# Summary

This is a runtime release for Acala and Karura that add a new DEX aggregator pallet, new transaction to allow people to transfer debit between different collaterals, and improvements on EVM+.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.6.4

# Referendum

* https://acala.subscan.io/referenda/13
* https://acala.subsquare.io/democracy/referendum/13

#13 Runtime Upgrade - New DEX aggregator pallet and other improvements

# Summary

This is a runtime release for Acala and Karura that fixes transaction fee handling with vested ACA/KAR token, improve aUSD debt payback logic and enable EVM+ for Acala runtime.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.6.3

# Referendum

* https://acala.subscan.io/referenda/12
* https://acala.subsquare.io/democracy/referendum/12

#12 Runtime Upgrade - Enable EVM+ for Acala and other improvements

# Summary

This is a runtime release for Acala and Karura that enables Stable Asset pallet for Acala runtime, and some code cleanup for the Stablecoin protocol.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.6.1

# Referendum

* https://acala.subscan.io/referenda/11
* https://acala.subsquare.io/democracy/referendum/11

#11 Runtime Upgrade - Enable Tap protocol and stablecoin protocol code improvements

# Summary

This is a runtime release for Acala and Karura that upgrades Substrate/Cumulus/Polkadot to v0.9.19, enables Taiga protocol to use ERC20, and improves gas when calling ERC20 in EVM+ from pallets.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.6.0

# Referendum

* https://acala.subscan.io/referenda/10
* https://acala.subsquare.io/democracy/referendum/10

#10 Runtime Upgrade - Upgrade Substrate/Cumulus/Polkadot and improve ERC20 integration

This is a runtime release for Acala that upgrade polkadot-v0.9.18

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.5.0

# Referendum

* https://acala.subscan.io/referenda/9
* https://acala.subsquare.io/democracy/referendum/9

Runtime Upgrade - Upgrade Polkadot-v0.9.18

# Summary

This is a runtime release for Acala that enables unified asset registry for all the onchain assets, improve the transaction fee handling, and enable more Wasm optimizations.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.4.2

# Referendum

* https://acala.subscan.io/referenda/8
* https://acala.subsquare.io/democracy/referendum/8

#8 Runtime Upgrade - Improved asset registration and transaction fee handling

# Summary

This is a full release that upgrades Substrate / Cumulus / Polkadot version to v0.9.17 which includes some performance improvements.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.4.0

# Referendum

* https://acala.subscan.io/referenda/7
* https://acala.subsquare.io/democracy/referendum/7

Runtime Upgrade - Upgrade Substrate / Cumulus / Polkadot

# Summary
enable ACA as collateral to mint aUSD at block #563000( around March 10 at 11pm UTC)

# Risk params

+ Liquidation ratio:        2.0
+ Minimum collateral ratio: 2.4
+ Liquidation penalty:      0.15
+ Stability fee:            0.0275
+ Debt ceiling:             $5M

# Referendum
https://acala.subscan.io/referenda/6

Enable ACA as collateral to mint aUSD

# Summary
This is a runtime release that enable ACA as collateral(won't allowed to mint aUSD, just for ACA staking), support LP token as collateral. And add two new calls used to adjust position.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.3.4

# Referendum
https://acala.subscan.io/referenda/5
https://acala.subsquare.io/democracy/referendum/5

Runtime Upgrade - Prepare for ACA staking

# Summary

This is a runtime release that upgrades Substrate version and increase minimum debit value for stablecoin protocol from 20 kUSD to 50 kUSD.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.3.3

# Referendum

* https://acala.subscan.io/referenda/4
* https://acala.subsquare.io/democracy/referendum/4

#4 Runtime Upgrade - Parameter update and protocol improvements

# Summary

This is a full release that upgrades Substrate / Cumulus / Polkadot version to v0.9.16 to be compatible with the new release of the relaychain.

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.3.1

# Referendum

* https://acala.subscan.io/referenda/3
* https://acala.subsquare.io/democracy/referendum/3

#3 Runtime Upgrade - Update Substrate / Cumulus / Polkadot version

Stay up to date, pls join [Community Discord #acala-governance](https://discord.gg/BXuTqKUnqd)

## Summary

This proposal will enable following changes:
- Enable LCDOT/DOT pair via Bootstrap
- Enable LCDOT/aUSD pair via Bootstrap
- Enable ACA/aUSD pair via Bootstrap
- Enable ACA Incentive Program， and staking incentives for LCDOT/DOT, LCDOT/aUSD, and ACA/aUSD
- Enable DOT and LcDOT as collaterals to mint aUSD

