Release Notes

2024 Release


Date Released: 2024-05-21

  • We have fixed an inconvenience with Access Control Lists and one of the accounts gets removed. Now it works much better.

  • Also, we’ve further improved our shiny new payment module.

  • And more! With a sprinkle of code and a dash of innovation, our tech alchemists have brewed up 26 improvements!

  • Get ready for a smoother, more secure, and delightful cloud experience.


Date Released: 2024-04-13

  • While there are no new groundbreaking features at this time, we’ve been busy making improvements behind the scenes to enhance stability, security, and usability by implementing almost 20 stories.

  • We’ve ironed out some wrinkles to ensure a smoother user experience.

  • Exciting news! Our cloud is expanding with a new location, bringing you a more seamless experience, MTY - “Monterrey, Mexico”.


Date Released: 2024-03-18

  • For the sake of easier interaction with our Cloud services, we have introduced a newer version of our main website (aka WebApp). You can try it from the Home page in each cloud location, now!

  • In other news, we are now switching to Stripe as our payment system.

  • And the usual bug extermination routine, of small issues, core system improvements, etc. 43 of them.


Date Released: 2024-02-15

  • We had to change the address in the profile section to be no longer than 180 characters.

  • Due to an external dependency, we had to change the allowed characters in the fields: address, state, city, and postcode to accept ASCII characters.

  • And 17 other bug fixes and improvements.


Date Released: 2024-01-18

  • Starting with this version, we are adding a few changes to the required data for all our accounts such as “state/province” and “mobile number”.

  • We improved the accuracy of the out-of-memory exception, which all our customers received.

  • We fixed a minor issue in the Backup Scheduler.

  • And 30 other bugs and improvements.

Chlorine Release


Date Released: 2023-12-08

  • We fixed a rare condition, which could cause a problem when trying to save a payment method while making a payment.

  • We are happy to announce that our cloud is growing again with more locations! So we did the magic under the hood, so they work just as well.

  • We are pleased to announce that our cloud is getting closer to you with a new location, DUS - “Düsseldorf, Germany”.

  • We also introduced 20 improvements under the hood.


Date Released: 2023-11-13

  • For this release, we’ve introduced a number of improvements under the hood, 23 to be precise.

  • The system behaves the exact same way as before, just better.


Date Released: 2023-10-12

  • This month we’re working on making our product more stable and robust.

  • We’ve introduced a number of improvements under the hood, 9 to be precise.

  • It behaves the exact same way as before, just better.


Date Released: 2023-09-11

  • We’re adding lots of features under the hood that will be available in our WebUI soon.

  • We’re enabling support for zones in different data centers and the capability to create remote snapshots in multiple clusters as well.

  • We’re also making account inactivity settings configurable, which will make it to our shiny new WebApp anytime soon.

  • And other bugs and improvements (13 to be precise).


Date Released: 2023-08-15

  • We fixed an issue that prevented our system from sending automated monthly transactions and subscription reports. Your highly valuable report is back in action now!

  • We’ve disabled the account country change per API call. If you need to change your country, please contact our support department.

  • We’ve improved payment method creation logic, so your payment experience is better and our bank account - is happier!

  • And many others, which are not-so-interesting.


Date Released: 2023-07-19

  • We fixed a minor issue regarding drive resizing by the grantee when a drive is shared with them.

  • We’ve fixed a rarely occurring issue related to our scheduler for migrations.

  • Some of our clouds are receiving better stability when operating with GPUs in pass-through mode.

  • We are making further improvements under the hood so that our next-gen UI can bring your beloved cloud experience.


Date Released: 2023-06-15

  • This month’s release mainly focuses on making our platform shinier behind the scenes. While nothing major to report, we have a few things to note.

  • We’ve improved an out-of-memory notification event.

  • We improved the invoice generation capabilities that were having a hiccup with some languages.

  • We added support for our new soon-to-be-announced location under the hood.

  • A number of other Bug Fixes & minor UI Improvements.


Date Released: 2023-05-10

  • We are proud to announce that our cloud is growing with another new location, CWL - “Newport, Wales”.

  • We have tweaked the subject of our email notifications to be more informational by including the cloud location 3-letter code.

  • We changed the API call to create drives, if no drive type is specified, we will take a default input as defined per cloud location.

  • We did a lot of under-the-hood work, to make your cloud computing experience seamless.

  • A number of other Bug Fixes & minor UI Improvements.


Date Released: 2023-04-11

  • We enabled a new SSH Key type (ED25519) as an option for new VM creation and new SSH key creation.

  • We are improving the SQL server experience. After a SQL Server subscription has expired, the resource will continue to operate on burst pricing, instead of stopping abruptly.

  • A new notification type for SQL Server bursting is introduced.

  • An issue regarding metadata was resolved (SSH keys remain in Metadata after deletion).

  • A number of other Bug Fixes & minor UI Improvements.


Date Released: 2023-03-16

  • A name adjustment for our UK, London location.

  • A new notification is introduced, which will send a digest with all subscriptions and notifications on the first day of each month.

  • A new storage type is introduced to our infrastructure - NVMe.

  • A number of other Bug Fixes & minor UI Improvements.


Date Released: 2023-02-16

  • Password Reset Link requests now expires after 24 hours.

  • Fixed an issue related to notification text when an account has no saved credit card.

  • Fixed an issue related to the error message “incorrect email”, when a customer already activated a Guest session from the same IP.

  • A number of other Bug Fixes & minor UI Improvements.

