Algorand v2.1.5

Highlights

• Optimizations to fast catchup - reduce memory usage and improve speed
• Utilities to aid in stateful smart contract development - tealdbg and tealcut
• Split dev utilities into new algorand-devtools package

Changes

1. General
   • Bug Fix - fix error propagation at two sites
   • Enhancements
     • Document that app_{local,global}_del have no effect on missing keys
     • Improve the memory consumption used by a single node in the Merkle trie implementation
2. Agreement
   • Enhancement - convert LedgerReader.BalanceRecord into LedgerReader.Lookup
3. Catchup
   • Enhancement - reduce the database synchronization for the duration of the fast catchup
4. Tests
   • Bug Fix - reorder permission check for setting contract administrator
5. Tools
   • New Feature - add tealcut, a tool for splitting a TEAL program around a constant
6. Other
   • Enhancements
     • Allow mule packaging to be done without having to first explicitly call ci-build
     • Create new algorand-devtools package
     • Fix pathing issue to installer directory

Protocol Upgrade

This release does not contain a consensus protocol upgrade.

Additional Resources

• Algorand Forum
• Developer Documentation