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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
51dgtlmoon/changedetection.ioBest and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, p★ 35.1kPythonApache-2.0Active
52jaredpalmer/formikBuild forms in React, without the tears 😭 ★ 34.3kTypeScriptApache-2.0Slowing
53tokio-rs/tokioA runtime for writing reliable asynchronous applications with Rust. Provides I/O, networking, scheduling, timers, ...★ 33.5kRustMITActive
54gethomepage/homepageA highly customizable homepage (or startpage / application dashboard) with Docker and service API integrations.★ 33.2kJavaScriptGPL-3.0Active
55SigNoz/signozSigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in on★ 32.4kTypeScriptOtherActive
56filamentphp/filamentA powerful open-source UI framework for Laravel • Build and ship apps & admin panels fast with Livewire★ 32.3kPHPMITActive
57dokku/dokkuA docker-powered PaaS that helps you build and manage the lifecycle of applications★ 32.2kGoMITActive
58xuxueli/xxl-jobA distributed task scheduling framework.（分布式任务调度平台XXL-JOB）★ 30.6kJavaGPL-3.0Active
59tobi/qmdmini cli search engine for your docs, knowledge bases, meeting notes, whatever. Tracking current sota approaches while being all local★ 30.5kTypeScriptMITActive
60community-scripts/ProxmoxVEProxmox VE Helper-Scripts (Community Edition) ★ 29.8kShellMITActive
61karakeep-app/karakeepA self-hostable bookmark-everything app (links, notes and images) with AI-based automatic tagging and full text search★ 29.8kTypeScriptAGPL-3.0Active
62plausible/analyticsOpen source, privacy-first web analytics. Lightweight, cookie-free Google Analytics alternative. Self-hosted or cloud.★ 29.5kElixirAGPL-3.0Active
63requarks/wikiWiki.js | Next Generation Open Source Wiki★ 29kTypeScriptAGPL-3.0Active
64getredash/redashMake Your Company Data Driven. Connect to any data source, easily visualize, dashboard and share your data.★ 28.8kPythonBSD-2-ClauseActive
65ArchiveBox/ArchiveBox🗃 Open source self-hosted web archiving. Takes URLs/browser history/bookmarks/Pocket/Pinboard/etc., saves HTML, JS, PDFs, media, and more...★ 28.8kPythonMITActive
66hwdsl2/setup-ipsec-vpnSet up your own IPsec VPN server in just a few minutes, with IPsec/L2TP, Cisco IPsec and IKEv2. Supports Ubuntu, Debian, CentOS/RHEL, Alpine★ 28.8kShellOtherActive
67Budibase/budibaseAI agents, automations and apps that run your operations. Model agnostic.★ 28.3kTypeScriptOtherActive
68bagisto/bagistoOpen Source eCommerce & Multi-Vendor Marketplace Platform Built with Laravel for Enterprise-Scale Commerce, Supporting 10M+ SKUs★ 28.3kPHPMITActive
69hcengineering/platformHuly — All-in-One Project Management Platform (alternative to Linear, Jira, Slack, Notion, Motion)★ 27.9kTypeScriptEPL-2.0Active
70mattermost-community/focalboardFocalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.★ 26.5kTypeScriptOtherSlowing
71henrygd/beszelLightweight server monitoring with historical data, docker stats, and alerts.★ 26.3kGoMITActive
72GrapesJS/grapesjsFree and Open source Web Builder Framework. Next generation tool for building templates without coding★ 26.3kTypeScriptOtherActive
73zulip/zulipZulip server and web application. Open-source team chat that helps teams stay productive and focused.★ 26.1kPythonApache-2.0Active
74monicahq/monicaPersonal CRM. Remember everything about your friends, family and business relationships.★ 25.5kPHPAGPL-3.0Active
75firefly-iii/firefly-iiiFirefly III: a personal finances manager★ 24.9kPHPAGPL-3.0Active
76nylas/nylas-mail:love_letter: An extensible desktop mail app built on the modern web. Forks welcome!★ 24.7kJavaScriptMITArchived
77louislam/dockgeA fancy, easy-to-use and reactive self-hosted docker compose.yaml stack-oriented manager★ 24.6kTypeScriptMITSlowing
78dataease/dataease🔥 人人可用的开源 BI 工具，数据可视化神器。An open-source BI tool alternative to Tableau.★ 24.6kJavaOtherActive
79navidrome/navidrome🎧 Your Personal Streaming Service ★ 24.2kGoGPL-3.0Active
80krayin/laravel-crmKrayin CRM is Free & Open Source CRM Built with Laravel for Customer, Lead, and Sales Management.★ 24kPHPMITActive
81knadh/listmonkHigh performance, self-hosted, newsletter and mailing list manager with a modern dashboard. Single binary app.★ 23.8kGoAGPL-3.0Active
82node-red/node-redLow-code programming for event-driven applications★ 23.8kJavaScriptApache-2.0Active
83timescale/timescaledbA time-series database for high-performance real-time analytics packaged as a Postgres extension★ 23.7kCOtherActive
84saleor/saleorSaleor Core: the high performance, composable, headless commerce API.★ 23.4kPythonBSD-3-ClauseActive
85fosrl/pangolinModern networking and security platform providing secure access and connectivity to apps, infrastructure, and AI workloads. Connect and prot★ 23.1kTypeScriptOtherActive
86yjs/yjsShared data types for building collaborative software★ 22.9kJavaScriptOtherActive
87chaitin/SafeLineSafeLine is a self-hosted WAF(Web Application Firewall) / reverse proxy to protect your web apps from attacks and exploits.★ 22.8kGoGPL-3.0Active
88dream-num/univerThe Office Harness for AI Agents — Spreadsheets, Docs, Slides, Canvas, Relational Tables, and PDF in one runtime.★ 22.7kTypeScriptApache-2.0Active
89m1k1o/nekoA self hosted virtual browser that runs in docker and uses WebRTC.★ 22.5kGoApache-2.0Active
90postgres/postgresMirror of the official PostgreSQL GIT repository. Note that this is just a *mirror* - we don't work with pull requests on github. To contrib★ 22.5kCOtherActive
91openobserve/openobserveOpen source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability.★ 22.4kTypeScriptAGPL-3.0Active
92redux-saga/redux-sagaAn alternative side effect model for Redux apps★ 22.4kJavaScriptMITActive
93PHPMailer/PHPMailerThe classic email sending library for PHP★ 22.3kPHPLGPL-2.1Active
94airbytehq/airbyteOpen-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both sel★ 22.2kPythonOtherActive
95matomo-org/matomoEmpowering People Ethically 🚀 — Matomo is hiring! Join us → https://matomo.org/jobs Matomo is the leading open-source alternative to Google ★ 22kPHPGPL-3.0Active
96anderspitman/awesome-tunnelingList of ngrok, Cloudflare Tunnel, Tailscale, and ZeroTier alternatives and other tunneling software and services. Focus on self-hosting.★ 22kPython—Active
97wekan/wekanFLOSS kanban, built with Meteor. Official Public Support at GitHub issues only. Official Private Pre-Paid Support at https://wekan.fi/commer★ 21.1kJavaScriptMITActive
98allinurl/goaccessGoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.★ 21.1kCMITActive
99fullcalendar/fullcalendarFull-sized drag & drop event calendar in JavaScript★ 20.7kTypeScriptMITActive
100wagtail/wagtailA Django content management system focused on flexibility and user experience★ 20.6kPythonBSD-3-ClauseActive