like Rooms, Dev environments , servers etc. Free for upto 2 resources | 2026-08-02 |
| meet.jit.si | Free | One-click video conversations, and screen sharing, for free | 2026-08-04 |
| Nuclino | Free | A lightweight and collaborative wiki for all your team's knowledge, docs, and notes. Free plan with all essential features, up to 50 items, and 5GB storage. | 2026-08-03 |
| Pumble | Free | Free team chat app. Unlimited users and message history, free forever. | 2026-08-27 |
| Raindrop.io | Free | Private and secure bookmarking app for macOS, Windows, Android, iOS, and Web. Free Unlimited Bookmarks and Collaboration. | 2026-08-26 |
| Revolt.chat | Free | Now Stoat — revolt.chat redirects to stoat.chat, which serves the same product. Open-source group chat and Discord alternative: servers, channels, voice chat, file sharing, markdown, role-based permissions and moderation tools. Free; no ads and no data mining. Windows, macOS, Linux, Android, iOS and web. | 2026-08-03 |
| Rocket.Chat | Free | Open-source communication platform with Omnichannel features, Matrix Federation, Bridge with others apps, Unlimited messaging, and Full messaging history. | 2026-08-02 |
| Screen Sharing via Browser | Free | Free screen sharing tool, share your screen with collabrators right from your browser, no download or registration needed. For free. | 2026-08-05 |
| Slab | Free | A modern knowledge management service for teams. Free for up to 10 users. | 2026-08-06 |
| Stickies | Free | Visual collaboration app used for brainstorming, content curation, and notes. Free for up to 3 Walls, unlimited users, and 1 GB storage. | 2026-08-02 |
| talky.io | Free | Free group video chat. Anonymous. Peer‑to‑peer. No plugins, signup, or payment required | 2026-07-31 |
| Tencent RTC | Free | Tencent Real-Time Communication (TRTC) offers solutions for group audio/video calls.10,000 free minutes/month for the first year. | 2026-08-04 |
| twist.com | Free | An asynchronous-friendly team communication app where conversations stay organized and on-topic. Free and Unlimited plans are available. Discounts are provided for eligible teams. | 2026-08-02 |
| Webex | Free | Video meetings with a free plan offering 40 minutes per meeting with 100 attendees. | 2026-08-02 |
| zoom.us | Free | Secure Video and Web conferencing add-ons available. The free plan is limited to 40 minutes. | 2026-08-02 |
| Zulip | Free | Real-time chat with a unique email-like threading model. The free plan includes 10,000 messages of search history and File storage up to 5 GB. also, it provides a self-hostable open-source version. | 2026-07-31 |
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