License
AGPL-3.0-or-later is a reviewed custom licence and does not qualify for an open-source badge. Read its exact terms before use.
Open-source AI second brain for notes, agents, and automations
Khoj is a self-hosted AI second brain that answers from personal notes and the web, with custom agents and scheduled automations.
Free flashcard app that schedules reviews with spaced repetition
Anki is a free flashcard program that schedules each card for review just before you are likely to forget it, cutting time spent on material you already know.
Free open-source chat with voice, video, and self-hosting for communities
Fluxer is a free, self-hostable chat and VoIP app for friends, groups, and communities, with channels, voice, video, and screen sharing.
Graph-based low-code platform for building custom web apps and backends
Structr is a self-hosted low-code platform on a graph database for modeling data, APIs, pages, and workflows into custom apps.
Open-source URL shortener with custom domains, analytics, and QR codes
Lua.sh is an AGPL-3.0-or-later licensed, self-hosted URL shortener on Laravel and Vue 3, with custom domains, click analytics, QR codes, and an OAuth API.