Company | Cassandra Use Case |
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 | - Adform uses Cassandra to help power their digital advertising platform
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 | - Adobe uses Cassandra in Adobe® AudienceManager, a Digital Marketing Suite (DMS) product that consolidates, activates, and optimizes digitally addressable data from all sources
- View Cassandra at Adobe presentation at Cassandra NYC 2011 (HD Video)
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 | - AdXpose™ Analytics helps advertisers and platforms verify and optimize billions of campaign data points captured in real time using Cassandra
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 | - Agentis Energy uses Cassandra to help with their energy management tools
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 | - aiMatch uses Cassandra as a backend for visitor storage
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 | - Apixio uses Cassandra for serving seach queries on medical records
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 | - Applifier built a facebook style messenger which uses Cassandra as storage backend (View Blog Post)
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 | - AppScale uses Cassandra as a backend for Google App Engine applications.
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 | - Appssavvy uses Cassandra extensively in their activity based advertising platform, adtivity, to drive their activity ad delivery engine, event and engagement tracking, advanced reporting and analytics, and future Big Data needs including search.
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 | - Apptegic relies on Cassandra to help subscription businesses understand their customer engagement and respond to it
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 | - Assistly uses Cassandra to help with their Multi-Channel Support platform
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 | - Backupify uses Cassandra for meta data storage around files and objects
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 | - Brightedge uses Cassandra to help with their SEO Platform
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 | - Bronto Software uses Cassandra for E-commerce analytics and marketing automation applications
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 | - CallFire has created an API and Client for creating voice applications with the help of Cassandra
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 | - CatalystSGC is using Pycassa (Python) to store data in Cassandra and C++ to access the stored data for their digital marketing consultancy
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 | - Cisco’s Webex is using Cassandra to store User Feed & User Activity data
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 | - Citypath uses Cassandra to hold information about attractions, reviews, users, etc. for their city attraction recommendation system
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 | - Clover is using Cassandra to store big and inconsistent data
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 | - View a video with Dave Connors, Constant Contact’s VP of Operations, talking about their use case here: Part 1 and Part 2
- Constant Contact’s Social Media feature uses Cassandra and helped them deploy the app in 3 months for $250k, compared to 9 months for $2.5 million if they used a traditional RDBMS.
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 | - View Jeremy Hanna from Dachis Group’s presentation: Using Pig alongside Cassandra from Cassandra SF (Slides and HD Video)
- The Dachis Group built and maintain a storage and analytics engine with Cassandra and Hadoop
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 | - Datafiniti is building a web search engine for structured data using Solandra
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 | - Datagraph uses Cassandra to store input RDF datasets and output files
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 | - Despegar uses Cassandra to storage user sessions for its hotel booking site, and also as a persistent cache of flight itineraries
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 | - View the Digital Reasoning Case Study
- Synthesys application with potential scale to over a 400-node Cassandra database was rolled out in late 2010.
- Incoming data is preprocessed by Hadoop and then added to the Cassandra repository on a continuous basis.
