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Open Access

Erratum to: Design and implementation of a social networking platform for cloud deployment specialists

  • Kostas Magoutis1, 2Email author,
  • Christos Papoulas1, 3,
  • Antonis Papaioannou1, 3,
  • Flora Karniavoura1, 3,
  • Dimitrios-Georgios Akestoridis2,
  • Nikos Parotsidis2,
  • Maria Korozi1, 3,
  • Asterios Leonidis1, 3,
  • Stavroula Ntoa1 and
  • Constantine Stephanidis1, 3
Journal of Internet Services and Applications20156:20

Published: 13 October 2015

The original article was published in Journal of Internet Services and Applications 2015 6:19

It has come to the publisher’s attention that the original PDF version of this article [1] unfortunately published many figures in the incorrect order. The order of the figures has been updated in the original PDF and is given for reference below.
Figure 1
Fig. 1

Integration of a collaborative social platform with repositories of information

Figure 2
Fig. 2

DSLs comprising CAMEL

Figure 3
Fig. 3

Evolution of total number of cookbooks on Chef Supermarket over time

Figure 4
Fig. 4

Engineering and social activities are seamlessly interweaved within the PaaSage professional network

Figure 5
Fig. 5

Personalized models page

Figure 6
Fig. 6

Application model page

Figure 7
Fig. 7

Models and components list

Figure 8
Fig. 8

List of currently running applications

Figure 9
Fig. 9

Users are constantly motivated to participate in social activities

Figure 10
Fig. 10

Automatic provision of context-sensitive assistance when available

Figure 11
Fig. 11

Evolutionary design of the application model overview panel

Figure 12
Fig. 12

Main navigation menu

Figure 13
Fig. 13

Statistical information and graphics for user’s models and components

Figure 14
Fig. 14

Architecture of the Elgg Social Networking engine. Page handlers refer to functionality of implemented plugins

Figure 15
Fig. 15

Application components. Component categories and components imported from Chef Supermarket

Figure 16
Fig. 16

Distribution of Chef cookbook categories

Figure 17
Fig. 17

Distribution of Chef cookbook dependencies in log-log scale

Figure 18
Fig. 18

Frequency of issues raised during the first evaluation iteration with users

Figure 19
Fig. 19

SUS scores

Figure 20
Fig. 20

Scores of the individual PaaSage features: registration, finding a model, model information, finding a component

Figure 21
Fig. 21

Users’ rating of model finding and model information

Figure 22
Fig. 22

User requests for DevOps features to be included in the PaaSage social network

Figure 23
Fig. 23

PaaSage features that were mostly liked by the users

Figure 24
Fig. 24

The execution history of different cloud deployments



Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (, which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

Authors’ Affiliations

Institute of Computer Science (ICS), Foundation for Research and Technology – Hellas (FORTH), Heraklion, Greece
Department of Computer Science and Engineering, University of Ioannina, Ioannina, Greece
Computer Science Department, University of Crete, Rethymnon, Greece


  1. Magoutis K, Papoulas C, Papaioannou A, Karniavoura F, Akestoridis D-G, Parotsidis N, et al. Design and implementation of a social networking platform for cloud deployment specialists. J Internet Serv Appl. 2015; 6:19. ArticleGoogle Scholar


© Magoutis et al. 2015