Open-source alternatives to BrasilAPI

JimuReport is an open-source reporting and dashboard engine designed to be embedded directly into Spring Boot applications. Its core identity centers on generating data reports and full-screen dashboards from natural language descriptions, eliminating the need for manual design. The platform also provides a conversational query interface that translates plain-language questions into database queries, returning results as tables and charts without requiring SQL knowledge. What distinguishes JimuReport is its integration of AI skills that can be installed with a single command, enabling report

This project is a plugin framework and agentic workflow library designed to connect large language models to professional toolstacks. It provides a system for integrating language models with external data warehouses, CRMs, and other enterprise software to retrieve and manipulate real-time business data. The framework enables the automation of specialized professional tasks through a file-based plugin definition system. It allows for the customization of domain expertise and plugin behavior to align with internal company processes, supported by an enterprise data connector that links models t

Dawarich is a self-hosted location history manager and travel journaling platform. It functions as a personal travel archive that collects GPS coordinates and movement data, providing a private alternative to proprietary tracking services. The system utilizes a PostgreSQL geospatial database to store coordinates, visits, and custom geofence boundaries. The project distinguishes itself as a geospatial data converter and visualization tool, capable of transforming location history between formats such as GPX, KML, and GeoJSON. It allows users to organize GPS tracks and geotagged photos into nam

Sublist3r is a subdomain enumeration tool and passive reconnaissance framework designed to discover subdomains by querying search engines and public intelligence sources. It functions as a security tool for identifying the digital footprint of a target domain. The project provides both passive enumeration through multi-source API aggregation and active discovery via a DNS brute force tool. It includes a TCP port scanner to identify active services and open ports on discovered subdomains, facilitating attack surface mapping. The tool can be used as a standalone utility or as a Python security

Open-Meteo is a free, open-source REST API that delivers weather forecasts, historical weather records, air quality data, marine conditions, solar radiation, and geocoding services. It aggregates data from dozens of freely licensed global and regional numerical weather models, making a broad set of environmental information accessible through a single API endpoint. The API uses a multi-model query router that automatically selects the most suitable model for any location, time range, and variable requested, while also allowing manual model choice. It handles unit and timezone conversion on th

DataX Web is a web-based management platform for scheduling, building, executing, and monitoring distributed data synchronization jobs powered by DataX. It provides a visual console for creating and managing DataX tasks without manual JSON configuration, with a distributed executor cluster that auto-registers worker nodes and supports configurable routing and blocking strategies for task distribution. The platform offers cron-based task scheduling with dynamic start, stop, and immediate status changes, along with incremental sync capabilities that pass dynamic parameters to extract only new o

Nango is an open-source platform that connects applications to external APIs by managing authentication, data synchronization, and custom function execution. It provides a managed runtime for TypeScript integration functions, handling OAuth flows, credential storage, and token refresh for hundreds of external APIs while keeping secrets isolated from application code. The platform distinguishes itself by exposing integration functions as discoverable tools for AI agents through an MCP server or API, with per-user credential isolation that keeps provider secrets out of the agent loop. It offers

Amass is a network attack surface mapper and reconnaissance framework designed to discover and map the external, internet-facing infrastructure of a target organization. It functions as an open source intelligence tool that identifies public network boundaries and locates hidden or forgotten subdomains to define an organization's total reachable footprint. The project utilizes passive-source data aggregation from external APIs and public databases alongside active DNS brute-forcing and recursive subdomain expansion. It employs a graph-based asset mapping system to visualize the relationships

Gau is a command-line tool and passive URL enumerator designed to discover and aggregate known and historical web addresses for specific target domains. It functions as a collection framework that retrieves domain-specific data from public web archives and threat intelligence providers. The tool focuses on passive reconnaissance and open-source intelligence research to map attack surfaces without sending requests directly to target infrastructure. It aggregates data from multiple external sources to identify accessible web endpoints and forgotten pages. The system includes capabilities for r

Skill Seekers is a toolset for generating large language model knowledge bases, featuring a multi-source content scraper and a dedicated RAG data pipeline. It extracts technical data from documentation, code, and video to create structured assets and configuration files for AI-powered IDE extensions. The project distinguishes itself through the ability to transform raw data into polished tutorials and specialized skills for AI plugin marketplaces. It utilizes abstract syntax tree parsing and optical character recognition to analyze GitHub repositories, PDFs, and video frames, converting these

This project provides a comprehensive framework of standards and conventions for designing consistent, predictable, and maintainable web services. It establishes a resource-oriented architecture that utilizes uniform HTTP methods and status codes to structure communication across distributed software systems. The guide emphasizes a standardized approach to API evolution and data management, focusing on techniques such as header-based versioning to maintain backward compatibility and range-header pagination to handle large datasets. It also defines patterns for structured error representation

Twemproxy is a lightweight proxy that routes and distributes requests across multiple Redis and Memcached backend servers. It functions as a protocol translation gateway and distributed cache shard manager, partitioning data across clusters to balance load and storage capacity. The system acts as a high-availability cache orchestrator, employing health monitoring and automatic server ejection to maintain continuous access to cached data. It integrates with sentinels for dynamic master and replica discovery and utilizes consistent hashing and tag-based key grouping to manage data distribution

