Best self-hosted Document Management - Integrated Library Systems (ILS) software in 2026

An integrated library system is an enterprise resource planning system for a library, used to track items owned, orders made, bills paid, and patrons who have borrowed.

We track 3 open-source, self-hosted Document Management - Integrated Library Systems (ILS) apps. 3 of them had commits in the last 90 days, 1 can run with Docker, and the most common licenses are GPL-3.0 (1), GPL-2.0 (1), AGPL-3.0 (1). The most-used languages are Perl, PLpgSQL, Python. Below are the top picks by GitHub stars, followed by every app ranked by stars weighted by maintenance health.

Top 3 by GitHub stars

#AppStarsHealthLast activityLicenseLanguageDocker
1Koha599Active2026-11-09GPL-3.0Perl–
2Evergreen157Active2026-11-03GPL-2.0PLpgSQL–
3RERO ILS86Active2026-11-04AGPL-3.0Python, Docker✓
  1. Koha — Enterprise-class ILS with modules for acquisitions, circulation, cataloging, label printing, offline circulation for when Internet access is not available, and much more.
  2. Evergreen — Highly-scalable software for libraries that helps library patrons find library materials, and helps libraries manage, catalog, and circulate those materials.
  3. RERO ILS — Large-scale ILS that can be run as a service with consortial features, intended primarily for library networks. Includes most standard modules (circulation, acquisitions, cataloging,...) and a web-based public and professional interface.

Head-to-head comparisons

Evergreen vs KohaKoha vs RERO ILSEvergreen vs RERO ILS

All 3 self-hosted Document Management - Integrated Library Systems (ILS) apps

Ranked by GitHub stars weighted by maintenance health.

Koha

Enterprise-class ILS with modules for acquisitions, circulation, cataloging, label printing, offline circulation for when Internet access is not available, and much more.

Active ★ 599 GPL-3.0 ~$3.5/mo

Evergreen

Highly-scalable software for libraries that helps library patrons find library materials, and helps libraries manage, catalog, and circulate those materials.

Active ★ 157 GPL-2.0 ~$5/mo

RERO ILS

Large-scale ILS that can be run as a service with consortial features, intended primarily for library networks. Includes most standard modules (circulation, acquisitions, cataloging,...) and a web-based public and professional interface.

Active ★ 86 AGPL-3.0 🐳 Docker~$5/mo

Frequently asked questions

What is the best self-hosted Document Management - Integrated Library Systems (ILS) software in 2026?

By GitHub stars, the most popular self-hosted Document Management - Integrated Library Systems (ILS) apps are Koha (599 stars), Evergreen (157 stars), RERO ILS (86 stars). Popularity is only one signal: also check maintenance health, license and whether it fits your setup.

How many self-hosted Document Management - Integrated Library Systems (ILS) apps are actively maintained?

3 of the 3 apps listed had commits in the last 90 days.

Which self-hosted Document Management - Integrated Library Systems (ILS) apps can I run with Docker?

1 of the 3 apps can run with Docker.

Which licenses do self-hosted Document Management - Integrated Library Systems (ILS) apps use?

The most common licenses in this category are GPL-3.0 (1 apps), GPL-2.0 (1 apps), AGPL-3.0 (1 apps).

How much does it cost to self-host Document Management - Integrated Library Systems (ILS) software?

The software itself is free to download. Based on our rough hardware estimates, the cheapest suitable VPS plan starts at about $3.5/month (median $5/month across apps in this category). Several light apps can share one server.

Related categories

Content Management Systems (CMS)Archiving and Digital Preservation (DP)

Figures from GitHub and Docker Hub as of 2026-11-15; hosting costs are rough estimates.