# compas

**URL:** https://forum.compas-framework.org/c/compas/5.md?page=2

[Latest](https://forum.compas-framework.org/latest.md) · [Categories](https://forum.compas-framework.org/categories.md)

**Page:** 3

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## [Fetching sphinx doc objects](https://forum.compas-framework.org/t/fetching-sphinx-doc-objects/391)

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**Author:** [@arpastrana](https://forum.compas-framework.org/u/arpastrana)\
**Replies:** 1\
**Last updated:** [October 25, 2020, 4:23pm UTC](https://forum.compas-framework.org/t/fetching-sphinx-doc-objects/391 "2020-10-25T16:23:45Z")

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I’m rebuilding some of the compas\_cem docs and I get a new warning while running invoke docs: WARNING: failed to reach any of the inventories with the following issues: intersphinx inventory 'https://compas-dev.github.i…

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## [Exmaples for the methods of VolMesh datastructure?](https://forum.compas-framework.org/t/exmaples-for-the-methods-of-volmesh-datastructure/390)

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**Author:** [@SalMo](https://forum.compas-framework.org/u/SalMo)\
**Replies:** 0\
**Last updated:** [October 21, 2020, 2:49pm UTC](https://forum.compas-framework.org/t/exmaples-for-the-methods-of-volmesh-datastructure/390 "2020-10-21T14:49:25Z")

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I was wondering if examples are going to be added to the VolMesh methods? Sometimes it is not clear how the inputs should look like. For example I have been trying to work with “VolMesh.from\_vertices\_and\_cells”, I am no…

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## [In recent versions of COMPAS RPC won't start](https://forum.compas-framework.org/t/in-recent-versions-of-compas-rpc-wont-start/388)

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**Author:** [@tomvanmele](https://forum.compas-framework.org/u/tomvanmele)\
**Replies:** 1\
**Last updated:** [October 19, 2020, 8:19am UTC](https://forum.compas-framework.org/t/in-recent-versions-of-compas-rpc-wont-start/388 "2020-10-19T08:19:48Z")

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I have a “from source” install and in the latest versions, RPC will no longer start…

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## [Mesh.set\_face\_attribute missing](https://forum.compas-framework.org/t/mesh-set-face-attribute-missing/383)

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**Author:** [@sercan](https://forum.compas-framework.org/u/sercan)\
**Replies:** 3\
**Last updated:** [September 28, 2020, 8:08pm UTC](https://forum.compas-framework.org/t/mesh-set-face-attribute-missing/383 "2020-09-28T20:08:35Z")

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Hi. I have been using COMPAS version 0.13.3 and recently upgraded to 0.16.2. I am missing set\_face\_attribute for Mesh: Could you give some hint where they moved to? Thanks! Selen

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## [Mesh/Plane intersection](https://forum.compas-framework.org/t/mesh-plane-intersection/360)

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**Author:** [@cesare.caoduro](https://forum.compas-framework.org/u/cesare.caoduro)\
**Replies:** 2\
**Last updated:** [September 3, 2020, 9:37am UTC](https://forum.compas-framework.org/t/mesh-plane-intersection/360 "2020-09-03T09:37:08Z")

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Is there any plan to include a Mesh/Plane intersection, similar to what is possible in GH with an output of a polycurve?

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## [Objects in compas\_cloud](https://forum.compas-framework.org/t/objects-in-compas-cloud/380)

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**Author:** [@arpastrana](https://forum.compas-framework.org/u/arpastrana)\
**Replies:** 8\
**Last updated:** [August 29, 2020, 2:52pm UTC](https://forum.compas-framework.org/t/objects-in-compas-cloud/380 "2020-08-29T14:52:52Z")

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Does compas\_cloud.Proxy already support sending and receiving objects? If not, are there any plans to support this? AFAIR, the good ol’ compas\_rpc.Proxy deals only with python native datatypes which, for example, makes …

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## [Apply a Projection (Transformation) to a Mesh and Plot the Result (Image)](https://forum.compas-framework.org/t/apply-a-projection-transformation-to-a-mesh-and-plot-the-result-image/372)

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**Author:** [@mononym](https://forum.compas-framework.org/u/mononym)\
**Replies:** 5\
**Last updated:** [August 19, 2020, 11:47am UTC](https://forum.compas-framework.org/t/apply-a-projection-transformation-to-a-mesh-and-plot-the-result-image/372 "2020-08-19T11:47:44Z")

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I’m trying to (quickly) explore various (orthographic and oblique) projection types. I would therefore inquire about the suggested workflow in order to visualize projected images of a given object. Starting with the tu…

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## [\[SOLVED\] What happened to the compas\_viewers?](https://forum.compas-framework.org/t/solved-what-happened-to-the-compas-viewers/373)

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**Author:** [@mononym](https://forum.compas-framework.org/u/mononym)\
**Replies:** 5\
**Last updated:** [August 10, 2020, 2:54pm UTC](https://forum.compas-framework.org/t/solved-what-happened-to-the-compas-viewers/373 "2020-08-10T14:54:06Z")

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Is there an equivalent for the compas\_viewers.multimeshviewer in the recent releases ?

