v0.21.0-alpha3

What's Changed

• missed out one clang migration. by @shawn-zil in #3544
• Allow flexible checkpoint versioning by @shawn-zil in #3542
• Evm strings passed to scilla transitions should be encoded as json by @bzawisto in #3545
• Update version to alpha3 release by @chetan-zilliqa in #3546

Full Changelog: v0.21.0-alpha2...v0.21.0-alpha3

v0.21.0-alpha2

What's Changed

• Fix loading blocks from old-type checkpoints by @bzawisto in #3531
• Update release version by @chetan-zilliqa in #3532

Full Changelog: v0.21.0-alpha1...v0.21.0-alpha2

v0.21.0-alpha1

Hardfork

This release contains a hard fork for the following chains:

Mainnet: 23929200 (estimated:2026-04-07T01:06:56Z)

Testnet: 28281600 (estimated: 2026-03-20T02:22:14Z)

Please ensure your node is updated before the specified block height is reached.

What's Changed

• New feature: state pruning by @shawn-zil in #3467
• Randao support by @bzawisto in #3512

Full Changelog: v0.20.3...v0.21.0-alpha1

v0.21.0-alpha

Hardfork

This release contains a hard fork for the following chains:

Mainnet: 23929200 (estimated:2026-04-07T01:06:56Z)

Testnet: 28281600 (estimated: 2026-03-20T02:22:14Z)

Please ensure your node is updated before the specified block height is reached.

What's Changed

• New feature: state pruning by @shawn-zil in #3467
• Randao support by @bzawisto in #3512

Full Changelog: v0.20.3...v0.21.0-alpha

v0.20.3 @ 2026-02-10

What's Changed

Maintenance release: general updates/fixes.

Full Changelog: v0.20.2...v0.20.3

v0.20.2

What's Changed

• Fix simple transfer gas estimate issue by @bzawisto in #3443

Full Changelog: v0.20.1...v0.20.2

v0.20.1

What's Changed

• feat: DEVOPS-189 enable the application consistent snapshot feature by @frankmeds in #3429
• chore: DEVOPS-166 remove ignore terraform labels by @frankmeds in #3430
• Fix some issues by @shawn-zil in #3439
• chore: DEVOPS-166 start the node before disk warming up by @frankmeds in #3441
• Disable balance check for estimate/calls by @bzawisto in #3440
• tune rocksdb caching; to avoid OOM. by @shawn-zil in #3442

Full Changelog: v0.20.0...v0.20.1

v0.20.0

Hardfork

This release contains a hard fork for the following chains:

• Mainnet: 19486411 (estimated: 2026-02-05T10:00:00Z)
• Testnet: 23685219 (estimated: 2026-01-14T11.00.00Z)

Please ensure your node is updated before the specified block height is reached.

What's Changed

• [#3291] Fix empty map scilla queries
• [#3266] Credit-based rate limiter
• [#3155] Update revm version
• [#3355] Activate cancun fork
• [#3395] Speed up checkpoint generation
• [#3292] Allow quic/tcpip transports

Full Changelog: v0.19.0...v0.20.0

v0.20.0-beta @ 2026-01-14

What's Changed

• Execution: Upgrade compatibility from Shanghai to Cancun.
• Database: Quality of life improvements.
• Feature: RPC rate-limit capability.
• Networking: Additional QUIC transport.
• Performance: Remove unnecessary copying.
• General: Updates and bug-fixes.

v0.20.0-alpha

What's Changed

• [#3345]: Cleanup state cache
• [#3379]: fix: replace native-tls with default-tls.
• [#3378]: chore: rename rockdb playbook name
• [#3377]: feat: DEVOPS-167 Set the zq2 tf variables with data disk and os image Ubuntu 2404
• [#3369]: feat: DEVOPS-164 add data disk to monitoring
• [#3368]: feat: DEVOPS-162 implement overrides to provision the data disk and configure the os image
• [#3344]: fix ci
• [#3366]: feat: DEVOPS-151 start persistence backup if node is synced
• [#3367]: feat: DEVOPS-72 override node disk size
• [#3365]: feat: DEVOPS-149 prune Docker resources when installing the node
• [#3341]: Wrap ViewHistory in Arc<RwLock<>> to prevent excessive cloning
• [#3324]: Rocksdb: employ partitioned index/filter
• [#3331]: feat: DEVOPS-137 inject rate limit bypass ips and keys to zq2
• [#3155]: Update revm
• [#3311]: Bypass RPC limits for IPs specified in ALLOWED_IPS env string.
• [#3329]: feat: DEVOPS-137 add bypass secret
• [#3325]: feat: DEVOPS-123 override nodes instance type
• [#3322]: Rocksdb - some quality of life improvements
• [#3319]: feat: DEVOPS-136 ulimits for zilliqa service
• [#3313]: Fix z2 withdraw function call redirecting to unstake function instead of withdraw function.
• [#3312]: fix: z2 join/deployer incompatibilites.
• [#3309]: Reduce disk I/O for checkpoint
• [#3310]: fix: redis url with no TLS
• [#3308]: feat: DEVOPS-124 Increase persistence backup schedule from 7200 block…
• [#3266]: Credit-based rate limiter
• [#3291]: Fix empty map scilla queries
• [#3257]: Make hardcoded limits configuration via config file
• [#3302]: feat: DEVOPS-77 throttle ips and custom rules in security policies
• [#3301]: feat: DEVOPS-125 alternative ssl domains for private apis
• [#3300]: Use environment variables, cli for some configurations
• [#3299]: Fix QUIC multiaddr, typo.
• [#3292]: Allow quic/tcpip transports.