# Top **URL:** https://forum.graphviz.org/top.md?period=all [Latest](https://forum.graphviz.org/latest.md) · [Categories](https://forum.graphviz.org/categories.md) --- ## [Render Graphviz graphs directly in your posts](https://forum.graphviz.org/t/render-graphviz-graphs-directly-in-your-posts/125)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 23\ **Last updated:** [September 8, 2026, 3:19pm UTC](https://forum.graphviz.org/t/render-graphviz-graphs-directly-in-your-posts/125 "2026-09-08T15:19:18Z")
Render graphs directly in your posts with \[dot\]your DOT source here\[/dot\]. When you are posting something here at the forum and want to show a graph that is generated by some DOT source code; wouldn’t it be great if you… --- ## [New simplified installation procedure on Windows](https://forum.graphviz.org/t/new-simplified-installation-procedure-on-windows/224)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 38\ **Last updated:** [January 2, 2022, 11:12am UTC](https://forum.graphviz.org/t/new-simplified-installation-procedure-on-windows/224 "2022-01-02T11:12:19Z")
Today, we are proud to announce that we have deployed a new and easier procedure for finding and installing Windows binaries and we plan to make it even easier going forward. Background None of the current maintainers o… --- ## [Adding key or legend?](https://forum.graphviz.org/t/adding-key-or-legend/351)
**Author:** [@Gibson.PM](https://forum.graphviz.org/u/Gibson.PM)\ **Replies:** 13\ **Last updated:** [July 11, 2024, 2:04pm UTC](https://forum.graphviz.org/t/adding-key-or-legend/351 "2024-07-11T14:04:47Z")
I’m a new GraphViz user, so maybe I’m missing something obvious. I’m working on a graph that (currently) has about 100 nodes. Is there a way to add a key or legend on the bottom of the graph, to show what the different s… --- ## [Making interactive SVG diagrams](https://forum.graphviz.org/t/making-interactive-svg-diagrams/2017)
**Author:** [@BartB](https://forum.graphviz.org/u/BartB)\ **Replies:** 10\ **Last updated:** [February 14, 2025, 6:20pm UTC](https://forum.graphviz.org/t/making-interactive-svg-diagrams/2017 "2025-02-14T18:20:37Z")
For exploring larger graphs with a lot of edges one of the options is to produce multiple graphs focusing on parts of the diagram. I have however found that there is also a possibility to make SVG’s interactive, making e… --- ## [Fun with Edge Labels!](https://forum.graphviz.org/t/fun-with-edge-labels/1643)
**Author:** [@steveroush](https://forum.graphviz.org/u/steveroush)\ **Replies:** 9\ **Last updated:** [December 22, 2024, 3:49pm UTC](https://forum.graphviz.org/t/fun-with-edge-labels/1643 "2024-12-22T15:49:23Z")
Here are three ways to make edge labels “fit” (position) better - closer to the edge. Unfortunately, there is no way to rotate any text - make it vertical - but there still ways to have fun: print the text characters … --- ## [The History of Graphviz](https://forum.graphviz.org/t/the-history-of-graphviz/765)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 14\ **Last updated:** [September 3, 2025, 11:48am UTC](https://forum.graphviz.org/t/the-history-of-graphviz/765 "2025-09-03T11:48:17Z")
Has the history of Graphviz ever been written? When and how did it all start? Why? Who were involved? What tools were used? Graphviz - Wikipedia contains a reference to: 2. Eleftherios Koutsofios and Stephen North. Dra… --- ## [Positioning nodes in a subgraph](https://forum.graphviz.org/t/positioning-nodes-in-a-subgraph/1065)
