Self-host apps: a directory of apps worth running yourself

LanguageTool

Grammar and style checker with APIs and server support for multiple languages.

slug: languagetool
categories: developer tools, documents & pdfs
publisher: languagetool-org (community)
website: https://languagetool.org
source code: https://github.com/languagetool-org/languagetool
install docs: https://github.com/languagetool-org/languagetool#readme
docs: https://github.com/languagetool-org/languagetool#readme
docker: unknown
license: LGPL-2.1
license type: copyleft
source model: open source
surfaces: web
database: unknown
ram: under 1gb
storage: high
maintenance: active
latest release: unknown
latest release date: unknown
last commit: Jul 10, 2026
primary language: Java
github topics: grammar, natural-language, natural-language-processing, style-checker, proofreading, spellcheck

Checks email accounts and RSS feeds together from one browser inbox.

slug: cypht
categories: bookmarks & read-it-later, communication, email & newsletters
publisher: cypht-org (community)
website: http://cypht.org
source code: https://github.com/cypht-org/cypht
install docs: https://github.com/cypht-org/cypht#readme
docs: https://github.com/cypht-org/cypht#readme
docker: https://github.com/cypht-org/cypht/blob/HEAD/docker/docker-compose.yaml
license: LGPL-2.1
license type: copyleft
source model: open source
surfaces: web
database: mysql, mariadb
ram: under 1gb
storage: low
maintenance: active
latest release: v2.11.1
latest release date: Jul 10, 2026
last commit: Jul 10, 2026
primary language: PHP
github topics: php, webmail, webmail-client, imap, pop3, smtp, news-reader, rss, atom, e-mail, jmap, ews

Handles recruitment, employee records, attendance, leave, payroll, performance, and offboarding for HR teams.

slug: horilla
categories: business & commerce
publisher: horilla
website: https://www.horilla.com/
source code: https://github.com/horilla/horilla-hr
install docs: https://github.com/horilla/horilla-hr
docs: unknown
docker: official
license: LGPL-2.1
license type: copyleft
source model: open source
surfaces: web
database: unknown
ram: unknown
storage: unknown
maintenance: active
latest release: 1.6.0
latest release date: Jun 22, 2026
last commit: unknown
primary language: HTML
github topics: attendance, biometrics, django, hr, hr-analytics, hris, hrms, htmx, javascript, jquery, leave, open-source, opensource, payroll, python, recruitment

Second generation wiki that allows the user to extend its functionalities with a extension-based architecture.

IMAP and POP3 server written primarily with security in mind.