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## [Compas installing error](https://forum.compas-framework.org/t/compas-installing-error/356)

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**Author:** [@Mohammadrezaarch](https://forum.compas-framework.org/u/Mohammadrezaarch)\
**Replies:** 24\
**Last updated:** [August 5, 2020, 8:05pm UTC](https://forum.compas-framework.org/t/compas-installing-error/356 "2020-08-05T20:05:10Z")

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Hi, When I try to install Compas get start. I have 404 error; File not found Mohammad

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## [Mesh.from\_json()](https://forum.compas-framework.org/t/mesh-from-json/348)

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**Author:** [@SalMo](https://forum.compas-framework.org/u/SalMo)\
**Replies:** 5\
**Last updated:** [July 21, 2020, 3:24pm UTC](https://forum.compas-framework.org/t/mesh-from-json/348 "2020-07-21T15:24:45Z")

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I have used Mesh.from\_json() for a long time. Today strangely it gives me the following error: Message: malformed string Traceback: line 79, in \_convert, “C:\\Program Files\\Rhino 6\\Plug-ins\\IronPython\\Lib\\ast.py” lin…

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## [Forked compas repo docs error \[Errno 22\]](https://forum.compas-framework.org/t/forked-compas-repo-docs-error-errno-22/353)

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**Author:** [@Keerthana](https://forum.compas-framework.org/u/Keerthana)\
**Replies:** 2\
**Last updated:** [July 21, 2020, 3:23pm UTC](https://forum.compas-framework.org/t/forked-compas-repo-docs-error-errno-22/353 "2020-07-21T15:23:41Z")

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Hi! I’m interested in making some PRs for compas docs. while running invoke docs I came across an error I’m unable to debug. \[Errno 22\] Invalid argument: ‘docs/\*\*.rst’ Below is the error message form my terminal Not…

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## [Importing obj files](https://forum.compas-framework.org/t/importing-obj-files/326)

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**Author:** [@Pirouz](https://forum.compas-framework.org/u/Pirouz)\
**Replies:** 13\
**Last updated:** [April 6, 2020, 3:44pm UTC](https://forum.compas-framework.org/t/importing-obj-files/326 "2020-04-06T15:44:40Z")

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Hi there, I am trying to import the stanford bunny (which I have downloaded as an obj file already) using the following: bunny=compas.files.obj.OBJReader(filePath) but I constantly get the following error message: B…

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## [Compas -v 0.15.5 unknown error](https://forum.compas-framework.org/t/compas-v-0-15-5-unknown-error/331)

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**Author:** [@Keerthana](https://forum.compas-framework.org/u/Keerthana)\
**Replies:** 5\
**Last updated:** [April 24, 2020, 11:26am UTC](https://forum.compas-framework.org/t/compas-v-0-15-5-unknown-error/331 "2020-04-24T11:26:12Z")

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I upgraded to compas 0.15.5 and tried to run a simple test script and I got an error The script I ran: import compas from compas.datastructures import Mesh from compas\_rhino.utilities import select\_mesh from compas\_…

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## [Compas\_dev\_env script](https://forum.compas-framework.org/t/compas-dev-env-script/314)

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**Author:** [@jelle](https://forum.compas-framework.org/u/jelle)\
**Replies:** 12\
**Last updated:** [April 15, 2020, 11:17am UTC](https://forum.compas-framework.org/t/compas-dev-env-script/314 "2020-04-15T11:17:25Z")

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hi, I wrote a little pyinvoke script to create a compas dev env, with the objective of paving the way to easily build a coherent development environment, which can be involved. functionality builds a conda env with bi…

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## [Mesh to\_off method?](https://forum.compas-framework.org/t/mesh-to-off-method/329)

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**Author:** [@sercan](https://forum.compas-framework.org/u/sercan)\
**Replies:** 2\
**Last updated:** [April 7, 2020, 3:39pm UTC](https://forum.compas-framework.org/t/mesh-to-off-method/329 "2020-04-07T15:39:39Z")

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Hi, is there a method already for serializing compas mesh to .off? thanks!