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 | - Digital River is running Cassandra on their Global E-Commerce products
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 | - Dotomi is running Cassandra for their marketing solutions
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 | - Druva is using Cassandra to help store data backups
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 | - Egnyte is using Cassandra with multiple data centers to help run their Cloud File Server solution
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 | - embed.ly uses Cassandra for their API and Pro services
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 | - The Ericsson Labs OAuth Authorization service is using Cassandra as their data backend
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 | - At Expedia, Cassandra is used to store and retrieve real-time updates of prices of hotels
- View slides from Expedia’s presentation entitled Expedia Hotel Pricing Cache
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 | - FanBridge’s web-based Fan Relationship Management (FRM) platform uses Cassandra as a back-end data-store
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 | - FINN.no uses Cassandra to run Norway’s largest marketplace
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 | - FlowDock is using Scalandra(Scala wrapper for Cassandra) to handle three tasks: wrap the Thrift API in a more painless interface, manage connections efficiently using a pool and to serialize and deserialize byte arrays, which are used in Cassandra to store data
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 | - View Presentation Slides: Cassandra @Formspring
- Formspring uses Cassandra to count responses, as well as store Social Graph data (followers, following, blockers, blocking) for 26 Million accounts with 10 million responses a day
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 | - Friend Facts’ Facebook app that ask questions based on friends’ profiles is running on Cassandra
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 | - GoTime uses Cassandra as their primary data store for their Happy Hours website and mobile application
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 | - Gridpoint uses Cassandra with their internal API’s for their offerings of Energy Management products
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 | - Healthline uses Cassandra as part of their crawling and indexing infrastructure
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 | - Hobsons uses Cassandra to process log data as part of their educational application offerings
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 | - Houghton Mifflin Harcourt is using Cassandra database to track usage, system errors
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 | - HP stores playlists, play counts, favorites, and other content relating to online music streaming from computers and smartphones using Cassandra
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 | - HubSpot Marketing uses Cassandra to help with their all-in-one marketing software platform
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 | - Impetus Big Data services include consulting, architecture, development, test and support around technologies like the complete Hadoop ecosystem, NoSQL, Real Time Data, Visualization, DBs including Cassandra, Mongo DB, Membase and a range of Commercial MPP products and ETL, BI/Analytics tools.
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 | - Inkling uses Cassandra to store usage patterns and activity streams for their interactive textbooks.
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 | - iovation uses Cassandra in their fraud prevention service to identify users that abuse systems and for customers to retrieve that information
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 | - Jumptap uses Cassandra to handle clickstream, converstion, demographic, and usage data
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 | - justSignal uses Cassandra to store raw data objects and edges
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 | - Librato is using Cassandra for their infrastructure SaaS offering
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 | - LiveOffice is using Lucandra/Solandra for text indexing in Cassandra
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 | - LivePerson uses Cassandra with the LiveEngage Platform for online activity data capture, behavioral analysis, and audience segmentation
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 | - MedProcure uses Cassandra to help provide software solutions for ordering and tacking medical supplies
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 | - Morningstar uses Cassandra as a big data security aggregator from multiple sources using Morningstar global security identifier
- View Morningstar’s Cassandra presentation here
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 | - With ~20 million users, Movile.com leverages Cassandra for their subscription management services
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 | - Napshare uses Cassandra as the primary data store for their social bookmarking service
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 | - NAVTEQ uses Cassandra for storing user profiles, demographic information
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 | - Next Big Sound uses Cassandra to keep track of the listening, discovery, and purchase decisions of music listeners
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 | - Nextag is using Cassandra for their traffic acquisition platform
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 | - NextSlide.com uses Cassandra to help with analytics for their presentation sharing application
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 | - ngmoco stores user information (username, password, email) and gaming achievements (high scores, trophies) in Cassandra
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 | - Nicira Networks has created software that virtualizes the network and enables elastic, scale-out data centers with the help of Cassandra
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 | - Cassandra is in use at Onesite to help run their website platform services
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 | - Onespot is running Cassandra to help with their link recommendation services
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 | - OpenAdExchange uses Cassandra for search-based advertising
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 | - Openfeint uses Cassandra as a real-time storage for gaming information such as trophies and achievements
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 | - View the Openwave Case Study
- Cassandra acts as a distributed database and serves as a distributed storage mechanism for Openwave’s next generation messaging platform.
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 | - OpenX is running over 130 nodes on Cassandra for their OpenX Enterprise product to store and replicate advertisements and targeting data for ad delivery
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 | - Page2RSS is a service that uses Cassandra to helps monitor web sites that do not publish feeds
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 | - Palantir uses Cassandra in their platforms for integrating, visualizing, and analyzing the world’s information.
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 | - PCPhase uses Cassandra to run a large mobile web site.
- PCPhase is one of the first to use Cassandra in production in Japan.
