Introducing Clio version 2.4.0

Version 2.4.0 of Clio, an XRP Ledger API server optimized for HTTP and WebSocket API calls, is now available. This release adds bug fixes.

Notable New Features

Amendment Support

The following amendments have been introduced since Clio 2.3.1 and have transaction model changes. Clio 2.4.0 is built with libxrpl 2.4.0, which supports these amendments.

If these amendments are enabled and you have not upgraded Clio to 2.4.0 or newer, the ETL will be amendment blocked and new ledgers will not be processed.

To check the current voting status of these amendments on Mainnet, see the XRPL Amendments Dashboard.

What's Changed

See the Full Changelog on GitHub.

Features

Add Conan profiles for common Sanitizers to docker ci image (#1856) by @godexsoft
ETLng task manager (#1843) by @godexsoft
Support Dynamic NFT (#1525) by @cindyyan317
Permissioned domains (#1841) by @kuznetsss
Run tests with sanitizers in CI (#1879) by @godexsoft
Generate config descriptions (#1842) by @PeterChen13579
Support Simulate (#1891) by @PeterChen13579
Snapshot exporting tool (#1877) by @cindyyan317
ETLng monitor (#1898) by @godexsoft
LPT freeze (#1840) by @shawnxie999
Add workflow to check config description (#1894) by @PeterChen13579
Add support for deep freeze (#1875) by @PeterChen13579
Implement and use LedgerCacheInterface (#1955) by @godexsoft
Expose ledger cache full and disabled to prometheus (#1957) by @kuznetsss

Bug Fixes

CacheLoader causes crash when no cache is used (#1853) by @kuznetsss
Re-add account_tx max limit (#1855) by @godexsoft
Array parsing in new config (#1884) by @kuznetsss
Array parsing in new config (#1896) by @kuznetsss
Better errors on logger init failure (#1857) by @kuznetsss
Fix backtrace usage (#1932) by @kuznetsss
Data race in new webserver (#1926) by @kuznetsss
Fix dangling reference in new web server (#1938) by @kuznetsss
Change math/rand to crypto/rand (#1941) by @PeterChen13579
Improve error message when starting read only mode with empty DB (#1946) by @kuznetsss
Fix url check in config (#1953) by @kuznetsss

Refactor

Use mutex from utils (#1851) by @kuznetsss
Remove boost filesystem (#1859) by @PeterChen13579

Documentation

Move metrics and static analysis docs (#1864) by @maria-robobug

Styling

Use error code instead of exception when parsing json (#1942) by @kuznetsss

Testing

Add non-admin test for simulate (#1893) by @PeterChen13579
Add assert mock to avoid death tests (#1947) by @kuznetsss

Miscellaneous Tasks

Fix issue found by clang-tidy (#1849) by @kuznetsss
Fix error in grafana dashboard example (#1878) by @kuznetsss
Revert workflow names (#1890) by @godexsoft
Upload cache only for develop branch (#1897) by @kuznetsss
Use ubuntu latest for some ci jobs (#1939) by @kuznetsss
Update libxrpl (#1943) by @PeterChen13579
Upgrade libxrpl to 2.4.0 (#1961) by @kuznetsss

Install / Upgrade

Package
Clio Server Linux Release (GCC)
Clio Server macOS Release (Apple Clang 16)

For other platforms, please build from source. The most recent commit in the git log should be:

Merge: 5e7ff66b 67e451ec
Author: Sergey Kuznetsov <skuznetsov@ripple.com>
Date:   Thu Mar 13 17:02:52 2025 +0000

    chore: Commits for 2.4.0-rc2 (#1964)

Feedback

To report an issue or propose a new idea, please open an issue.

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