Open-source alternatives to Ghostfolio

QuantStats is an open-source Python library that calculates risk and return metrics from a portfolio return series and generates comprehensive HTML tear sheets. It computes dozens of financial statistics—including Sharpe ratio, drawdown, and volatility—in a single pass over the input data, using vectorized pandas operations for efficiency. The library distinguishes itself by combining portfolio performance analysis with Monte Carlo simulation, which models thousands of random return paths to estimate the probability of reaching financial targets or hitting loss thresholds. It produces self-co

Cashew is a local-first budgeting application and personal finance tracker designed to log income and expenses across multiple accounts. It functions as a multi-currency expense manager and personal net worth dashboard, storing financial records in an on-device database to ensure private financial data storage. The project distinguishes itself through a focus on privacy and flexibility, offering optional personal cloud synchronization for multi-device access and biometric security to protect sensitive information. It features a currency conversion engine that calculates total values across di

Qui is a BitTorrent cross-seeding manager, automation engine, and multi-instance torrent dashboard. It provides a unified web interface to manage multiple separate torrent client instances from a single location and functions as an authentication gateway using OpenID Connect to protect backend API endpoints. The project specializes in identifying and adding matching torrents across different trackers to increase seeding ratios. It utilizes hardlink-based file replication to satisfy multiple tracker layouts without duplicating disk space and features a rule-based automation engine that execute

Pocket ID is a self-hosted OpenID Connect (OIDC) identity provider that replaces traditional passwords with passkey-based authentication using WebAuthn public-key cryptography. It runs as a standalone service on user-managed infrastructure, eliminating shared secrets entirely by authenticating users through passkeys instead of passwords. The project distinguishes itself through security-hardened deployment patterns, including distroless container images, non-root user execution, and read-only root filesystems to reduce the attack surface. It supports configurable token signing algorithms (RSA

Portfolio and risk analytics in Python

Big Capital is a cloud accounting management system designed to track assets, liabilities, and equity through a digital ledger. It provides a multi-tenant organizational framework that supports multi-branch tracking and regional currency settings. The system distinguishes itself through integrated bank feed management, utilizing secure token exchanges and webhook processing for automated transaction synchronization and rule-based categorization. It also features a multi-currency ledger that handles base currency conversions and specific currency codes. The platform covers comprehensive finan

Wallos is a self-hosted subscription tracking dashboard and financial expense manager. It serves as a budgeting tool for monitoring recurring payments and due dates to ensure subscription services are paid on time. The application identifies expenditure patterns through personal finance analytics, utilizing visual charts and spending statistics. It handles multi-currency finance tracking by retrieving live exchange rates from external services to translate global currencies into a single primary value. Additional capabilities include a notification system that sends payment reminders via ema

quant-wiki is a comprehensive knowledge base and structured reference for quantitative finance, financial engineering, and algorithmic trading. It serves as a centralized library of documentation covering mathematical models, financial instruments, and systematic trading strategies. The project integrates AI-driven capabilities through a modular retrieval-augmented generation framework that extracts structured data from research papers and news. It features a multi-agent workflow engine designed to discover and validate predictive alpha factors, alongside tools for local large language model

Feast is an open-source feature store for machine learning that provides a central platform for defining, storing, and serving features across both training and inference workflows. It operates as a declarative system where feature definitions are written as code in Python files, synchronized to a central registry, and made available for low-latency online retrieval or point-in-time correct historical joins for training datasets. The project abstracts storage behind a pluggable architecture, allowing offline and online backends to be swapped without changing retrieval logic, and coordinates ma

Romm is a self-hosted game library manager and ROM management web interface. It serves as a central server for storing and categorizing game files and emulator firmware, providing a web-based browser to organize collections through automated library scanning and metadata retrieval. The project distinguishes itself by integrating a web-based emulator frontend that uses WebAssembly to play games directly in the browser. It further provides a game save synchronization server that uses SSH-based synchronization to transfer save states and progress between the server and registered handheld device

Element Web is a web-based communication client used for real-time messaging and collaboration via the decentralized Matrix protocol. It functions as an end-to-end encrypted messenger, a VoIP client for voice and video conferencing, and an interface for interacting with integrated bots and external bridges. The project distinguishes itself through a modular architecture that supports runtime module loading and external script imports to extend core capabilities. It provides extensive white-labeling options, allowing for the customization of application branding, visual themes, and the use of

Akaunting is a modular business enterprise resource planning system and self-hosted accounting software. It provides a comprehensive platform for small business financial management, centering on a double-entry bookkeeping system with a general ledger and chart of accounts. The platform is designed for extensibility through a module-based architecture and a dedicated marketplace for procuring third-party applications. It supports multi-tenant data isolation and utilizes role-based access control to manage granular user permissions. Its capability surface covers a wide range of business opera

Grist is a relational spreadsheet platform that combines the flexibility of a spreadsheet with the power of a relational database. At its core, it manages structured data across multiple linked tables, using a relational database engine to organize information while providing a familiar grid interface. The platform supports Python-based formulas for complex calculations and data transformations, with automatic recalculation when referenced cells change. The system is designed for self-hosted deployment, storing data in either portable SQLite files or enterprise-grade PostgreSQL databases. It

