# Release notes

# Chainstack 1.4

October 17, 2019

# What's new

• Protocols
  • Corda 4.1 support. Deployment of consortium network with network map service, doorman, and notary. Dynamic addition and removal of participant nodes. Installation and removal of CorDapps.
  • Quorum 2.3.0 support. Replaced Constellation transaction manager with Tessera.
• User management. Invitation of users into the organization.
• Billing. Display of metered usage cost for the current billing period, updated hourly.
• Documentation
  • Corda general description and Corda operations.
  • New tutorials: No ticket scalping CorDapp on Corda and Trust Fund account on Ethereum.

# Bug fixes

• Resolved unexpected leader changes on Quorum networks with Raft consensus by increasing Raft block time from 50 to 150 ms.
• Numerous UI and copy fixes and improvements.

# Chainstack 1.3

September 3, 2019

# What's new

• Security. Protected endpoints added for Quorum and Ethereum nodes.
• Deployment. Bolt snapshots are now updated hourly so that nodes are deployed and synchronized with fresher snapshots.
• Protocols. Numerous stability improvements for Quorum networks and nodes.
• Activity and events. In-platform notifications and activity log introduced to provide visibility into account activity.
• Documentation. Complete content and structure overhaul for improved access, browsing, and discovery.

# Bug fixes

• Numerous UI and copy fixes and improvements.

# Breaking changes

• Unprotected endpoints for Quorum and Ethereum nodes deprecation on October 1, 2019.

# Chainstack 1.2.1

July 1, 2019

# What’s new

• Documentation
  • New guide: Deploying a hybrid MultiChain network.
  • New tutorial: Loyalty program on Quorum.

# Bug fixes

• Improved Ropsten nodes syncing.

# Chainstack 1.2

June 21, 2019

# What’s new

• Protocols
  • Ethereum Ropsten testnet support with Bolt.
  • Updated Quorum explorer from blk-explorer-free to epirus-free.
• Node details. Added complete details for Quorum, including default wallet private/public keys. Standardized fields for all protocols.
• Documentation. New tutorial: Academic certificates on Ethereum.

# Bug fixes

• Numerous UI and copy fixes and improvements.

# Chainstack 1.1.1

May 9, 2019

# What’s new

• Protocols. Shared Ethereum Mainnet nodes support.
• Projects. Made project description field optional.

# Bug fixes

• Issues with MultiChain stability.

# Chainstack 1.1

May 3, 2019

# What’s new

• Updating and deleting resources. Editing project name and description, network and node name. Deleting nodes by the owner, networks are deleted automatically when the last node is deleted, projects can be deleted if empty.
• Navigation. Updated menu with links to Documentation and Support.
• Support. Added Zendesk widget.

# Bug fixes

• Sign up markup issues.
• Adjusted columns in network/node list.

# Chainstack 1.0.2

April 11, 2019

# What’s new

• Protocols
  • MultiChain 2.0 release support.
  • Quorum 2.2.3 support.

# Bug fixes

• MultiChain explorer lack of connectivity.
• Project invitations duplicates.
• Clearing the cookies on log out without a valid token.

# Chainstack 1.0.1

April 2, 2019

# What’s new

• Registration and sign in. Password recovery via email.

# Bug fixes

• Provided links to documentation, ToS, and Privacy Policy.
• Sorting by date in the network list.

# Chainstack 1.0

March 17, 2019

• Registration and sign in. Signing up via email, password and personal details. Signing up for a member invited to the project. Email confirmation on successful registration. Email verification.
• Consortium project. Wizards to create a new network and add a node to the existing network. Invitation of other organizations as members to the project via email.
• Public chain project. Wizards to join a public network and add another node.
• Protocols
  • MultiChain 2.0-beta-1 support with blockchain explorer.
  • Quorum 2.2.1 support with Raft and IBFT, and blk-explorer-free blockchain explorer.
  • Full Ethereum Mainnet node deployment with Bolt rapid sync mechanism.
• Clouds. Google Cloud Platform and Amazon Web Services in APAC region.
• Node details. Default wallet private/public keys and chain name for MultiChain. Constellation private/public keys and network ID for Quorum. Sync mode and network ID for Ethereum. Client version for all protocols.
• Settings. Editing personal and organization details. Changing password.
• Documentation. Portal based on VuePress.