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## [VolMesh.cell\_edges](https://forum.compas-framework.org/t/volmesh-cell-edges/305)

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**Author:** [@SalMo](https://forum.compas-framework.org/u/SalMo)\
**Replies:** 8\
**Last updated:** [March 11, 2020, 10:16pm UTC](https://forum.compas-framework.org/t/volmesh-cell-edges/305 "2020-03-11T22:16:00Z")

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The following code raises error: import compas from compas.datastructures import VolMesh filepath = … volmesh=VolMesh.from\_obj(filepath) print volmesh.cell\_edges(0) Message: ‘VolMesh’ object has no attribute ‘ed…

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## [Cannot draw vertices MeshArtist - compas\_ghpython](https://forum.compas-framework.org/t/cannot-draw-vertices-meshartist-compas-ghpython/299)

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**Author:** [@sercan](https://forum.compas-framework.org/u/sercan)\
**Replies:** 10\
**Last updated:** [February 25, 2020, 2:48pm UTC](https://forum.compas-framework.org/t/cannot-draw-vertices-meshartist-compas-ghpython/299 "2020-02-25T14:48:56Z")

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Hi! I have COMPAS=0.11.4 Having an error with draw\_vertices(): Runtime error (MissingMemberException): ‘dict’ object has no attribute ‘data’ Traceback: line 77, in draw\_points, “C:\\Users\\sercan\\AppData\\Roaming\\McNe…

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## [Graphical visualization not possible](https://forum.compas-framework.org/t/graphical-visualization-not-possible/302)

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**Author:** [@hjoe](https://forum.compas-framework.org/u/hjoe)\
**Replies:** 3\
**Last updated:** [February 25, 2020, 8:22am UTC](https://forum.compas-framework.org/t/graphical-visualization-not-possible/302 "2020-02-25T08:22:19Z")

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Hello, I started using Compas for my semester thesis and I’m not able to find out why I can’t visualise in 3d. When I try to compile an example, I’m getting the error notification below ImportError: DLL load failed: Th…

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## [Network\_find\_cycles](https://forum.compas-framework.org/t/network-find-cycles/297)

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**Author:** [@SalMo](https://forum.compas-framework.org/u/SalMo)\
**Replies:** 15\
**Last updated:** [February 20, 2020, 12:44pm UTC](https://forum.compas-framework.org/t/network-find-cycles/297 "2020-02-20T12:44:52Z")

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After updating COMPAS to the version 15.1 today, “network\_find\_cycles” gives me the following error: network\_find\_cycles(network) File “C:\\Users\\msalma\\Documents\\compas-dev\\compas\\src\\compas\\datastructures\\network\\dual…

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## [Network.add\_node](https://forum.compas-framework.org/t/network-add-node/298)

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**Author:** [@SalMo](https://forum.compas-framework.org/u/SalMo)\
**Replies:** 6\
**Last updated:** [February 18, 2020, 8:17pm UTC](https://forum.compas-framework.org/t/network-add-node/298 "2020-02-18T20:17:31Z")

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Network.add\_node is not functioning the way Network.add\_vertex used to work! For some reason, when I add a node random edges are produced and random nodes are removed.

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## [Mesh data structure: Mesh.leaves()](https://forum.compas-framework.org/t/mesh-data-structure-mesh-leaves/294)

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**Author:** [@SalMo](https://forum.compas-framework.org/u/SalMo)\
**Replies:** 1\
**Last updated:** [February 5, 2020, 12:12pm UTC](https://forum.compas-framework.org/t/mesh-data-structure-mesh-leaves/294 "2020-02-05T12:12:17Z")

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I have two versions of a code in python 2 and 3, both using the same compas-dev repository. The one in python 2 gives me an error, when running mesh.leaves(): “AttributeError: ‘Mesh’ object has no attribute ‘leaves’” T…

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## [Selecting face of joined mesh](https://forum.compas-framework.org/t/selecting-face-of-joined-mesh/254)

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**Author:** [@Keerthana](https://forum.compas-framework.org/u/Keerthana)\
**Replies:** 2\
**Last updated:** [August 29, 2019, 2:05am UTC](https://forum.compas-framework.org/t/selecting-face-of-joined-mesh/254 "2019-08-29T02:05:12Z")

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I’m interested in using the mesh\_select\_face() https://compas-dev.github.io/main/api/generated/compas\_rhino.helpers.mesh\_select\_face.html?highlight=select\_face#compas\_rhino.helpers.mesh\_select\_face The mesh whose face …

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## [compas.rpc.RPCServerError: This function is not part of the API](https://forum.compas-framework.org/t/compas-rpc-rpcservererror-this-function-is-not-part-of-the-api/245)

