The following list of links comes from a blog post by Chris McConnell, the Founder and Editor of DailyTekk. This is the most comprehensive list of infographic and data visualization resources that I have found online. McConnell has also categorized the 100 resources under five headings and provided a short description of the resource.

The Best Blogs and Websites About Infographics

1. Visual.ly
   - Awesome community for creating and sharing infographics.
2. Information Aesthetics
   – The relationship between design and information.
3. Visualizing.org
   - Making sense of complex issues through data and design.
4. Visual Complexity
   - A resource for the visualization of complex networks.
5. Daily Infographic
   - A new infographic every day.
6. GOOD Infographics
   - GOOD Magazine’s excellent infographics section.
7. Information Is Beautiful
   – Ideas, issues, knowledge, data – visualized.
8. Infographic of the Day
   – Fast Company’s excellent and long running series.
9. FlowingData
   - Exploring how designers, scientists visualize data.
10. Infographics Archive
    – A visual library offering infographics.
11. Visual Loop
    - There’s an infographic for it… even if it didn’t happen!
12. Infographr
    – All about infographics.
13. Newsilike
    – An infographics blog from India.
14. Video Infographics
    – Motion infographics that explain, educate or inform.
15. Datavisualization.ch
    – A news and knowledge resource for data visualization.
16. VisualJournalism
    – 80% of the news in infographics.
17. Eagereyes
    – Reflections on the visual communication of data.
18. Amazing Infographics
    - Cool information graphics.
19. Submit Infographics
    - Share and rate infographics.
20. The Infographics Showcase
    – Collecting infographics.
21. I Love Charts
    – A Tumblr blog about charts.
22. Well Formed Data
    – An infographics blog by a freelance data visualizer.
23. Best Infographics
    – Pointing you toward great infographics.
24. Infographic List
    – For those who love infographics.

Data Visualization Tools and Software

1. Piktochart
   – Transforms your information into memorable presentations.
2. Infogr.am
   - Create interactive charts and infographics.
3. Gephi
   – Like Photoshop for data. Graph visualization and manipulation software.
4. Tableau Public
   - Free data visualization software.
5. Free Vector Infographic Kit
   – Vector infographic elements from MediaLoot.
6. Weave
   – Web-based analysis and visualization environment.
7. ChartsBin
   – A web-based data visualization tool.
8. GeoCommons
   – See your data on a map.
9. VIDI
   – A suite of powerful Drupal visualization modules.
10. Prefuse
    – Information visualization software.
11. StatSilk
    – Desktop and online software for mapping and visualization.
12. Gliffy
    – Online diagram and flowchart software.
13. Hohli
    – Online charts builder.
14. Many Eyes
    – Lets you upload data and create visualizations.
15. Google Chart Wizard
    – Generate image charts.

Data Sources

1. DataMarket
   – Find and understand data.
2. WorldMap
   – Explore, visualize and publish geographic information.
3. Influence Explorer
   – Provides overviews of political influence data for politicians.
4. US Census Bureau
   – Measures America (people, places, economy).
5. Freebase
   – An entity graph of people, places and things from Google.
6. World Bank Data
   – The world at a glance (key development indicators).
7. Data360
   – Telling compelling and data-driven stories.
8. Number Of
   – You ask, they count.
9. Gallup
   – Public opinion polls.
10. EveryBlock
    – Uncovers info on large cities contained in government databases.
11. Daytum
    – Helps you collect, organize and communicate your everyday data.
12. Google Public Data
    - Filter and animate data sets from around the world.
13. Gapminder
    - Displays time series of development statistics for all countries.
14. Munterbund
    - Graphical visualization of text similarities in essays.