**Author:** [@pluro](https://forum.graphviz.org/u/pluro)\ **Replies:** 18\ **Last updated:** [March 12, 2022, 11:46pm UTC](https://forum.graphviz.org/t/positioning-nodes-in-a-subgraph/1065 "2022-03-12T23:46:52Z")
I am working to order the positioning of nodes within a subgraph. The syntax that I have found online is as follows: subgraph cluster\_0{ node\[shape ="rectangle" pos="0,0!"\] "name0"; node\[shape ="rectangle"… --- ## [TikZ (and LaTeX) driver for Graphviz?](https://forum.graphviz.org/t/tikz-and-latex-driver-for-graphviz/577)
**Author:** [@steveroush](https://forum.graphviz.org/u/steveroush)\ **Replies:** 24\ **Last updated:** [March 21, 2025, 3:38pm UTC](https://forum.graphviz.org/t/tikz-and-latex-driver-for-graphviz/577 "2025-03-21T15:38:58Z")
\[Note: I’ve never written a single document using TeX, LaTeX, or TikZ, so bear with my mistakes\] In the last year or so I’ve noted several comments that it would be nice if Graphviz produced TikZ output. TikZ (PGF/TikZ… --- ## [Setup a positionning layout for the subgraphs](https://forum.graphviz.org/t/setup-a-positionning-layout-for-the-subgraphs/613)
**Author:** [@eiro](https://forum.graphviz.org/u/eiro)\ **Replies:** 14\ **Last updated:** [April 20, 2021, 3:45pm UTC](https://forum.graphviz.org/t/setup-a-positionning-layout-for-the-subgraphs/613 "2021-04-20T15:45:33Z")
helllo people, I have this graph with clusters this simplified like this (because I wanted to figure out what was wrong): digraph { subgraph cluster\_0 { A1 → A2 → A3 } subgraph cluster\_1 { B1 → B2 → B3 } subgraph c… --- ## [How to use c++ to generate a picture using Graphviz?](https://forum.graphviz.org/t/how-to-use-c-to-generate-a-picture-using-graphviz/599)
**Author:** [@notfresh](https://forum.graphviz.org/u/notfresh)\ **Replies:** 14\ **Last updated:** [April 12, 2021, 8:28am UTC](https://forum.graphviz.org/t/how-to-use-c-to-generate-a-picture-using-graphviz/599 "2021-04-12T08:28:50Z")
I am a newbee for graphviz, what I want to do is generate a picture that accept a json which describes a graph, I want to call the api in my application, and I want to use cpp as my language. I read the document but htt… --- ## [QVGE - Qt visual graph editor](https://forum.graphviz.org/t/qvge-qt-visual-graph-editor/420)
**Author:** [@ars](https://forum.graphviz.org/u/ars)\ **Replies:** 9\ **Last updated:** [June 27, 2025, 11:35am UTC](https://forum.graphviz.org/t/qvge-qt-visual-graph-editor/420 "2025-06-27T11:35:36Z")
Hello everybody! I’ve just came across this new forum. I want to admit how useful GraphViz software is. A part of my Ph.D. thesis was based on graph theory and I needed some tools for visual representation and manipula… --- ## [Getting coordinates of nodes from dot](https://forum.graphviz.org/t/getting-coordinates-of-nodes-from-dot/707)
**Author:** [@pom](https://forum.graphviz.org/u/pom)\ **Replies:** 9\ **Last updated:** [May 14, 2022, 2:32am UTC](https://forum.graphviz.org/t/getting-coordinates-of-nodes-from-dot/707 "2022-05-14T02:32:47Z")
Hello, what is the best way to get the coordinates of nodes / clusters …? Presently I generate gif files for visualisation of a tree in a java app. But it would be a nice thing to click to a node at the graphics and t… --- ## [Does anyone here know CMake?](https://forum.graphviz.org/t/does-anyone-here-know-cmake/135)
