How Grafloria compares
Grafloria sits where three different tool categories overlap, so "what are the alternatives?" has three different answers. Below are three separate comparisons — diagram canvases, dashboard grids, and diagram-as-text — because putting them in one table would flatter us by comparing tools that were never trying to do the same job. Every cell was compiled from the projects' public documentation, pricing pages, shipped type definitions, and source; if anything is out of date, open an issue and we'll correct it.
Diagram & flow-canvas libraries
Per-incumbent pages: React Flow alternative · JointJS alternative · GoJS alternative
React Flow, JointJS+, GoJS and ngx-vflow are excellent, mature projects — this page is not here to knock them. It answers the first question everyone asks: what ships in the box, and what do I buy, build, or bolt on?
| Grafloria | React Flow | JointJS / JointJS+ | GoJS | ngx-vflow | |
|---|---|---|---|---|---|
| License | MIT — every featureno commercial tier exists | MIT libraryPro subscription funds it | MPL-2.0 coreJointJS+ commercial | Commercialper-app + per-domain | MITpaid source-code templates |
| Frameworks | Angular · React · Vue · web componentone engine under all four | React onlysibling project for Svelte; no Angular | Plain JSintegration guides; React wrapper | Plain JSofficial React & Angular wrappers | Angular onlysignal-native |
| Interactive editing drag · connect · select · edit |
✓ | ✓ | ✓full editor chrome in JointJS+ | ✓ | ✓ |
| Obstacle-avoiding edge routing | ✓orthogonal routing that never crosses its own nodes — proven by a 480-placement sweep in CI — plus jump-overs (arc / gap / bridge) and port escape stubs | —default edges cross nodes; maintainers list orthogonal routing as not planned | ✓manhattan router with avoidance, in the free core | ✓AvoidsNodes routing mode | paid4 stock curves free; obstacle-avoiding “Smart Curves” is a paid template |
| Auto-layout built in | ✓layered (ELK), tree, force, grid, compound containers — runs off-thread in a Worker, lazy-loaded | examples / DIYdocs: no in-house layout; wire dagre or elkjs yourself | partialdirected-graph free; Tree/Grid layouts in JointJS+ | ✓5 built-in + 10 extension layouts | —none built in; dagre wiring is a paid template |
| Undo / redo | ✓command-based; one gesture = one step | examples / DIY | paidCommandManager in JointJS+ | ✓ | — |
| Editor chrome minimap · snap & grid · marquee · clipboard · helper lines |
✓all of it, MIT — plus cascading paste and a keyboard-complete canvas | partialminimap/controls free; copy-paste & helper lines are Pro examples | paidStencil, Halo, Toolbar, Inspector in JointJS+ | ✓ | partialminimap, resizer, selection box free |
| Stencil palette & shape libraries | ✓categorised palette, drag-to-canvas, smart guides and align/distribute — the Visio-style working surface | examples / DIY | paidStencil + shape libraries in JointJS+ | samplespalette sample + extensive figure set | — |
| Real-time collaboration CRDT sync · live cursors · comments |
✓per-property CRDT in the engine — any transport, serverless cross-tab works out of the box | paid / DIYyjs wiring is a Pro example | DIYevent stream makes wiring feasible | DIYincremental-JSON diffs + your transport | — |
| Accessibility | ✓keyboard-complete canvas, live-region graph narration, axe-audited in CI | ✓genuinely good: focus, arrow keys, ARIA — credit where due | —largely unaddressed | ✓opt-in focus-navigation subsystem | — |
| Export — SVG · PNG · PDF | ✓true vectors, server-side, byte-identical renders | examples / DIYthird-party screenshotting; server-side is a Pro example | paidSVG/PNG/PDF export in JointJS+ | partialPNG/SVG in-browser | —declined for core pending a plugin system |
| Diagram-as-text | ✓Mermaid-compatible text in and out of the live canvas — comparison 03 | — | — | — | — |
| Headless — runs in Node, no DOM | ✓same renders on server and client | browser-firstv12 adds SSR for initial paint | browser-firstasync render outside the DOM exists | browser-first | browser-first |
| Dashboards kit — drag-and-pack grid | ✓tabs, live re-packing, KPI/chart/table widgets, undo — comparison 02 | — | — | — | — |
| UML & ER kits | ✓class compartments, entity tables, PK/FK badges — interactive | — | paidshape libraries in JointJS+ | samples | — |
| Demos executed as CI tests | ✓111 live demos drive the engine with real pointer events and fail the build if they break — plus 230+ pixel-diffed visual goldens | — | — | — | — |
What the alternatives cost
Figures from vendor pricing pages, July 2026 — always confirm on their sites before buying. The pattern they show: the editor features are where the market puts its price tags. Grafloria ships all of them MIT.
