OpenSEOevery-app/open-seo
Open-source Semrush and Ahrefs alternativePersonalData & analyticsWebDocker / self-host★ 22kMITcommit 3 days ago80worth
Best open-source web apps
Open-source web applications you can use in the browser, hosted by the project or by you.
150 projects · showing 81–100
SonarrSonarr/Sonarr
Smart PVR and TV show manager for Usenet and BitTorrentPersonalSelf-hosted appsAutomationMedia & photosWebDesktop★ 17kGPL-3.0commit 12 hours ago80worth
QuantDingerOpenByteInc/QuantDinger
Self-hosted AI trading platform and strategy execution enginePersonalEnterpriseMCP serversSelf-hosted appsAutomationWeb★ 12kApache-2.0commit 3 days agolive demo80worth
nginx-ui0xJacky/nginx-ui
Web-based management interface for NginxPersonalEnterpriseMCP serversInfra & DevOpsWebDocker / self-host★ 12kAGPL-3.0commit 19 hours agolive demo80worth
open-pencilopen-pencil/open-pencil
Open-source, AI-native design editor and Figma alternativePersonalAI & LLM toolingMCP serversDesign & creativeWebDesktop★ 8.7kMITcommit 11 hours agolive demo80worth
OpenBBopenbq-org/OpenBB
Open data platform for analysts and quantsPersonalEnterpriseData & analyticsWebLibrary / SDK★ 74kcommit 3 days ago79worth
Slidevslidevjs/slidev
Presentation slides for developersPersonalNotes & docsDesign & creativeWebCLI★ 49kMITcommit 3 days ago79worth
Rocket.ChatRocketChat/Rocket.Chat
Communications platform with full data controlEnterpriseCommunicationWebDocker / self-hostDesktopMobile★ 46kcommit 2 days ago79worth
mitmproxymitmproxy/mitmproxy
Interactive TLS-capable intercepting proxyPersonalEnterpriseDeveloper toolsSecurity & identityWebCLI★ 45kMITcommit 2 days ago79worth
Mattermostmattermost/mattermost
Secure collaboration for technical teamsEnterpriseCommunicationWebDocker / self-hostDesktop★ 39kcommit 20 hours ago79worth
infisicalInfisical/infisical
Open-source secrets, certificate, and privileged access platformPersonalEnterpriseDeveloper toolsInfra & DevOpsSecurity & identityWeb★ 30kcommit 7 hours agolive demo79worth
SafeLinechaitin/SafeLine
Self-hosted web application firewall and reverse proxyPersonalEnterpriseInfra & DevOpsSecurity & identityWebDocker / self-host★ 23kGPL-3.0commit 2 weeks agolive demo79worth
Univerdream-num/univer
Office runtime for AI agentsPersonalEnterpriseNotes & docsAgents & frameworksWebLibrary / SDK★ 22kApache-2.0commit yesterday79worth
Documensodocumenso/documenso
Open-source DocuSign alternativePersonalEnterpriseSelf-hosted appsWebDocker / self-host★ 15kAGPL-3.0commit 2 hours ago79worth
Bootstraptwbs/bootstrap
The classic HTML, CSS and JS framework for responsive sitesPersonalEnterpriseWeb frameworksDesign & creativeWebLibrary / SDK★ 175kMITcommit 11 hours ago78worth
MiroFish666ghj/MiroFish
Swarm intelligence engine for predictionsPersonalAgents & frameworksWebDocker / self-host★ 76kAGPL-3.0commit 3 days ago78worth
AFFiNEtoeverything/AFFiNE
Docs, whiteboards and databases in one workspacePersonalNotes & docsDesign & creativeWebDocker / self-hostDesktop★ 73kcommit 6 days ago78worth
NocoDBnocodb/nocodb
Self-hostable Airtable alternativePersonalEnterpriseDatabases & backendsSelf-hosted appsWebDocker / self-host★ 65kcommit 3 hours ago78worth
Outlineoutline/outline
Fast, collaborative knowledge base for teamsEnterpriseNotes & docsWebDocker / self-host★ 41kcommit 2 days ago78worth
PostHogPostHog/posthog
Product analytics, session replay, flags and experimentsEnterpriseData & analyticsWebDocker / self-host★ 40kcommit 4 hours ago78worth
Narrow down
Purpose
AI & LLM tooling · 54Chat UIs · 10Agents & frameworks · 21Local inference · 3RAG & vector DBs · 6Coding assistants · 6Evals & observability · 1Agent skills · 2MCP servers · 8Developer tools · 32Web frameworks · 10Databases & backends · 7Editors & IDEs · 1API tools · 1Git hosting · 2Self-hosted apps · 36Notes & docs · 10Automation · 11Data & analytics · 14Infra & DevOps · 11Security & identity · 11Communication · 9Media & photos · 17Design & creative · 17