**Author:** [@scnorth](https://forum.graphviz.org/u/scnorth)\ **Replies:** 26\ **Last updated:** [October 8, 2022, 1:00am UTC](https://forum.graphviz.org/t/does-anyone-here-know-cmake/135 "2022-10-08T01:00:59Z")
I would like to get graphviz to build out of the box, on Mac OSX using CMake, as a step toward addressing the -fsanitize=integer problem. Anyway, it is so close. Basically, there should be an automated CMake generated … --- ## [Problem in representing large graphs](https://forum.graphviz.org/t/problem-in-representing-large-graphs/593)
**Author:** [@carlo](https://forum.graphviz.org/u/carlo)\ **Replies:** 9\ **Last updated:** [April 6, 2021, 8:30pm UTC](https://forum.graphviz.org/t/problem-in-representing-large-graphs/593 "2021-04-06T20:30:58Z")
Hello I’m using large (genealogical) graphs but I encounter the following problem. I premise that I do not need to print the graph, but only display it; for this reason I DON’T use the size directive. I noticed that as … --- ## [Change font attributes within a (node) label's text?](https://forum.graphviz.org/t/change-font-attributes-within-a-node-labels-text/779)
**Author:** [@kirkh](https://forum.graphviz.org/u/kirkh)\ **Replies:** 15\ **Last updated:** [August 26, 2021, 5:24am UTC](https://forum.graphviz.org/t/change-font-attributes-within-a-node-labels-text/779 "2021-08-26T05:24:08Z")
Using dot: MyMessageBox \[label = “WARNING\\nThis may be the most boring graph you’ve ever seen.” I’d like “WARNING” in red, with the rest of the label text in black. And might possibly want to change fonts at that po… --- ## [Syntax error in line 1](https://forum.graphviz.org/t/syntax-error-in-line-1/1236)
**Author:** [@JonesD](https://forum.graphviz.org/u/JonesD)\ **Replies:** 21\ **Last updated:** [December 26, 2023, 5:02pm UTC](https://forum.graphviz.org/t/syntax-error-in-line-1/1236 "2023-12-26T17:02:55Z")
I am getting Syntax error in line 1 near a (weird symbol) digraph. I am trying to turn this info into a PNG. please help. digraph processtree { graph \[rankdir = "TB"\]; pid3844 -\> pid3168 \[\]; pid404 -\> pid524 \[\]; pid257… --- ## [Mac OSX usage and volunteering](https://forum.graphviz.org/t/mac-osx-usage-and-volunteering/214)
**Author:** [@last\_neutrino](https://forum.graphviz.org/u/last_neutrino)\ **Replies:** 16\ **Last updated:** [May 5, 2023, 6:46am UTC](https://forum.graphviz.org/t/mac-osx-usage-and-volunteering/214 "2023-05-05T06:46:33Z")
I would like to use graphviz on a mac to report on certain values overlaid on a graph. It mentions on the website that mac volunteers are needed for development, I’d like to connect with someone about the details of the … --- ## [Binary Tree: Force lonely node to be left or right](https://forum.graphviz.org/t/binary-tree-force-lonely-node-to-be-left-or-right/1159)
**Author:** [@ElectricHamster](https://forum.graphviz.org/u/ElectricHamster)\ **Replies:** 12\ **Last updated:** [September 3, 2024, 12:24am UTC](https://forum.graphviz.org/t/binary-tree-force-lonely-node-to-be-left-or-right/1159 "2024-09-03T00:24:23Z")
Hey guys, Im trying to make a binary tree with Graphviz (dot). This is my simple code so far: graph{ node \[shape=circle\] 1 -- 2; 2 -- 5; 2 -- 4; 5 -- 7; 7 -- 6; 6 -- 13; 13 -- 11; 11 -- 12; 12 -- 14; 4 -… --- ## [Installing in Windows - advice please](https://forum.graphviz.org/t/installing-in-windows-advice-please/201)
**Author:** [@skh76](https://forum.graphviz.org/u/skh76)\ **Replies:** 18\ **Last updated:** [August 14, 2020, 7:44am UTC](https://forum.graphviz.org/t/installing-in-windows-advice-please/201 "2020-08-14T07:44:38Z")
Hi I would like to install Graphviz for use with R. I have Windows 10. I couldn’t find any instructions on how to do this (there are no executable files - only the console). I’d be grateful for any help on installation … --- ## [Is there an interactive Viewer for laaaaarge Graphviz models?](https://forum.graphviz.org/t/is-there-an-interactive-viewer-for-laaaaarge-graphviz-models/929)
