SSealbook
Sealbook / Open source / Self-hosted apps (SaaS alternatives)

Top open-source self-hosted apps (saas alternatives) on GitHub

1,859 repositories with 1,000+ stars, ranked by stars. Leading: excalidraw, immich, Stirling-PDF.

RepositoryStarsLanguageLicenseActivity
651Loophole-LLC/BastillionBastillion gives you a clean, browser-based way to manage SSH access across all your systems—like a bastion host with a friendly dashboard.★ 3.6kJavaOtherActive
652doramart/DoraCMSDoraCMS 是一个基于 EggJS 3.x + Vue 3 + TypeScript 的现代化内容管理系统，采用 pnpm monorepo 架构管理。它不仅仅是一个 CMS 系统，更是一个优秀的企业级应用架构实践。★ 3.5kJavaScriptMITActive
653AuxXxilium/arcArc is a customized Redpill Loader for DSM 7.x (Xpenology) with enhanced hardwaresupport, addons, guided (semi-automated) installation and m★ 3.5kShellGPL-3.0Active
654modoboa/modoboaMail hosting made simple★ 3.5kPythonISCActive
655contentlayerdev/contentlayerContentlayer turns your content into data - making it super easy to import MD(X) and CMS content in your app★ 3.5kTypeScriptMITStale
656alyssaxuu/mapusA map tool with real-time collaboration 🗺️★ 3.5kJavaScriptMITStale
657juggleim/im-serverIM Chat, High-performance, scalable, self-hosted instant messaging server in Go — private chat, groups, chatrooms, WebSocket and REST APIs.★ 3.5kGoApache-2.0Active
658espocrm/espocrmEspoCRM – Open Source CRM Application★ 3.5kPHPAGPL-3.0Active
659jasonlvhit/gocronA Golang Job Scheduling Package.★ 3.5kGoBSD-2-ClauseStale
660limboemu/limboLimbo is a QEMU-based emulator for Android. It currently supports x86, ARM, PowerPC, and Sparc emulation for Intel x86 and ARM android devi★ 3.5kJavaGPL-2.0Stale
661CVCalendar/CVCalendarA custom visual calendar for iOS 8+ written in Swift (>= 4.0).★ 3.5kSwiftMITStale
662sourcegraph/checkupDistributed, lock-free, self-hosted health checks and status pages★ 3.5kGoMITActive
663editorconfig/editorconfigEditorConfig universal issue tracker and wiki★ 3.5k——Stale
664Kometa-Team/KometaPython script to update metadata information for items in plex as well as automatically build collections and playlists. The Wiki Documentat★ 3.5kPythonMITActive
665shopware/shopwareShopware 6 is an open commerce platform based on Symfony Framework and Vue and supported by a worldwide community and more than 3.100 commun★ 3.5kPHPMITActive
666chrisvel/tududiA calm, open system for organizing life and work. Tasks, projects, notes, areas, and smart workflows - self-hosted or hosted.★ 3.5kJavaScriptMITActive
667terminusdb/terminusdbTerminusDB is a Knowledge Graph Database with Version Control. Time-travel, reason, collaborate, branch, merge, diff, and query your data wi★ 3.4kPrologApache-2.0Active
668alamkanak/Android-Week-ViewAndroid Week View is an android library to display calendars (week view or day view) within the app. It supports custom styling.★ 3.4kJavaApache-2.0Stale
669microweber/microweberDrag and Drop Website Builder and CMS with E-commerce★ 3.4kHTMLMITActive
670frappe/helpdeskModern, Streamlined, Free and Open Source Customer Service Software★ 3.4kVueAGPL-3.0Active
671HowardHinnant/dateA date and time library based on the C++11/14/17 <chrono> header★ 3.4kC++OtherActive
672roapi/roapiCreate full-fledged APIs for slowly moving datasets without writing a single line of code.★ 3.4kRustApache-2.0Slowing