Firefly III is a self-hosted personal finance management system built on a double-entry bookkeeping engine. It provides a comprehensive platform for tracking income, expenses, and account balances while maintaining financial integrity through structured accounting principles. Designed for private use, the system supports multi-user access, allowing independent financial administrations to coexist within a single installation. The platform distinguishes itself through extensive automation and integration capabilities. It features a robust REST JSON API and webhook system that enables programma

Harbor is a self-hosted, enterprise-grade container registry platform designed to store, sign, and scan container images and cloud-native artifacts. It provides a centralized repository that integrates directly with Kubernetes environments to manage the full lifecycle of software artifacts, from initial storage to production deployment. The platform distinguishes itself through a focus on security, governance, and multi-site availability. It features a pluggable vulnerability scanning framework that allows for the integration of various security engines, alongside content trust mechanisms tha

Termix is a centralized web-based gateway for managing remote SSH connections and terminal sessions. It provides a browser-based interface that enables users to access, control, and monitor remote servers, containerized applications, and file systems from a single, unified dashboard. The platform distinguishes itself through robust security and session management capabilities. It integrates with external identity providers for single sign-on and enforces role-based access control to manage user permissions. To ensure reliable administration, it maintains stateful session persistence, allowing

Quarkus is a Kubernetes-native Java framework designed for building high-performance, memory-efficient applications. It utilizes ahead-of-time native compilation to transform Java code into standalone, optimized binaries that eliminate the need for a virtual machine, enabling rapid startup and reduced memory consumption. By performing code augmentation during the build phase, it shifts heavy processing tasks away from runtime, ensuring that applications are optimized for cloud-native environments. The framework distinguishes itself through a unified approach to reactive and imperative program

cve-search is a vulnerability search engine and database manager designed to index, synchronize, and query CVE and CPE security vulnerability data. It functions as a security data warehouse that imports vulnerability feeds into a local database to enable fast, keyword-based discovery of security flaws. The project provides a web-based vulnerability browser and a programmatic JSON API for retrieving records and risk scores. It utilizes full-text indexing for vulnerability descriptions and implements an identity-verified security portal using the OpenID Connect standard for user authentication.

HomeBox is a self-hosted home inventory manager designed for tracking physical belongings and household assets. It functions as a digital catalog for creating structured databases of objects, including records of locations, categories, and purchase history. The system distinguishes itself through the use of QR code generation to link physical objects to digital records and the support of hierarchical location mapping to track assets across nested environments. It further enables automation via a REST API and centralizes access management through OpenID Connect integration for user authenticat

Agent Skills is a centralized registry and management system designed for the discovery, auditing, and integration of reusable procedural modules into automated agent workflows. It provides a structured environment for sourcing verified capabilities that extend the functional range of AI agents, enabling the development and scaling of complex, multi-step automated processes. The platform distinguishes itself through a security-first approach to module integration, utilizing audit-verified data to ensure that capabilities meet safety requirements before they are deployed. It incorporates a dec

Roundcube is an open-source, self-hosted webmail client designed for reading, composing, and organizing emails stored on remote servers using IMAP and SMTP protocols. It provides a browser-based interface that allows users to manage their mailboxes and sender identities through a secure communication platform. The platform is distinguished by its modular architecture, featuring a plugin-based extension system for adding new functional modules and a skin-based theme layer for customizing the visual appearance and responsive layouts. It further supports embedding its interface into external clo

Simple and elegant invoicing solution.

This platform is a low-code database system that combines the flexibility of a spreadsheet interface with the structured power of a relational database. It serves as a collaborative workspace for managing complex datasets, building custom business applications, and automating operational workflows without requiring traditional software development. The platform distinguishes itself through deep integration of artificial intelligence, which enables users to query databases using natural language, generate content, and deploy custom conversational agents trained on internal data. It supports re

Invoice Ninja is a professional billing and invoicing platform designed for managing clients, projects, and financial records. It serves as a multi-currency billing system and time tracker available as both a cloud-based application and a self-hosted suite. The platform distinguishes itself through comprehensive support for regional taxes, diverse currency formats, and automated exchange rate updates. It includes dedicated cross-platform mobile and desktop applications to manage business data across different operating systems. The software covers the end-to-end financial lifecycle, includin

Teable is a self-hosted relational data management tool and no-code PostgreSQL database. It provides a spreadsheet-like interface for managing and querying structured data, allowing users to interact with a professional database backend without writing manual SQL for every operation. The platform is an extensible low-code system that allows for the integration of custom plugins and extensions through a dedicated application bridge and marketplace. It enables the creation of tailored internal tools by adding new features or modifying behavior via these external extensions. The system covers a

FreshRSS is an open-source, self-hosted web feed aggregator designed to collect, organize, and display content from multiple websites in a single, centralized interface. It functions as a comprehensive reader for standard syndication formats, allowing users to track updates from various sources while maintaining full control over their data and privacy. The platform supports multi-user environments, enabling individual account management and personalized reading experiences. The application distinguishes itself through its robust synchronization and extensibility capabilities. It provides a s

tiny-rdm is a Redis database manager and GUI client that provides a visual interface for performing CRUD operations on strings, hashes, lists, sets, and streams. It functions as a comprehensive administration tool, acting as a performance monitor, a pub/sub client, and a web dashboard for monitoring Redis activity. The project distinguishes itself through advanced data visualization and debugging capabilities, including the ability to organize keys into a hierarchical tree structure using custom delimiters. It supports the decoding and decompression of stored values through built-in methods o