**Author:** [@AndreasS](https://forum.graphviz.org/u/AndreasS)\ **Replies:** 11\ **Last updated:** [June 27, 2025, 1:52pm UTC](https://forum.graphviz.org/t/is-there-an-interactive-viewer-for-laaaaarge-graphviz-models/929 "2025-06-27T13:52:34Z")
Hello, I currently develop software for Shopify and use it’s GraphQL API heavily. It’s a complex beast and hoped to find a way to visualise the connections of it. After some search I found a way to create a PNG out of … --- ## [Requesting new Docker images with ghostscript](https://forum.graphviz.org/t/requesting-new-docker-images-with-ghostscript/150)
**Author:** [@Ellson](https://forum.graphviz.org/u/Ellson)\ **Replies:** 42\ **Last updated:** [January 28, 2021, 3:41am UTC](https://forum.graphviz.org/t/requesting-new-docker-images-with-ghostscript/150 "2021-01-28T03:41:38Z")
Magnus, Would you be so kind as to build some new Docker images at your earliest convenience? I added ghostscript as a Buildrequires to the specfiles. So no the builds are all failing … but at least not silently any … --- ## [Graphviz web site, new edition](https://forum.graphviz.org/t/graphviz-web-site-new-edition/140)
**Author:** [@scnorth](https://forum.graphviz.org/u/scnorth)\ **Replies:** 21\ **Last updated:** [October 21, 2020, 7:47pm UTC](https://forum.graphviz.org/t/graphviz-web-site-new-edition/140 "2020-10-21T19:47:23Z")
Greetings. I would like to discuss if it makes sense to significantly revise the content and even structure of the website. The website could provide better guidance to put this project into a broader context, direct dif… --- ## ["fatal error C1060: compiler is out of heap space" for lib/edgepaint/lab\_gamut.c](https://forum.graphviz.org/t/fatal-error-c1060-compiler-is-out-of-heap-space-for-lib-edgepaint-lab-gamut-c/187)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 42\ **Last updated:** [July 2, 2020, 8:23pm UTC](https://forum.graphviz.org/t/fatal-error-c1060-compiler-is-out-of-heap-space-for-lib-edgepaint-lab-gamut-c/187 "2020-07-02T20:23:12Z")
I’m so close (but no cigar) to having a Windows pipeline with all 6 variants of builds, but there’s one tiny (or HUGE) problem left. It’s the GitLab runners that runs out of memory for the 10MB (800k+ lines) :scream: fi… --- ## [Text wrapping in Graphviz?](https://forum.graphviz.org/t/text-wrapping-in-graphviz/753)
**Author:** [@cjr](https://forum.graphviz.org/u/cjr)\ **Replies:** 12\ **Last updated:** [January 27, 2024, 11:14pm UTC](https://forum.graphviz.org/t/text-wrapping-in-graphviz/753 "2024-01-27T23:14:47Z")
I’m wondering if anything has changed with regard to supporting automatically wrapping text in Graphviz? I didn’t see anything on this forum and DuckDuckGo continues to point to the StackOverflow posts from a decade ago… --- ## [Version numbering going forward?](https://forum.graphviz.org/t/version-numbering-going-forward/237)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 26\ **Last updated:** [April 11, 2021, 6:59pm UTC](https://forum.graphviz.org/t/version-numbering-going-forward/237 "2021-04-11T18:59:15Z")
