If your team sketches system diagrams, runs remote brainstorms, or maps out a user flow before writing a line of code, you need a shared canvas — not a slide deck. Whiteboard and diagramming tools let a distributed team draw, sticky-note, and flowchart together in real time, and the market has split into two flavors: heavyweight all-purpose canvases and small, fast, single-purpose tools that do one thing well.
The short version: want one tool that handles brainstorming, planning, and diagramming for a whole team? Miro is the safest default. Already living inside Figma for design work? FigJam is the natural extension. Need precise flowcharts and org charts for documentation? Lucidchart is built for that. Want something free and open-source with a distinctive hand-drawn look for architecture diagrams? Excalidraw is the developer favorite. Need to embed a canvas into your own product? tldraw is open-source and built to be extended. And if you just want quick flowcharts and wireframes without the bloat, Whimsical keeps it simple.
Miro
Miro is the broadest tool here — an online whiteboard built for real-time collaboration across brainstorming, project planning, and diagramming in one canvas, with integrations into most of the tools a team already uses.
Good for: teams that want a single canvas for multiple use cases instead of switching tools. Watch out for: the free plan is limited, and costs climb quickly per seat as a team grows — some users report pricing creeping up faster than expected.
FigJam
FigJam is Figma's brainstorming companion — sticky notes, voting, and lightweight diagrams that live next to your actual design files, aimed at teams already working inside Figma.
Good for: teams and professionals already paying for Figma who want brainstorming without leaving the ecosystem. Watch out for: the free tier is limited, and it's noticeably less customizable than dedicated diagramming tools like Lucidchart once you need something more structured than a brainstorm.
Lucidchart
Lucidchart focuses on precise diagrams and flowcharts rather than free-form brainstorming — a large template library plus integrations for teams that need to produce and maintain formal documentation (org charts, network diagrams, process flows).
Good for: remote teams and professionals who need structured, reusable diagrams more than an open canvas. Watch out for: advanced features get expensive fast, and some users report hidden fees beyond the advertised $7.95/month starting price.
Excalidraw
Excalidraw is a free, open-source whiteboard with a hand-drawn sketch style that's become popular with developers for quick architecture diagrams and system sketches, especially in technical docs and READMEs.
Good for: developers and remote teams who want a fast, free, no-nonsense sketching tool and don't need Miro's feature depth. Watch out for: it's genuinely minimal — no built-in project management or templates library — and it's less well-known than the bigger names here.
tldraw
tldraw is an open-source, no-signup-required drawing canvas built to be both usable on its own and embedded as an SDK inside other products — a common choice when developers want to add a whiteboard feature to their own app rather than just use one.
Good for: developers who want a free, open-source canvas — either standalone or embedded into their own product. Watch out for: as a standalone tool it's the most bare-bones option here, and it's the least known of the six by brand recognition.
Whimsical
Whimsical keeps things focused: flowcharts, wireframes, and mind maps in a clean interface, positioned as the fast, uncomplicated option rather than an everything-canvas.
Good for: developers and product teams who want quick flowcharts or wireframes without learning a heavyweight tool. Watch out for: the free plan is limited like the rest, Pro pricing isn't published upfront, and some users report occasional bugs.
All six, side by side
| Tool | Best for | Price | Open source |
|---|---|---|---|
| Miro | All-purpose team canvas | Free, Pro from ~$8/user/mo | No |
| FigJam | Brainstorming inside Figma | Free, Pro from ~€12/mo | No |
| Lucidchart | Formal flowcharts & org charts | Free, Pro from $7.95/mo | No |
| Excalidraw | Free hand-drawn architecture sketches | Free | Yes |
| tldraw | Embeddable canvas for your own product | Free | Yes |
| Whimsical | Quick flowcharts & wireframes | Free, Pro pricing on request | No |
There's no single right answer here — it depends on whether you want one tool for everything or several small tools for specific jobs. Start with Miro if you want a general-purpose canvas and don't mind paying per seat as the team grows. Pick Excalidraw or tldraw if the budget is zero and the use case is developer-facing sketches rather than polished client-facing diagrams. And if you're already paying for Figma or need clean documentation-grade diagrams specifically, FigJam and Lucidchart are the more targeted picks.