## 1. List LCDOT/DOT on Acala Swap via Bootstrap
- bootstrap will start at ˜UTC 2:00am Feb 9th (block #369120) and last 24 hours ends ˜UTC 2:00am Feb 10th (block #376050)
- target LCDOT: 12,000 LCDOT
- target DOT: 10,000 DOT

## 2. List LCDOT/aUSD on Acala Swap via Bootstrap
- bootstrap will start at ˜UTC 2:00am Feb 10th (block #376050) and last 24 hours ends ˜UTC 2:00am Feb 11th (block #382980)
- target LCDOT: 20,000 LCDOT
- target aUSD: 200,000 aUSD

## 3. List ACA/aUSD on Acala Swap via Bootstrap
- bootstrap will start at ˜UTC 2:00am Feb 15th (block #411000) and last 24 hours ends ˜UTC 2:00am Feb 16th (block #417930)
- target ACA: 50,000 ACA
- target aUSD: 100,000 aUSD

## 4. Enable DOT as collateral
- will start at ˜UTC 2:00am Feb 10th (block #376050)
- Liquidation Ratio: 1.6
- Min collateral ratio: 2.0
- Liquidation penalty: 0.15
- Stability fee: 0.03
- Debt ceiling: $50M

## 5. Enable LcDOT as collateral
- will start at ˜UTC 2:00am Feb 10th (block #376050)
- Liquidation Ratio: 2.25
- Min collateral ratio: 2.75
- Liquidation penalty: 0.15
- Stability fee: 0.03
- Debt ceiling: $5M

## 6. Enable ACA Incentive Programs

#### Total 1,000,000 ACA Rewards for 6 Months Incentive Programs.

- This will be distributed to different pools on Acalaswap
- Allocation to each pool will be adjusted every month and according to new assets became available e.g. once LDOT becomes available, more incentive will be shifted from DOT to LDOT to increase capital efficiency.

### LCDOT/DOT
#### LCDOT-DOT LP Token Staking Incentive, 1st Month share 50,000 ACA in Rewards
- Stake LCDOT-DOT LP token to receive rewards
- Starts: 2022-02-10 at ˜UTC 4:00AM (block #376625)
- 1st Month Reward: Total 50,000 ACA
- Loyalty Bonus: 60% (20k base rewards + 30k loyalty bonus)
- Reward payout: Every 5 blocks
- The program is expected to run for 6 months

### LCDOT/aUSD
#### LCDOT-aUSD LP Token Staking Incentive: 1st Month share 75,000 ACA in Rewards
- Stake LCDOT-aUSD LP token to receive rewards
- Starts: 2022-02-11 at ˜UTC 4:00AM (block #383555)
- 1st Month Reward: 75,000 ACA
- Loyalty Bonus: 60% (30k base rewards + 45k loyalty bonus)
- Reward payout: Every 5 blocks
- The program is expected to run for 6 months

### ACA/aUSD
#### ACA-aUSD LP Token Staking Incentive: 1st Month share 100,000 ACA in Rewards
- Stake ACA-aUSD LP token to receive rewards
- Starts: 2022-02-16 at ˜UTC 4:00AM (block #418505)
- 1st Month Reward: 100,000 ACA
- Loyalty Bonus: 60% (40k base rewards + 60k loyalty bonus)
- Reward payout: Every 5 blocks
- The program is expected to run for 6 month

## Please note

- Participate via Earn - LP Staking
- APY is adjusted in real-time with on-chain rewards and number of participants, and specific APY is subject to the page display at the time
- Early reward redemption: users can choose to redeem rewards in advance (before the program ends). If rewards are redeemed early, the base reward will be redeemed to the account, and the Loyalty Bonus will be returned to the pool shared by other LPs.
- LP tokens can be withdrawn at any time. No further rewards will be distributed for withdrawn LPs, but existing rewards will not be affected.

## Referendum

- https://acala.subscan.io/referenda/2
- https://acala.subsquare.io/democracy/referendum/2

Enable Pairs & Incentive Programs & Enable Collaterals

# Summary

This upgrade enables LCDOT as collateral for Stablecoin protocol

Release Note: https://github.com/AcalaNetwork/Acala/releases/tag/2.2.2

# Referendum

* https://acala.subscan.io/referenda/1
* https://acala.subsquare.io/democracy/referendum/1

https://acala.discourse.group/t/1-runtime-upgrade-support-lcdot-as-collateral-for-stablecoins-protocol/623

Runtime Upgrade - Support LCDOT as collateral for Stablecoins protocol

# Summary

This runtime upgrade enable token transfer. Other features such as Stablecoins, Swap and Liquid Staking will be enabled separately.

# Referendum

- https://acala.subsquare.io/democracy/referendum/0
- https://acala.subscan.io/referenda/0

Release note: https://github.com/AcalaNetwork/Acala/releases/tag/2.2.1