I plan to create a much simpler single source of truth for version numbering, since the CMake and autogen.sh unification that I did is a terrible hack and doesn’t include MSBuild. Before starting this I would however lik… --- ## [Draw subgraphs independently](https://forum.graphviz.org/t/draw-subgraphs-independently/725)
**Author:** [@Benji](https://forum.graphviz.org/u/Benji)\ **Replies:** 12\ **Last updated:** [September 22, 2021, 10:55am UTC](https://forum.graphviz.org/t/draw-subgraphs-independently/725 "2021-09-22T10:55:26Z")
I’m trying to draw a graph with many subgraphs, but due the global ranking system, the height of each subgraph is influenced by every other subgraph’s layout. Is it possible to decouple them so this doesn’t happen? Thi… --- ## [Graph layout and label spacing for edges](https://forum.graphviz.org/t/graph-layout-and-label-spacing-for-edges/1744)
**Author:** [@NandaKumar](https://forum.graphviz.org/u/NandaKumar)\ **Replies:** 9\ **Last updated:** [August 22, 2023, 11:24am UTC](https://forum.graphviz.org/t/graph-layout-and-label-spacing-for-edges/1744 "2023-08-22T11:24:52Z")
Hi, I was working on some graph related work with python modules and i was trying to make some changes to output graph(dot engine) with some layout properties. Am getting the following dot graph I have tried for ch… --- ## [People ask for a convenient pan/zoom/search viewer](https://forum.graphviz.org/t/people-ask-for-a-convenient-pan-zoom-search-viewer/768)
**Author:** [@scnorth](https://forum.graphviz.org/u/scnorth)\ **Replies:** 9\ **Last updated:** [August 24, 2021, 9:48am UTC](https://forum.graphviz.org/t/people-ask-for-a-convenient-pan-zoom-search-viewer/768 "2021-08-24T09:48:34Z")
These things already exist, but with external tools. I wonder if it would be reasonable to enhance the SVG code generator possibly based on d3-graphviz in graphviz to would emit a standalone viewable graph? --- ## [Removing Unnecessary Whitespace from Dot Graph](https://forum.graphviz.org/t/removing-unnecessary-whitespace-from-dot-graph/901)
**Author:** [@student](https://forum.graphviz.org/u/student)\ **Replies:** 19\ **Last updated:** [November 26, 2021, 9:29pm UTC](https://forum.graphviz.org/t/removing-unnecessary-whitespace-from-dot-graph/901 "2021-11-26T21:29:19Z")
Hi there, I am attempting to graph the following: digraph ERD { graph \[ rankdir = "LR" \]; ranksep=1; "DEPARTMENT" \[ label="\ DEPARTMENT|\deptcode \\l | \ self\* \\ldeptcode \\ldeptname… --- ## [Full Tree of Life](https://forum.graphviz.org/t/full-tree-of-life/3168)
**Author:** [@Podbrushkin](https://forum.graphviz.org/u/Podbrushkin)\ **Replies:** 10\ **Last updated:** [September 10, 2025, 12:01am UTC](https://forum.graphviz.org/t/full-tree-of-life/3168 "2025-09-10T00:01:57Z")
I have used “-Ksfdp -GK=0.2 -Goverlap=true” to successfully layout all known life (4.5M taxa) in just 40 minutes, but I seek for improvement. If you have any suggestions on how to make small branches more readable and w… --- ## [Undefined reference to \`\_imp\_\_agread'](https://forum.graphviz.org/t/undefined-reference-to-imp-agread/850)
**Author:** [@student](https://forum.graphviz.org/u/student)\ **Replies:** 65\ **Last updated:** [October 4, 2021, 4:24pm UTC](https://forum.graphviz.org/t/undefined-reference-to-imp-agread/850 "2021-10-04T16:24:05Z")
Hi there, I’m a student trying to use Graphviz as an external library in my C project, using Windows. However, when I try to compile it, I receive undefined reference errors to the functions included in “gvc.h” and “cgr… --- ## [New Installer Package for macOS](https://forum.graphviz.org/t/new-installer-package-for-macos/1812)