673pinry/pinryPinry, a tiling image board system for people who want to save, tag, and share images, videos and webpages in an easy to skim through format★ 3.4kPythonBSD-2-ClauseSlowing
674gnebbia/kbA minimalist command line knowledge base manager★ 3.4kPythonGPL-3.0Stale
675weechat/weechatThe extensible chat client.★ 3.4kCGPL-3.0Active
676buqiyuan/vite-vue3-lowcodevue3.x + vite2.x + vant + element-plus H5移动端低代码平台 lowcode 可视化拖拽 可视化编辑器 visual editor 类似易企秀的H5制作、建站工具、可视化搭建工具★ 3.4kTypeScriptMITStale
677thomiceli/opengistSelf-hosted pastebin powered by Git, open-source alternative to Github Gist.★ 3.4kGoAGPL-3.0Active
678actionsflow/actionsflowThe free Zapier/IFTTT alternative for developers to automate your workflows based on Github actions★ 3.4kTypeScriptMITSlowing
679kjur/jsrsasignCAUTION: END OF SUPPORT ON 14 AUG 2026. The 'jsrsasign' (RSA-Sign JavaScript Library) is an opensource free cryptography library supporting ★ 3.4kHTMLOtherActive
680artempyanykh/marksmanWrite Markdown with code assist and intelligence in the comfort of your favourite editor.★ 3.4kF#MITActive
681microsoft/Power-FxPower Fx low-code programming language★ 3.4kC#MITActive
682Miksus/rocketryModern scheduling library for Python★ 3.4kPythonMITStale
683TNTcraftHIM/PiikFree, open-source screen sharing for private live streams with friends. Watch together in a browser or self-host Piik. 免费开源的私密屏幕共享，支持游戏直播、一起★ 3.4kTypeScriptMITActive
684Kovah/LinkAceLinkAce is a self-hosted archive to collect links of your favorite websites.★ 3.3kPHPGPL-3.0Active
685ChangemakerStudios/Papercut-SMTPPapercut SMTP -- The Simple Desktop Email Server★ 3.3kC#Apache-2.0Active
686awesto/django-shopA Django based shop system★ 3.3kPythonBSD-3-ClauseStale
687NickPiscitelli/Glider.jsA fast, lightweight, dependency free, native scrolling carousel alternative!★ 3.3kJavaScriptMITSlowing
688operacle/checkcleCheckCle is a self-hosted, open-source monitoring platform for seamless, real-time full-stack systems, applications, and infrastructure. It ★ 3.3kGoMITSlowing
689MiSTer-devel/Main_MiSTerMain MiSTer binary and Wiki★ 3.3kC++GPL-3.0Active
690conversejs/converse.jsWeb-based XMPP/Jabber chat written in JavaScript★ 3.3kJavaScriptMPL-2.0Active
691json-c/json-chttps://github.com/json-c/json-c is the official code repository for json-c. See the wiki for release tarballs for download. API docs at h★ 3.3kCOtherActive
692anchorcms/anchor-cmsA lightweight blog CMS for PHP★ 3.3kPHPGPL-3.0Archived
693Automattic/juiceJuice inlines CSS stylesheets into your HTML source.★ 3.3kJavaScriptMITActive
694archivy/archivyArchivy is a self-hostable knowledge repository that allows you to learn and retain information in your own personal and extensible wiki.★ 3.3kPythonMITStale
695maxdorninger/MediaManagerA modern selfhosted media management system for your media library★ 3.3kPythonAGPL-3.0Active
696Kanaries/graphic-walkerAn open source alternative to Tableau. Embeddable visual analytic★ 3.3kTypeScriptApache-2.0Active
697dullage/flatnotesA self-hosted, database-less note taking web app that utilises a flat folder of markdown files for storage.★ 3.3kVueMITActive
698vitodeploy/vitoFree and Self-Hosted Server Management Tool★ 3.2kPHPAGPL-3.0Active
699Worklenz/worklenzAll in one project management tool for efficient teams★ 3.2kTypeScriptAGPL-3.0Active
700spatie/laravel-analyticsA Laravel package to retrieve pageviews and other data from Google Analytics★ 3.2kPHPMITActive