Grafloria
- No per-developer, per-app, or per-domain fees
- Routing, collab, exports, kits — all in the box
- Full source; no lock-in
React Flow
- Library is MIT; Pro buys closed-source examples (undo, copy-paste, helper lines, collab…) + support
- React only
JointJS+
- Editor chrome, exports, Tree layout live in the paid tier
- MPL-2.0 core is genuinely capable (all routers free)
GoJS
- Deepest built-in editor machinery in the commercial field
- Famously good vendor support
ngx-vflow
- The hard parts — obstacle-avoiding curves, dagre layout — are the paid templates
- Solo maintainer
Honest guidance
Pick React Flow when…
you're all-in on React and want the largest community in this space. Its extensibility and accessibility are genuinely first-rate; you'll assemble routing, layout, undo, and collab from examples — many of them in the paid Pro tier.
Pick JointJS+ or GoJS when…
you need a commercial vendor with support contracts and enterprise depth. Both are mature, well-engineered products — priced accordingly, per developer or per application.
Pick ngx-vflow when…
you want a lightweight, signal-native Angular flow canvas and can live without undo, layout and export, or are happy to buy the templates that add them.
Pick Grafloria when…
you want the whole table in one MIT box: commercial-grade routing, built-in collab without a sync stack, server-side vector export, dashboards and UML/ER kits — native in Angular, React, or Vue. And every claim is a live demo, not a bullet point.
Dashboard grid libraries
Per-incumbent page: GridStack alternative
A different category with a different shape: these are layout engines, deliberately — they place, drag, resize and re-pack the tiles, and leave the contents entirely to you. They are small, focused and very good at that. The honest framing is not "Grafloria is better", it is where the boundary of the box sits: a grid gives you the geometry, and you supply widgets, undo, export and persistence around it. Feature cells below were read from each project's shipped type definitions and README, not inferred.
| Grafloria dashboard kit | GridStack.js | react-grid-layout | angular-gridster2 | Muuri | |
|---|---|---|---|---|---|
| License | MIT | MIT | MIT | MIT | MIT |
| Frameworks | Angular · React · Vue · web componentone engine under all four | TypeScript coreofficial Angular, React and Vue 3 wrappers | React only | Angular only | Vanilla JS |
| Drag · resize · re-pack | ✓push-down with skip, three swap shapes, a >50%-overlap gate so tiles don't jitter, locked tiles that refuse, and a truthful drop placeholder | ✓the reference implementation of this behaviour | ✓pluggable compaction: vertical, horizontal, or off | ✓pushItems, pushResizeItems, swap |
partialdrag and sort — including between grids — but no resize handles |
| Responsive column count | ✓column width or explicit breakpoints, each with its own re-layout mode | ✓columnOpts.breakpoints |
✓a separate layout per breakpoint | ✓mobileBreakpoint |
partialre-lays out on resize; no breakpoint model |
| Nested grids | ✓a section is itself a locked tile; bind a second grid inside it | ✓subGridOpts |
— | — | ✓ |
| Save / load | ✓cells are the document — the same save/load path as any other diagram, no special case | ✓serialize() / load() |
✓layout serialization | your modelyou own the item array | — |
| Undo / redo | ✓one drag = one undoable command, geometry and cells together; Escape mid-drag commits nothing | — | — | — | — |
| Widgets in the box | ✓KPI, line, bar, donut, funnel and table drawn from your data with zero dependencies — or hand it your own charting library through one seam | —layout only, by design: you supply the content | —layout only, by design | —layout only, by design | —layout only, by design |
| Multiple views / tabs | ✓declared as data: dashboard({ views }) |
DIY | DIY | DIY | DIY |
| Export the board — SVG · PNG · PDF | ✓true vectors, and the same render server-side | — | — | — | — |
| Real-time collaboration | ✓the engine's per-property CRDT — a moved tile syncs like any other edit | — | — | — | — |
| Same engine also draws diagrams | ✓the reason to choose it: a board and a flow chart share one model, one undo stack, one export path | — | — | — | — |
| Weight | Heaviera full diagram engine — the honest cost of the rows above | Lightfocused library, small surface | Light | Light | Light |
Honest guidance
Pick GridStack.js when…
you want the most battle-tested pure grid, framework-agnostic with official Angular, React and Vue wrappers, and you are bringing your own widgets. If all you need is the geometry, this is the smaller, sharper tool — and it is genuinely excellent at it.