**Author:** [@zosmac](https://forum.graphviz.org/u/zosmac)\ **Replies:** 22\ **Last updated:** [June 3, 2026, 11:38am UTC](https://forum.graphviz.org/t/new-installer-package-for-macos/1812 "2026-06-03T11:38:43Z")
I have coded a makefile and updated a few of the source and build files of Graphviz to build a macOS installer package. This package installs graphviz dot and plugins into /usr/local/graphviz, adds /usr/local/graphviz/bi… --- ## [Node location in DiagrammeR](https://forum.graphviz.org/t/node-location-in-diagrammer/176)
**Author:** [@JohannaH](https://forum.graphviz.org/u/JohannaH)\ **Replies:** 14\ **Last updated:** [June 12, 2020, 3:05pm UTC](https://forum.graphviz.org/t/node-location-in-diagrammer/176 "2020-06-12T15:05:04Z")
I have used DiagrammeR for the visualization below. However, I would like to have the different node types organized under each other in columns, which only automatically happens with the yellow ones. I tried using se… --- ## [Timeline for releasing Graphviz 2.44.2](https://forum.graphviz.org/t/timeline-for-releasing-graphviz-2-44-2/381)
**Author:** [@smattr](https://forum.graphviz.org/u/smattr)\ **Replies:** 29\ **Last updated:** [November 8, 2020, 4:48pm UTC](https://forum.graphviz.org/t/timeline-for-releasing-graphviz-2-44-2/381 "2020-11-08T16:48:58Z")
We’ve accrued enough changes, fixes etc since the last release that I think we should start thinking about cutting a new one. @magjac, you’ve been making a lot of changes on the Windows side and I think we should time t… --- ## [Windows x86, x86-64 builds](https://forum.graphviz.org/t/windows-x86-x86-64-builds/305)
**Author:** [@smattr](https://forum.graphviz.org/u/smattr)\ **Replies:** 19\ **Last updated:** [August 27, 2020, 5:11am UTC](https://forum.graphviz.org/t/windows-x86-x86-64-builds/305 "2020-08-27T05:11:52Z")
This is essentially a question for the other maintainers, but I saw no reason to have this discussion in private, so posting it to the public “Help” topic. I don’t deal with the Windows builds/releases, so I regularly f… --- ## [Graphviz SVG for Obsidian](https://forum.graphviz.org/t/graphviz-svg-for-obsidian/1114)
**Author:** [@wagle](https://forum.graphviz.org/u/wagle)\ **Replies:** 31\ **Last updated:** [April 16, 2022, 12:05am UTC](https://forum.graphviz.org/t/graphviz-svg-for-obsidian/1114 "2022-04-16T00:05:14Z")
Hi – I need to get the SVG generation of graphviz to work better for the macos obsidian app. The problem appear to be that html anchor elements ("\") use “xlink:href” instead of plain old “href=”, and that the grap… --- ## [Overlapping nodes and cut off graph, even though overlap is set to false](https://forum.graphviz.org/t/overlapping-nodes-and-cut-off-graph-even-though-overlap-is-set-to-false/1286)
**Author:** [@Ooker](https://forum.graphviz.org/u/Ooker)\ **Replies:** 25\ **Last updated:** [July 14, 2026, 5:18pm UTC](https://forum.graphviz.org/t/overlapping-nodes-and-cut-off-graph-even-though-overlap-is-set-to-false/1286 "2026-07-14T17:18:34Z")
This code generates overlapping nodes and cut off graph, even though I have set overlap=false. Why is that? --- ## [Work going forward](https://forum.graphviz.org/t/work-going-forward/165)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 40\ **Last updated:** [April 8, 2021, 3:20pm UTC](https://forum.graphviz.org/t/work-going-forward/165 "2021-04-08T15:20:55Z")
