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icon of ToolJet

ToolJet

stars 38Kforks 5.1K

Build internal tools with a drag-and-drop UI and 50+ connectors

Low-codeNo CodeSelf Hosted+5
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icon of Zulip

Zulip

stars 25.2Kforks 9.8K

Organized team chat with threaded conversations, self-hostable

ChatOpen CoreSelf Hosted+3
icon of Apache PDFBox

Apache PDFBox

stars 3.1Kforks 945

Open source Java library for creating and parsing PDFs

Developer FrameworkCodingDocumentation+4
icon of Anytype

Anytype

stars 7.5Kforks 472

Local-first self-hosted alternative to Notion and Linear

Local-firstNo CodeNote-taking Apps+5
icon of Standard Notes

Standard Notes

stars 6.5Kforks 533

End-to-end encrypted notes with 100+ extensions and themes

Note-taking AppsPrivacy ToolsSecurity+4
icon of UnInbox

UnInbox

stars 1.7Kforks 125

Open source collaborative email with shared team inboxes

EmailWorkflow AutomationSelf Hosted+3
icon of Huly

Huly

stars 25.9Kforks 1.9K

One open source workspace to replace Jira, Slack, and Notion

Project ManagementChatKnowledge Management+5
icon of Wire

Wire

stars 2.8Kforks 334

End-to-end encrypted messaging, voice, and file sharing

ChatFile SharingVideo+3
icon of Firefox

Firefox

stars 3.7Kforks 2.1K

Open source browser from Mozilla with privacy by default

Web BrowsersPrivacy ToolsSecurity+3
icon of pdftk-java

pdftk-java

Java port of PDFtk for merging, splitting, and stamping PDFs

Developer ToolsCodingAPI Development Tools+3
icon of Upscayl

Upscayl

stars 45.2Kforks 2.2K

Free open source AI image upscaler for Mac, Linux, and Windows

Graphic DesignPhoto ManagementDeveloper Tools+2
icon of OpenProject

OpenProject

stars 15.1Kforks 3.2K

Plan projects with Gantt, Scrum, and Kanban, all self-hostable

Project ManagementTask ManagementSelf Hosted+3