Pick react-grid-layout when…
you are React-only and want the library a lot of well-known dashboards were built on. Per-breakpoint layouts and pluggable compaction are its strengths; undo, persistence and widgets are yours to add.
Pick gridster2 or Muuri when…
you want an Angular-native grid with push and swap already wired (gridster2), or you need drag-and-sort across several containers with animation and filtering, and don't need resize handles (Muuri).
Pick Grafloria when…
the board is not the whole product. If the same app also needs diagrams, an undo stack shared with everything else, server-side PDF of the board, collaborative editing, or widgets you didn't have to build — the grid being part of a diagram engine stops being overhead and starts being the point.
Diagram-as-text: Grafloria and Mermaid
Per-incumbent page: Mermaid alternative — the editable-canvas case
This one is the least like a competition. Mermaid owns docs-as-code, it is what LLMs emit natively, and GitHub renders it in a README — Grafloria speaks its syntax precisely because none of that is worth fighting. The difference is what happens to the picture after it is drawn: Mermaid renders text to a static SVG, and Grafloria reads the same text into a canvas you can edit, then writes it back out.
| Grafloria | Mermaid (library + CLI) | Mermaid Chart (SaaS) | |
|---|---|---|---|
| License / cost | MIT — everything | MIT | Paid per-seat plansthe commercial layer from Mermaid's maintainers |
| Diagram types | 4flowchart, erDiagram, classDiagram, stateDiagram — the graph family, read and written | 29+the whole catalogue: sequence, gantt, gitGraph, C4, sankey, mindmap… | 29+same engine underneath |
| Text → picture | ✓ | ✓the standard itself | ✓ |
| Picture → text | ✓bodies real Mermaid parses — verified by an oracle gate on every CI run | n/athe text is the source; there is no diagram to read back | ✓its visual editor writes the text |
| Editing the rendered diagram | ✓a full canvas: drag, connect, restyle, delete, undo — the text updates to match | —static SVG; click handlers only | ✓in the hosted editor |
| Positions survive a round trip | ✓a %% sidecar carries the exact model, so nothing re-scrambles on save — and the visible body stays plain Mermaid |
n/alayout is recomputed every render, by design | ✓in its own stored format |
| Auto-layout | ✓layered (ELK), tree, force, grid — off-thread | ✓its crown jewel: zero-effort, per-diagram-type engines | ✓ |
| Unknown diagram type | ✓names the type and refuses — never a plausible-but-wrong diagram | ✓parse error | ✓ |
| Renders in GitHub, GitLab, Notion | via exportwhat we write is what those platforms render — but they run Mermaid, not us | ✓natively embedded, everywhere | ✓plus its own embeds |
| Undo · collaboration · vector export · kits | ✓it is a diagram engine first — see comparison 01 | — | ✓collaboration and AI are what the subscription buys |
| Self-hosted, no account | ✓ | ✓ | —hosted service |
Honest guidance
Use Mermaid when…
the diagram belongs in a README, a docs site, or an LLM's output. Nothing else has Mermaid's reach or its 29-type catalogue, and if you need a sequence diagram or a Gantt chart today, Mermaid is the answer — we don't parse those yet.
Use Mermaid Chart when…
you want the visual editor, AI assistance and team collaboration as a hosted product, from the people who maintain Mermaid itself, and a subscription is easier than running anything yourself.
Use Grafloria when…
Mermaid text is an input to or an output of your own application — an editor your users drag things around in, a diagram your backend renders to PDF, a canvas an LLM writes into and a human then fixes. You get the syntax without the SaaS, and the canvas without giving up the text.
Read the full Mermaid support page — coverage, the round trip, and the honest gaps →
Compiled in good faith from public documentation, pricing pages, published source and shipped type definitions, July 2026. These projects evolve quickly and this page may lag them — corrections are welcome via GitHub issues. React Flow, JointJS, JointJS+, GoJS, ngx-vflow, GridStack.js, react-grid-layout, angular-gridster2, Muuri, Mermaid and Mermaid Chart are trademarks of their respective owners; their appearance here is comparative reference only, and no affiliation or endorsement is implied. Prices are approximate, may vary by region and seat count, and belong to their vendors' pages — treat theirs as authoritative.