First let me express how excellent it is to have @mark and @smattr on board. Your contributions are excellent and what a pace you’re having! I haven’t been able to keep up and reviewing even stuff that I might be able to… --- ## [Different nodes sizes in png, same attributes in dot?](https://forum.graphviz.org/t/different-nodes-sizes-in-png-same-attributes-in-dot/646)
**Author:** [@peterd](https://forum.graphviz.org/u/peterd)\ **Replies:** 20\ **Last updated:** [March 9, 2022, 12:47pm UTC](https://forum.graphviz.org/t/different-nodes-sizes-in-png-same-attributes-in-dot/646 "2022-03-09T12:47:44Z")
The dot attributes are the same: strict digraph G { forcelabels=false ratio=fill splines=spline overlap=scale size="1.3,1.3" node \[shape=circle, fixedsize=true, width=6, label="", color="black"… --- ## [Building for Ubuntu 16.04 LTS in CI](https://forum.graphviz.org/t/building-for-ubuntu-16-04-lts-in-ci/167)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 27\ **Last updated:** [June 16, 2020, 2:03am UTC](https://forum.graphviz.org/t/building-for-ubuntu-16-04-lts-in-ci/167 "2020-06-16T02:03:04Z")
@Ellson (or anyone): I’d appreciate any help on this. Ref: import-convert for cytoscape (#1730) · Issues · graphviz / graphviz · GitLab Since Ubuntu 16.04 is not EOL until 2024 and this user would need it, I think it’s… --- ## [Color a specific node and its children nodes/edges in one color, and grey everything else out](https://forum.graphviz.org/t/color-a-specific-node-and-its-children-nodes-edges-in-one-color-and-grey-everything-else-out/1412)
**Author:** [@scottkosty](https://forum.graphviz.org/u/scottkosty)\ **Replies:** 12\ **Last updated:** [March 1, 2024, 5:59pm UTC](https://forum.graphviz.org/t/color-a-specific-node-and-its-children-nodes-edges-in-one-color-and-grey-everything-else-out/1412 "2024-03-01T17:59:36Z")
I have a graph that is a sort of “pre-requisite” graph that I use in my class, to show my students “We need to learn \[this\] in order to learn \[that\].” I will paste the full graph at the bottom. I could instead make a mor… --- ## [Getting rtest to run in continuous integration](https://forum.graphviz.org/t/getting-rtest-to-run-in-continuous-integration/134)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 17\ **Last updated:** [July 26, 2020, 5:01pm UTC](https://forum.graphviz.org/t/getting-rtest-to-run-in-continuous-integration/134 "2020-07-26T17:01:27Z")
Ref: fix: uniformly treat margin as unsigned in pack.c (!1365) · Merge requests · graphviz / graphviz · GitLab Here’s an e-mail conversation I had with Emden earlier about rtest before I (temporarily) gave up. Re: Stat… --- ## [@hpcc-js/wasm: "ReferenceError: navigator is not defined"](https://forum.graphviz.org/t/hpcc-js-wasm-referenceerror-navigator-is-not-defined/580)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 11\ **Last updated:** [April 1, 2021, 8:51am UTC](https://forum.graphviz.org/t/hpcc-js-wasm-referenceerror-navigator-is-not-defined/580 "2021-04-01T08:51:13Z")
@schmoo2k I’m in the process of releasing a new version of d3-graphviz, but when I run the tests, I’m getting an error that I don’t understand: RuntimeError: abort(ReferenceError: navigator is not defined). Build with … --- ## [An arrow from edge to node](https://forum.graphviz.org/t/an-arrow-from-edge-to-node/432)
**Author:** [@FreeX](https://forum.graphviz.org/u/FreeX)\ **Replies:** 9\ **Last updated:** [May 18, 2021, 5:08pm UTC](https://forum.graphviz.org/t/an-arrow-from-edge-to-node/432 "2021-05-18T17:08:53Z")
Hello I want to draw a family tree using python+graphviz everything’s ok but I want to draw an arrow from an edge not from a node. Is this possible in Graphviz? --- ## [How to share SVG files?](https://forum.graphviz.org/t/how-to-share-svg-files/101)