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 | - Peoplebrowsr uses Cassandra to help store Social Media Data
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 | - Pitney Bowes is developing a Cloud-based application using Cassandra
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 | - Platform46 built an on-premise enterprise appliance which provides twitter-like, “open-follower”, short messaging services for internal corporate networks using Cassandra
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 | - Plaxo uses Cassandra to store contact information
- “To give you a sense of the scale of our efforts, we’ve reviewed 3 billion contacts in Plaxo’s Cassandra database, compared them with publicly available data sources, and identified approximately 600 million unique people with contact info”
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 | - Polyvore is a web-based application for mixing and matching products from any online store that uses Cassandra as its back-end data store
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 | - Press+ uses Cassandra to help run their e-commerce solutions
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 | - Proofpoint is using Cassandra to store historical archive data
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 | - Quantifind uses Cassandra to help store data analytics
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 | - Quova is using Cassandra in the production of their geolocation data
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 | - ReachLocals internal API uses Thrift to communicate with Cassandra Data Store for their local advertising platform
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 | - Real Networks used Cassandra to improve availability and performance while reducing costs to provide digital media
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 | - Referentia uses Cassandra in their network management product to capture time-series data
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 | - Retickr pulls in news from the Internet and presents it to end users in a unified stream using Cassandra
- Retickr’s Cassandra cluster holds stories (RSS/Facebook/Twitter), icons and avatars associated with those
stories, and user information (usernames, passwords, preferences)
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 | - Rhapsody uses Cassandra to handle very large scale data, such as users profile and play data
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 | - SEOmoz uses Cassandra to store metadata and materialized views for their Crawl Service, which currently holds data for over 1 million customer crawls, with average API response times under 100 milliseconds
- View SEOmoz’s blog post on how they use Cassandra in production
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 | - SEVEN Networks uses Cassandra in their consumer oriented mobile applications that contain rich internet media
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 | - Shazam uses Cassandra cluster to power their recommendations system
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 | - Skillpages uses Cassandra 0.7 to help run their skill-based social network
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 | - Software Projects uses 20 Cassandra nodes across 3 datacenters to power the eCommerce platform for 3,000 businesses
- “We use Cassandra to store real-time purchase data and provide various stats for our customers”
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 | - Sonico uses Cassandra to help power South America’s largest social network
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 | - Spidertracks uses Cassandra to keep track of geolocational data
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 | - Spredfast is using large EC2 Cassandra instances to help run their Social CRM
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 | - Squidoo is using Cassandra for a gaming-overlay to award points for milestones, leveling up, awarding trophies, unlocking new features, etc, and to also log user interactions
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 | - Tapulous uses Cassandra to support their Mobile Social Apps
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 | - The Find is using Cassandra for user session data for 15 million+ sessions a month for over 400 million products
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 | - Trap!t is using Cassandra for user learning databases and back-end analytics
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 | - Usergrid is a comprehensive platform stack for mobile and rich client applications running on top of Cassandra
- View Usergrid’s Ed Anuff presentation at Cassandra SF on Indexing in Cassandra (Slides and HD Video)
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 | - Viglink is using Cassandra to help process a few million clicks a day and a few billion pageviews a month
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 | - “We’re a small team fueled by Guru and espresso, with a love/hate relationship with Cassandra.”
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 | - Walmart Labs uses Cassandra as part of their infrastructure using SSD’s
- “Our (primary) Cassandra cluster can be thought of as a large backing store sitting behind a fast memory cache.”
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 | - Where’s local search and recommendation service uses Cassandra
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 | - Wildfire’s Social Marketing Suite is running on Cassandra
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 | - At Xobni, Cassandra is used as the Data Storage Layer for Xobni Cloud, cloud-based service for storing contact, e-mail, and personal interaction data
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 | - Yakaz uses Cassandra to store millions of images as well as its social data.
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 | - Ycharts is building a large scale, data heavy financial market research application that has real time components and lots of background processing with the help of Cassandra
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 | - ZipZapPlay uses Cassandra to run their Facebook game applications
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Social Media/Networks
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Cassandra Use Case