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[API Development](/categories/api) 4. / 5. pressbooks/excalibur ActiveWordpress-plugin[API Development](/categories/api) pressbooks/excalibur ==================== Excalibur is a SWORD protocol client for Pressbooks. 0.8.1(1y ago)312.5k↓50%1[3 PRs](https://github.com/pressbooks/excalibur/pulls)GPL-3.0-or-laterPHPPHP ^8.1CI passing Since Jul 24Pushed 4mo ago9 watchersCompare [ Source](https://github.com/pressbooks/excalibur)[ Packagist](https://packagist.org/packages/pressbooks/excalibur)[ RSS](/packages/pressbooks-excalibur/feed)WikiDiscussions dev Synced 1mo ago READMEChangelog (10)Dependencies (5)Versions (22)Used By (0) Excalibur ========= [](#excalibur) **Contributors:** greatislander, conner\_bw **Tags:** publishing, SWORD, libraries, repositories **Requires at least:** 6.5 **Tested up to:** 6.5 \\ **Stable tag:** 0.8.1 \\ **License:** GPLv3 or later, New BSD License **License URI:** Excalibur is a SWORD protocol client for Pressbooks. Description ----------- [](#description) [![Packagist](https://camo.githubusercontent.com/40e7b70cc1ecca112daf87fa9e66893563faa0033dce261fb9690b0e4f2e7166/68747470733a2f2f696d672e736869656c64732e696f2f7061636b61676973742f762f7072657373626f6f6b732f657863616c696275722e7376673f7374796c653d666c61742d737175617265)](https://packagist.org/packages/pressbooks/excalibur) [![GitHub release](https://camo.githubusercontent.com/9e1e8d1b5d290425e9e2c76aabc9a7542888c645c0e596379bb3b3c5bac59211/68747470733a2f2f696d672e736869656c64732e696f2f6769746875622f72656c656173652f7072657373626f6f6b732f657863616c696275722e7376673f7374796c653d666c61742d737175617265)](https://github.com/pressbooks/excalibur/releases) [![Travis](https://camo.githubusercontent.com/819f9dafab5855d185f176a9b4920ec01f6b7425997e90d75fd6ae1702d6fb14/68747470733a2f2f696d672e736869656c64732e696f2f7472617669732f7072657373626f6f6b732f657863616c696275722e7376673f7374796c653d666c61742d737175617265)](https://travis-ci.org/pressbooks/excalibur/) [![Codecov](https://camo.githubusercontent.com/faa6618239a9d37c25b1770385123432bbd7100b232aca3e33701000d67809b1/68747470733a2f2f696d672e736869656c64732e696f2f636f6465636f762f632f6769746875622f7072657373626f6f6b732f657863616c696275722e7376673f7374796c653d666c61742d737175617265)](https://codecov.io/gh/pressbooks/excalibur) Excalibur is a SWORD protocol client for Pressbooks, which supports submitting your book to a DSpace repository. Installing this plugin will add "Submit to DSpace" under the Publish menu. Installation ------------ [](#installation) ### Requirements [](#requirements) - PHP >= 8.1 - Pressbooks >= 6.18.0 - WordPress >= 6.5 ### Installing [](#installing) ``` composer require pressbooks/excalibur ``` Or, download the latest version from the releases page and unzip it into your WordPress plugin directory): ### Optional config [](#optional-config) ``` putenv( 'PB_SWORD_USER=dspace' ); putenv( 'PB_SWORD_PASSWORD=dspace' ); putenv( 'PB_SWORD_URL=https://demo.dspace.org/sword/servicedocument' ); putenv( 'PB_SWORD_DEBUG=1' ); ``` ### Testing and Coding Standards [](#testing-and-coding-standards) ``` composer install composer test composer standards ``` ### Assets [](#assets) ``` yarn yarn production ``` ### Changelog [](#changelog) Please see the [CHANGELOG](CHANGELOG.md) file for more information. ### Health Score 47 — FairBetter than 94% of packages Maintenance56 Moderate activity, may be stable Popularity29 Limited adoption so far Community19 Small or concentrated contributor base Maturity71 Established project with proven stability Bus Factor2 2 contributors hold 50%+ of commits How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~167 days Recently: every ~124 days Total 16 Last Release 705d ago PHP version history (6 changes)0.3.4PHP >=7.1 0.3.5PHP >=7.4 0.4.0PHP >=7.4|8.0.\* 0.5.0PHP >8.0 0.6.2PHP >=8.0 0.7.0PHP ^8.1 ### Community Maintainers ![](https://www.gravatar.com/avatar/5617ca8d230381ad60c37324c68fff5d0b1866a51f47b97e707a84afd0f80ce5?d=identicon)[pressbooks-ops](/maintainers/pressbooks-ops) --- Top Contributors [![SteelWagstaff](https://avatars.githubusercontent.com/u/13485451?v=4)](https://github.com/SteelWagstaff "SteelWagstaff (53 commits)")[![dependabot[bot]](https://avatars.githubusercontent.com/in/29110?v=4)](https://github.com/dependabot[bot] "dependabot[bot] (29 commits)")[![dac514](https://avatars.githubusercontent.com/u/812192?v=4)](https://github.com/dac514 "dac514 (22 commits)")[![arzola](https://avatars.githubusercontent.com/u/4997549?v=4)](https://github.com/arzola "arzola (9 commits)")[![ho-man-chan](https://avatars.githubusercontent.com/u/21694293?v=4)](https://github.com/ho-man-chan "ho-man-chan (2 commits)")[![greatislander](https://avatars.githubusercontent.com/u/605361?v=4)](https://github.com/greatislander "greatislander (1 commits)")[![pressbooks-ops](https://avatars.githubusercontent.com/u/66340483?v=4)](https://github.com/pressbooks-ops "pressbooks-ops (1 commits)")[![richard015ar](https://avatars.githubusercontent.com/u/13248424?v=4)](https://github.com/richard015ar "richard015ar (1 commits)")[![fdalcin](https://avatars.githubusercontent.com/u/1761690?v=4)](https://github.com/fdalcin "fdalcin (1 commits)") --- Tags dspacepb-activepressbookspressbooks-pluginrepository-toolsswordswordapp ### Embed Badge ![Health badge](/badges/pressbooks-excalibur/health.svg) ``` [![Health](https://phpackages.com/badges/pressbooks-excalibur/health.svg)](https://phpackages.com/packages/pressbooks-excalibur) ``` ### Alternatives [sybrew/the-seo-framework An automated, advanced, accessible, unbranded and extremely fast SEO solution for any WordPress website. 47078.8k](/packages/sybrew-the-seo-framework)[a2design-company/mandrill-cakephp-plugin Mandrill CakePHP plugin 193.2k](/packages/a2design-company-mandrill-cakephp-plugin) PHPackages © 2026 [Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)