**Author:** [@steveroush](https://forum.graphviz.org/u/steveroush)\ **Replies:** 9\ **Last updated:** [July 7, 2020, 4:07pm UTC](https://forum.graphviz.org/t/how-to-share-svg-files/101 "2020-07-07T16:07:55Z")
Is there a (free) service that will allow me to upload SVG files (with embedded javascript) and then link to them. Most (like this forum) won’t serve “anonymous” SVG or won’t serve SVG with javascript. (honest, I’m tru… --- ## [Error message unknow (Memory arrays, Malloc, ...)](https://forum.graphviz.org/t/error-message-unknow-memory-arrays-malloc/825)
**Author:** [@Sacha](https://forum.graphviz.org/u/Sacha)\ **Replies:** 22\ **Last updated:** [September 18, 2021, 12:00pm UTC](https://forum.graphviz.org/t/error-message-unknow-memory-arrays-malloc/825 "2021-09-18T12:00:26Z")
Hello, Full discolsure : Im not a dev =D I am trying to vizualise a graph written in Dot (I guess) on this “compiler” : Graphviz Online But I obtain this error message : \>abort("Cannot enlarge memory arrays. Either (… --- ## [Saving and Restoring New Node/Edge Positions](https://forum.graphviz.org/t/saving-and-restoring-new-node-edge-positions/1525)
**Author:** [@bbx999](https://forum.graphviz.org/u/bbx999)\ **Replies:** 14\ **Last updated:** [April 18, 2023, 7:39pm UTC](https://forum.graphviz.org/t/saving-and-restoring-new-node-edge-positions/1525 "2023-04-18T19:39:12Z")
Hi everyone, I’ve been reading through other posts to try and make sure I’m not asking a duplicate question, but I didn’t find anything quite on point. I’m trying to support a use case where users will be able to decid… --- ## [Viewer/explorer that can collapse clusters?](https://forum.graphviz.org/t/viewer-explorer-that-can-collapse-clusters/1411)
**Author:** [@marco-eckstein](https://forum.graphviz.org/u/marco-eckstein)\ **Replies:** 9\ **Last updated:** [December 11, 2024, 5:19pm UTC](https://forum.graphviz.org/t/viewer-explorer-that-can-collapse-clusters/1411 "2024-12-11T17:19:47Z")
Is there a viewer/explorer software that allows you to collapse and expand clusters? I.e., you have this graph before, and via collapsing, it gets displayed as this graph afterwards? I’d prefer an open source product. --- ## [Problem building for Ubuntu 20.04](https://forum.graphviz.org/t/problem-building-for-ubuntu-20-04/39)
**Author:** [@magjac](https://forum.graphviz.org/u/magjac)\ **Replies:** 12\ **Last updated:** [April 22, 2020, 5:51am UTC](https://forum.graphviz.org/t/problem-building-for-ubuntu-20-04/39 "2020-04-22T05:51:45Z")
Hi again @Ellson. When I tried to build for Ubuntu 20.04 (beta), I got dh\_install: warning: Cannot find (any matches for) "usr/lib/graphviz/python" (tried in debian/tmp, debian/tmp). I tried this patch: diff --git a/d… --- ## [Install graphviz \> 2.30 on Amazon Linux 2](https://forum.graphviz.org/t/install-graphviz-2-30-on-amazon-linux-2/792)
**Author:** [@Julian](https://forum.graphviz.org/u/Julian)\ **Replies:** 10\ **Last updated:** [September 7, 2022, 11:24am UTC](https://forum.graphviz.org/t/install-graphviz-2-30-on-amazon-linux-2/792 "2022-09-07T11:24:45Z")
Hey guys, just wanted to ask what the best option is to install the most recent version of graphviz on Amazon Linux 2 EC2 Instance. When I do a yum list | grep graphviz there I´m getting just the 2.30 version which is … [Next page](https://forum.graphviz.org/top.md?page=1&per_page=50&period=all)