2.5.0

September 1, 2026 – Compatibility with WordPress 7.1
2.4.0

May 25, 2026 – New beta feature “Docs”, Refactoring
2.3.0

April 7, 2026 – Minor refactoring and compatibility updates
2.2.1

February 26, 2026 – Added a missing dependency to fix a bug that prevented webform submissions
2.2.0

February 12, 2026 – Minor refactoring (Props to the WordPress Plugins Team)
2.1.2

February 10, 2026 – Fix some potential code deprecations
2.1.1

December 18, 2025 – Code quality
2.1.0

December 17, 2025 – Minor refactoring, Dashboard widgets enhancements, Prevent creating potential duplicates in Contacts importer
2.0.1

November 28, 2025 – Follow-up release with two bugfixes affecting the dashboard widget and a potentially missing license key notice
2.0.0

November 27, 2025 – Major v2 release with code refactoring, compatibility updates and new features. See https://them.es/support/2025/11/27/billy-v2-0/
1.10.0

September 15, 2025 – Minor bugfixes, code refactoring and integration of a new DEV build process
1.9.0

April 4, 2025 – Bulk import/update contacts via a spreadsheet; Bugfixes; Tested up to WordPress 6.8
1.8.1

February 27, 2025 – Potential bugfix and compatibility improvements with Billy v1.10.4
1.8.0

February 19, 2025 – Improve column styling of To-dos, Compatibility with Billy v1.10.0
1.7.1

January 31, 2025 – Rename WP-API meta to meta_billy so that it does not interfere with core, Bugfixes
1.7.0

January 9, 2025 – Code refactoring with bugfixes, Extend WP-API with custom meta data
1.6.1

November 6, 2024 – Invoice/quote status: Use meta field to retrieve value in edit mode
1.6.0

October 23, 2024 – Edit Posts Screen: Allow to update invoice/quote status via select field; Bump minimum WordPress version to 6.6; Tested up to WordPress 6.7
1.5.1

June 20, 2024 – Follow-up release with several bugfixes
1.5.0

June 18, 2024 – Redesign, Refactoring and new features; Send invoices and quotes to clients via an email webform; UBL e-invoices; Deprecate password-protected sharelinks; Bump minimum WordPress version to 6.0 (6.5 is strongly recommended to benefit from state-of-the-art features!)
1.4.2

June 6, 2024 – Checklists improvements: Output block name as heading, (Un)check all items at once
Minor refactoring
1.4.1

May 23, 2024 – Time tracking: Add a scroll down link that directs to the [+] appender; Checklists: Add a due date selector and highlight (overdue) to-dos accordingly; Time tracking and To-dos: Add admin columns with relevant information; Bugfix: Ensure that password-protected sharelinks are not created if checkbox in Customizer is unchecked
1.4.0

May 13, 2024 – Major release with two new useful project management features: To-dos and Time tracking; Improvements to PHP compatibility; Bugfixes
1.3.2

April 05, 2024 – Minor code refactoring with support for performant translations (WordPress 6.5+)
1.3.1

March 26, 2024 – Minor code refactoring ensuring WordPress 6.5 compatibility
1.3.0

January 03, 2024 – Code refactoring with an upgrade to Block API v2; Updates to Contacts (combobox selector, upload images, etc.) and the Edit post screen; Accessibility improvements; Bugfixes
1.2.2

December 12, 2023 – Fix some minor bugs and JS console errors; Improve Woo compatibility
1.2.1

December 7, 2023 – Bugfix: Accounting table sync; Minor enhancements and dependency updates
1.2.0

November 17, 2023 – Compatibility with Billy v1.6; Export address book contacts in a tab separated text file
1.1.3

September 30, 2022 – Compatibility with Billy v1.5
1.1.2

January 13, 2022 – Compatibility with Billy v1.4
1.1.1

February 1, 2021 – Compatibility with Billy v1.3
1.1.0

August 22, 2020 – Compatibility with Billy v1.2
1.0.1

April 21, 2020 – Remove any non-alphanumeric characters from QR code {REFERENCE} placeholder
1.0.0

April 6, 2020 – Initial release

2.5.0

2.4.0

2.3.0

2.2.1

2.2.0

2.1.2

2.1.1

2.1.0

2.0.1

2.0.0

1.10.0

1.9.0

1.8.1

1.8.0

1.7.1

1.7.0

1.6.1

1.6.0

1.5.1

1.5.0

1.4.2

1.4.1

1.4.0

1.3.2

1.3.1

1.3.0

1.2.2

1.2.1

1.2.0

1.1.3

1.1.2

1.1.1

1.1.0

1.0.1

1.0.0

Calendas Free

Calendas Pro

0.9.3

0.9.2

0.9.1

0.9.0