Self-hosted projects using Python

Open-source CLI task manager with tagging, projects, priorities, recurrence, filtering, extensible hooks and optional sync.

MITActively maintained

Alternative to:

Todoist+10

Self-hosted SponsorBlock client that connects to YouTube TV apps on smart TVs and streaming devices to automatically skip sponsor segments, intros, and more.

Extension for Paperless‑ngx that uses OpenAI-compatible backends and Ollama to auto-classify, tag, index, and enable RAG-powered document chat and semantic search.

MITActively maintained

Alternative to:

AskYourPDF+19

Open-source video integration and NVR platform that ingests camera streams and rebroadcasts them to HomeKit, Google Home, Alexa, Home Assistant and web clients via plugins.

Actively maintained

Alternative to:

Blue Iris+10

Baserow is an open-source Airtable alternative to build databases, views, forms, automations, dashboards, and internal apps with an API-first platform.

Actively maintained

Alternative to:

Airtable+11

Unison is a cross-platform, bidirectional file synchronization tool that keeps two directory replicas in sync over SSH or TCP, with conflict detection and offline support.

GPL-3.0Actively maintained

Alternative to:

GoodSync+13

Open-source, cross-platform Qt e-reader and library manager with cloud sync, highlighting, an in-app bookstore, AI-assisted lookups, and support for common formats.

GPL-3.0Likely dormant

Alternative to:

Adobe Digital Editions+4

Isso is a lightweight, self-hosted Disqus alternative that adds a Markdown-based comment system to your website with a configurable JavaScript embed and SQLite storage.

MITActively maintained

Alternative to:

Disqus+8

Self-hosted web app that provides a spreadsheet-like interface to view, edit, query, and manage PostgreSQL data with native Postgres role-based access control.

GPL-3.0Actively maintained

Alternative to:

Mathesar Cloud+7

CKAN is an open-source data management system for building data portals and catalogs to publish, search, share, and access datasets via web UI and APIs.

Actively maintained

Alternative to:

data.world+1

Modern open source video and media CMS for hosting, organizing, and streaming video, audio, images, and PDFs with RBAC and a REST API.

AGPL-3.0Actively maintained

Alternative to:

Vimeo+9

Lightweight CalDAV/CardDAV server for syncing calendars, to-dos, and contacts with many clients, storing data on the filesystem and supporting auth and TLS.

GPL-3.0Actively maintained

Alternative to:

Google Calendar+8

Scraperr is a self-hosted web scraping app with a web UI, XPath extraction, job queueing, domain spidering, media downloads, and CSV/Markdown export.

MITSlowing down

Alternative to:

Apify+3

OPNsense is an open source FreeBSD-based firewall and routing platform with a web GUI, API, VPN, traffic shaping, and security features for networks and homelabs.

BSD-2-ClauseActively maintained

Alternative to:

Fortinet FortiGate+12

Synapse is a Matrix homeserver implementation for running federated, secure real-time chat and collaboration on your own infrastructure.

AGPL-3.0Actively maintained

Alternative to:

Element Matrix (Hosted)+19

Agenta is an open-source LLMOps platform with a prompt playground, prompt/version management, LLM evaluation, and production observability for LLM apps.

Actively maintained

Alternative to:

Langfuse+7

Nominatim provides geocoding (name/address → coordinates) and reverse geocoding (coordinates → address) powered by OpenStreetMap, with import tooling and a public API.

GPL-3.0Actively maintained

Alternative to:

Mapbox+1

Kinto is a lightweight JSON document store with an HTTP API, built-in permissions, sharing, and client synchronization, designed for offline-first and distributed apps.

Actively maintained

Alternative to:

Firebase+3

13 Feet Ladder is a self-hosted 12ft.io-style server that retrieves readable article pages by requesting them as a search crawler, helping reduce paywalls and clutter.

MITActively maintained

Alternative to:

ngrok

Bazarr is a Sonarr/Radarr companion that automatically searches, downloads, and upgrades subtitles for your movies and TV shows based on per-title language preferences.

GPL-3.0Actively maintained

Alternative to:

Plex+1

IronCalc is a modern open-source spreadsheet engine for building and embedding spreadsheets, with XLSX reading/writing and language bindings including WebAssembly.

Apache-2.0Actively maintained

Alternative to:

Google Docs+3

Varnish Cache is a high-performance HTTP reverse proxy cache for accelerating web applications and APIs with flexible caching rules and detailed request logging.

Slowing down

Alternative to:

Cloudflare CDN+5

Open-source, self-hosted portfolio manager for crypto assets with local-first storage, analytics, and accounting reports for exchanges, wallets, and DeFi activity.

AGPL-3.0Actively maintained

Alternative to:

Koinly+13

Self-hosted IPTV stream and EPG manager with M3U/XMLTV support, proxy streaming, real-time stats, and VOD (movies/series) organization for media servers.

AGPL-3.0Actively maintained

Alternative to:

IPTV Editor+1

Self-hosted download manager with a web UI, link decryption, and plugin-based support for many one-click hosters and file sources.

Actively maintained

Alternative to:

JDownloader+17

Open-source home automation platform to monitor sensors and control switches, lights, meters, and smart home devices from a responsive web interface with alerts.

GPL-3.0Actively maintained

Alternative to:

Samsung SmartThings+13

Unified web UI to search, aggregate, and download books and audiobooks from multiple sources, with queue management, metadata providers, and client integrations.

MITActively maintained

Alternative to:

Readarr+5

Basic Memory gives AI assistants durable, local-first memory by reading and writing structured Markdown notes, enabling reusable context across conversations and tools.

AGPL-3.0Actively maintained

Alternative to:

Obsidian+14

pgAdmin 4 is an open source web and desktop GUI for administering and developing PostgreSQL databases, including query tooling, object management, and maintenance tasks.

Actively maintained

Alternative to:

JetBrains DataGrip+10

Automates music downloads from NZB/torrent feeds and auto-manages library tagging, renaming, and indexing.