Self-hosted projects tagged “API”
431 open source projects with this tag
431 services found
Prowlarr
Indexer manager and proxy for torrent and Usenet PVR apps
Self-hosted indexer manager/proxy that centralizes torrent trackers and Usenet indexers, syncing configuration to Sonarr, Radarr, Lidarr, Readarr, and more.
Countly Community Edition
Privacy-first product analytics and customer engagement platform
Self-hosted product analytics and engagement platform for mobile, web, desktop, and connected devices, with dashboards, crash reporting, push notifications, and privacy t...

Komga
Media server for comics, manga, magazines, and eBooks
Self-hosted media server to organize and read comics and manga, with a web reader, REST API, OPDS catalogs, and eReader sync (Kobo, KOReader).

Passbolt
Open-source password and secret manager for teams
Passbolt is an open-source, security-first password and secret manager for teams, with end-to-end encryption, granular sharing permissions, and auditing.

GoatCounter
Privacy-friendly web analytics with minimal tracking
Open source web analytics focused on privacy, lightweight tracking, and simple, meaningful reports as an alternative to Google Analytics or Matomo.
Mox
Modern, secure, all-in-one mail server for self-hosted email
All-in-one secure mail server with SMTP, IMAP, webmail, automatic TLS (ACME), and built-in SPF/DKIM/DMARC plus junk filtering for low-maintenance domains.
NetAlertX
Network device scanner and presence detection with alerts
Self-hosted network visibility and presence scanner that discovers connected devices and alerts on new, unknown, or changed hosts across your LAN/Wi‑Fi.


Zammad
Web-based helpdesk and customer support ticketing system
Open source, web-based helpdesk for managing customer support tickets across multiple channels like email, chat, phone, and social media.

Kill Bill
Open-source programmable billing and payments platform for subscriptions
Open-source, modular billing and payments platform for subscriptions with real-time analytics, APIs, and plugin extensibility.
Solidus
Open-source Ruby on Rails eCommerce framework
Solidus is an open-source Ruby on Rails eCommerce framework with a powerful admin, REST API, and extensible architecture for building customizable online stores.

SuiteCRM
Open-source Customer Relationship Management (CRM) platform
Community-driven open-source CRM providing sales, marketing, service, reporting, workflow automation, REST API and on-premises or hosted deployment.

Aimeos
API-first PHP e-commerce framework and shop platform for Laravel
Aimeos is an API-first, high-performance e-commerce framework for Laravel, enabling scalable online shops, marketplaces, and complex B2B commerce applications.

OctoBot
Open-source crypto trading bot with automated strategies and UI
Self-hostable cryptocurrency trading bot to automate grid, DCA, AI and TradingView-based strategies across many exchanges, with backtesting and paper trading.
Umbraco CMS
Flexible open-source .NET CMS for content-driven websites
Umbraco CMS is an open-source ASP.NET Core content management system with an editor-friendly backoffice, extensible architecture, and scalable deployment options.
CKAN
Open-source data portal and dataset management system
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.

Scraperr
Self-hosted no-code web scraping platform
Scraperr is a self-hosted web scraping app with a web UI, XPath extraction, job queueing, domain spidering, media downloads, and CSV/Markdown export.


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

Cap
Privacy-first proof-of-work CAPTCHA alternative for web and APIs
Lightweight, self-hostable CAPTCHA alternative using SHA-256 proof-of-work challenges to protect forms and APIs from bots without tracking or visual puzzles.


OpenEMR
Open-source EHR and medical practice management system
OpenEMR is an open-source electronic health records (EHR/EMR) and practice management platform for clinics, including scheduling, billing, and interoperability features.

Shlink
Self-hosted URL shortener with REST API and CLI
PHP-based self-hosted URL shortener for your own domains, with REST API, CLI management, and visit analytics including anonymized stats and geolocation.
Ackee
Self-hosted privacy-focused website analytics with a GraphQL API
Ackee is a self-hosted, privacy-focused website analytics tool built with Node.js and MongoDB, offering a minimal UI and a GraphQL API for collecting traffic and events.
Open-Meteo
Open-source JSON weather forecast and historical weather API
Open-Meteo is an open-source weather API providing hourly forecasts, historical weather, air quality and more from national weather models, with optional self-hosting.

ApostropheCMS
Full-stack Node.js CMS with in-context editing and headless options
Open-source full-stack CMS built with Node.js and MongoDB, featuring in-context visual editing and headless APIs for building modern websites and content apps.

Kanidm
Simple, secure identity management and SSO provider
Kanidm is a secure identity management platform providing SSO, passkeys (WebAuthn), and integrations like OAuth2/OIDC, RADIUS, and LDAP gateway for legacy apps.

Kinto
Minimalist JSON document store with sharing and synchronization
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.

TrailBase
Single-binary backend server with type-safe APIs, auth, and realtime
TrailBase is a fast, single-executable Firebase alternative with type-safe REST and realtime APIs, built-in auth, admin UI, WebAssembly extensibility, and SQLite storage.


Kimai
Web-based multi-user time tracking with reporting and invoicing
Kimai is an open-source, web-based time tracking app for teams and freelancers, with project/customer management, reporting, exports, and invoicing.

Kan
Open-source Trello-style kanban project management app
Kan is an open-source Trello alternative for kanban boards, cards, labels, comments, and team workspaces, with Trello import and self-hosting support.
Cerbos
Context-aware authorization and access control policy engine
Cerbos is a scalable, language-agnostic authorization layer for defining and evaluating context-aware access control policies via a dedicated Policy Decision Point (PDP)...

OPNsense
Open source firewall and routing platform for network security
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.