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**Author:** [@Keerthana](https://forum.compas-framework.org/u/Keerthana)\
**Replies:** 4\
**Last updated:** [August 7, 2019, 1:38pm UTC](https://forum.compas-framework.org/t/compas-rpc-rpcservererror-this-function-is-not-part-of-the-api/245 "2019-08-07T13:38:59Z")

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Hi, This query is concerning compas.rpc.Proxy I created a class using trimesh library and I want to call this class I created through a proxy. I referred to the syntax and added the python location of my file’s enviro…

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## [Unable to call primitives](https://forum.compas-framework.org/t/unable-to-call-primitives/238)

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**Author:** [@lifeisapeachfest](https://forum.compas-framework.org/u/lifeisapeachfest)\
**Replies:** 2\
**Last updated:** [July 31, 2019, 2:10pm UTC](https://forum.compas-framework.org/t/unable-to-call-primitives/238 "2019-07-31T14:10:45Z")

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I created a primitive using the class compas.geometry.Box I’m unsure how this geometry can be visualised. As it is not callable by the meshartist (because of its data structure I guess). sorry if i overlooked some exam…

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## [Mesh Boolean Operation](https://forum.compas-framework.org/t/mesh-boolean-operation/236)

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**Author:** [@yck011522](https://forum.compas-framework.org/u/yck011522)\
**Replies:** 5\
**Last updated:** [July 24, 2019, 10:58am UTC](https://forum.compas-framework.org/t/mesh-boolean-operation/236 "2019-07-24T10:58:57Z")

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I’m trying to create some parametric wood joints using pure compas implementation in Iron Python so that it can run in Rhino. I would like to use something like a Mesh Boolean Difference. Is there existing implementatio…

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## [Checking if Network is a Planar Embedding](https://forum.compas-framework.org/t/checking-if-network-is-a-planar-embedding/187)

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**Author:** [@kiunana](https://forum.compas-framework.org/u/kiunana)\
**Replies:** 5\
**Last updated:** [May 16, 2019, 3:32pm UTC](https://forum.compas-framework.org/t/checking-if-network-is-a-planar-embedding/187 "2019-05-16T15:32:07Z")

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If ‘network\_count\_crossings’ is 0, then shouldn’t ‘network\_is\_planar\_embedding’ be ‘True’, for the same network (e.g. a force diagram)

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## [Mesh.faces and network](https://forum.compas-framework.org/t/mesh-faces-and-network/185)

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**Author:** [@SalMo](https://forum.compas-framework.org/u/SalMo)\
**Replies:** 6\
**Last updated:** [May 15, 2019, 7:14am UTC](https://forum.compas-framework.org/t/mesh-faces-and-network/185 "2019-05-15T07:14:37Z")

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I made a mixed mesh (which is a group of several square meshes) in rhino and saved it as .obj file. (see figure). I then loaded it with mesh=Mesh.from\_obj. Now, mesh.face, returns only the faces of each cell, which makes…

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## [Voronoi\_from\_points\_numpy](https://forum.compas-framework.org/t/voronoi-from-points-numpy/169)

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**Author:** [@kiunana](https://forum.compas-framework.org/u/kiunana)\
**Replies:** 8\
**Last updated:** [April 28, 2019, 6:29pm UTC](https://forum.compas-framework.org/t/voronoi-from-points-numpy/169 "2019-04-28T18:29:31Z")

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I have updated COMPAS to the current version and couldn’t find 'voronoi\_from\_points\_numpy '. Is it there in the current version under a different name? But it still appears in the website. https://compas-dev.github.io/ma…

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## [Compas Enhancement Proposal?](https://forum.compas-framework.org/t/compas-enhancement-proposal/130)

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**Author:** [@yijiangh](https://forum.compas-framework.org/u/yijiangh)\
**Replies:** 3\
**Last updated:** [February 8, 2019, 1:05pm UTC](https://forum.compas-framework.org/t/compas-enhancement-proposal/130 "2019-02-08T13:05:55Z")

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I’m writing to ask what would be the general workflow for developers outside the BRG/NCCR to release a new package compas\_x and have it indexed in the official compas website? Maybe we can think about having something si…

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## [\[RFC\] Robotic fabrication tooling](https://forum.compas-framework.org/t/rfc-robotic-fabrication-tooling/37)

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**Author:** [@gonzalocasas](https://forum.compas-framework.org/u/gonzalocasas)\
**Replies:** 5\
**Last updated:** [February 8, 2019, 9:22am UTC](https://forum.compas-framework.org/t/rfc-robotic-fabrication-tooling/37 "2019-02-08T09:22:31Z")

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We would like to start building tooling for robotic fabrication based on COMPAS Framework, and it would be interesting to get feedback from the community about what are the perceived needs that must be fulfilled. Our id…

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