Silicon Release

Date Released: 2015-03-26

  • Allow resources to be shared and accessed between accounts Access Control Lists

  • Allow SSH keys to be imported and managed by the cloud and attached to servers SSH key pairs

Aluminium Release

Date Released: 2014-11-26

Magnesium Release

Date Released: 2014-09-08

  • Various stability and performance improvements.

  • Better explanation of storage types and explanation of default network restrictions.

  • Support for Juju simple streams.

  • Now it is possible to specify size for drive clone call, so that the new drive is bigger than the original.

Sodium Release

Date Released: 2014-05-20

  • Documented the Firewall Policies delete request.

  • Detailed documentation for the special Metadata fields.

  • Better explanation for using Server Context.

  • Documented server ACPI shutdown API request - ACPI Shutdown.

Neon Release

Date Released: 2014-01-29

  • New drive parameter allowing changing the storage type.

  • Most API calls now support standardised filtering.

  • Asnychronous operations now are exposed via a jobs API.

  • Cloning drives and servers can now change the destinations’ names to differentiate between source and destination.

  • Added audit log documentation.

Fluorine Release

Date Released: 2013-12-10

  • Notification preferences functionality allowing multiple recipients. See Notification contacts.

  • Server runtime details now report I/O statistics for the attached drives in the drives/runtime/io object from the response. See Server Runtime and Server Details.

  • Capabilities call now includes the count allowed snapshots in the snapshots object from the response. See Capabilities.

  • API now returns all numbers as integer literals instead of string literals

Date Released: 2013-11-18

  • Global server context is a place to hold server context information, which is common to all user’s servers. See Global context.

  • A call for querying the account current usage Current usage.

  • Clarifications regarding drive resize Resizing (Update or Fail).

  • Section describing allowed names Permitted characters.

  • Fixed documentation of response status codes Servers / VMs, Snapshots, Cloning.

  • More flexible call for subscriptions auto-renew Autorenewing.

  • Login call returns a json object with the user UUID

  • Server firewall updates are applied every 30 seconds, as opposed to previous versions, when they were applied immediately on change.

  • We now support bursting on IP resources. After the IP subscription has expired, all servers that have the IP attached as static will continue to operate until the user runs out of money. All other servers, will block outgoing traffic originating from that IP - i.e. the IP will stop working on servers on which the user configured it manually.

  • Manually configuring an IP, given to the user via DHCP, to another server owned by the same user, is now prohibited.

  • Buying a new IP resource, will make the same available on all of the user’s servers without power-cycling them. The user can manually configure it on his public network interfaces and it will JUST work.

Oxygen Release

Date Released: 2013-10-07

  • Server context can be updated for a running server, by updating server or drive definition. See below.

  • It is possible to update name, meta, and tags on a running server or a drive mounted on a running server. See server edit and drive edit.

  • Added an action to update a drive, which will fail to update if the drive is mounted on a running serve. It is called resize because size is the only drive attribute which cannot be changed on a drive mounted on a running server. See Resizing (Update or Fail).

  • It is possible to create snapshots for a drive, and later clone the snapshot to a full drive. This makes it possible to restore from a point-in-time version of the snapshot. See Snapshots.

  • Added documentation for uploading drive images though simple HTTP POST. See Upload or Download Drive Images.

Nitrogen Release

Date Released: 2013-08-01

Carbon Release

Date Released: 2013-07-08

Date Released: 2013-05-22

  • Firewall functionality. The user can attach firewall policies to NICs. Each policy may have multiple rules for filtering traffic. See My Network -> policies in WebApp or check fwpolicies section for API documentation.

  • Web VNC. Users can open VNC sessions directly in WebApp. The browser needs to support websockets. To open a Web VNC session go to server properties on a running server, open VNC tunnel, click on the VNC button and choose whether to open the session in the same browser window or in a new browser window/tab.

  • The old hdd resource is renamed to dssd (Distributed SSD). This is reflected in all areas of the API. The subscriptions API still accepts hdd as an alias, but returns dssd. The capabilities API returns dssd.

  • OAuth support for single sign-on in WebApp. Users can authenticate in WebApp with an existing account from Google, Twitter, LinkedIn, or Facebook. See Profile -> settings to connect you CloudSigma account with an existing OAuth provider.

  • Drive images licenses. Servers running with drives from drives library, which contain software that requires a license need a subscriptions in order to be started. Check Subscriptions -> Purchase -> Software licenses in WebApp to list or purchase software licenses. See Subscriptions for API docs on purchasing licenses, and Licenses list for listing purchased licenses.

  • NIC runtime information, when listing running servers, now is also added to the NIC definition, so that it is easier to access NIC runtime info from the NIC object itself rather than the server runtime. The old NIC runtime information in the server runtime is retained for backward compatibility.

  • Drives attached to stopped servers can now be deleted.

Boron Release

Date Released: 2013-03-19

API HTTP response status code changes

  • HTTP status for PUT (update) requests is changed from 202 Accepted to 200 OK.

  • HTTP status for creation of objects is changed from 202 Accepted to 201 Created. This affects Subscription, Servers, Drives, and Tags creation.

  • HTTP status for Subscriptions Calcultaor is changed from 202 Accepted to 200 OK.

  • HTTP status for actions with asynchronous results is changed from 200 to 202. This affects action calls on Servers (start, stop, clone, open_vnc, close_vnc) and Drives (clone).

Berilium Release

Date Released: 2013-01-16