Viewers is a zero-footprint DICOMweb medical imaging viewer and a modular plugin framework. It serves as a diagnostic interface for rendering 2D and 3D medical images, providing a web-based clinical workflow engine to automate image layouts and toolsets. The project distinguishes itself through a highly extensible architecture that allows for the development of custom clinical workflows, specialized viewing modes, and the integration of external functional extensions. It includes a dedicated command line interface for managing these plugins and supports white-labeling through a comprehensive

Play is a full-stack reactive web framework for Java and Scala. It provides a comprehensive development platform for building scalable web applications and RESTful APIs using a stateless and non-blocking architecture designed for high concurrency. The framework emphasizes high-velocity development through dynamic code reloading, which allows developers to update applications and verify changes without performing a full restart. Its capability surface covers the construction of JSON-based web endpoints, server-side logic for the JVM, and the implementation of scalable web architectures.

efinance is a Python financial data library and programmatic interface designed to automate the acquisition of market data for quantitative trading and analysis. It serves as a toolkit for retrieving real-time and historical information across various asset classes to support the development of backtesting systems and trading strategies. The library provides a multi-asset toolkit for monitoring diverse financial instruments, including stocks, funds, bonds, and futures. It allows for the extraction of specific data points such as shareholder counts, corporate index memberships, and net asset v

iBook is a self-hosted e-book library management system that allows individuals or organizations to set up and maintain their own digital collection. The platform provides durable storage for e-book files and their associated metadata, a RESTful API for library operations, static file serving for direct browser downloads, and a self-contained deployment model that runs on a user's own server. Beyond the core library functionality, iBook includes a freely accessible digital archive of technical and general e-books in EPUB and PDF formats, role-based access control for catalog and administrativ

Pollinations is a generative AI content platform and model gateway that provides a unified multimodal API for producing text, images, audio, and video. It functions as an AI monetization framework, managing user wallets, spending limits, and revenue sharing for applications that integrate generative tasks. The platform includes a specialized web generator that transforms natural language prompts into functional single-page websites. It distinguishes itself by offering a stateless public API that allows for the generation of media and text via HTTP requests without requiring user authenticatio

Haxl is a Haskell library and remote service request orchestrator designed for coordinating concurrent data fetching, request batching, and caching across multiple remote service providers. It functions as a framework for retrieving data from external databases and web services while minimizing network round trips. The project distinguishes itself through an applicative-based request batching system that groups multiple individual data requests into single calls to reduce network overhead. It employs an asynchronous parallel request scheduler to execute independent requests concurrently and u

Rate.sx is a terminal-based financial utility that provides real-time currency conversion and market data access through standard HTTP requests. It functions as a RESTful service designed to deliver financial information directly to command-line environments, allowing users to retrieve exchange rates and perform calculations without leaving their terminal. The service distinguishes itself by offering text-based visualizations of historical exchange rate trends and automated currency conversion through simple query parameters. By mapping numerical data to character-based grid layouts, it enabl

Blocky is a stateless DNS proxy that functions as a network-wide ad-blocker and content filter. It operates as a single binary or Docker container with no database or persistent state, accepting DNS queries over UDP, TCP, HTTPS, TLS, QUIC, and HTTP/3 through a unified plugin-based query pipeline. The core of the system is a client-group policy engine that assigns devices to named groups and applies per-group blocklists, allowlists, and upstream resolvers, with all configuration changes applied through hot-reloading without requiring a restart. The project distinguishes itself through its modu

Boto3 is the AWS SDK for Python, providing a programmatic interface for managing and automating AWS cloud infrastructure and services. It serves as a cloud management API client and resource manager for provisioning, configuring, and scaling virtual servers, databases, and storage. The library enables the implementation of infrastructure-as-code through declarative templates and scripts, allowing for the deployment of identical resource stacks across multiple accounts and geographic regions. It also provides a framework for coordinating distributed workflows, serverless functions, and contain

danmu_api is a bullet chat API gateway that aggregates video comments from multiple platforms and serves them through a standardized interface for use in media players. It includes a metadata matching service to identify video content across platforms using keywords or file names. The system uses an adapter-based normalization process to translate diverse platform response formats into a single schema and utilizes a Redis-backed cache to store search results and comment streams. It features a processing engine that cleans comment streams using keyword and regular expression filters. The proj

Redash is a self-hosted analytics platform and SQL data visualization tool. It provides a web-based SQL query editor for writing, executing, and scheduling database queries, and functions as a business intelligence dashboard for monitoring metrics via visual widgets. The platform distinguishes itself through its data source connectors, which integrate with various SQL, NoSQL, and API-based stores to retrieve information for analysis. It enables self-service analytics by allowing users to run queries with dynamic parameters and supports shared data reporting via public links or embedded dashbo

The google-indexing-script is a Google Indexing API Manager designed to automate page discovery and indexing requests to accelerate search engine visibility. It includes an SEO Indexing Monitor to track page status and an automated reporting engine for analyzing indexing trends and performance. The project features a keyword intent clustering tool to group pages by topic and funnel stage and a search console analytics dashboard that unifies search data with web analytics. It provides specialized utilities for detecting keyword cannibalization and identifying striking distance keywords to prio

GoTrue is a JWT identity provider and user management API. It functions as an OAuth 2.0 compliant server that handles user registration and authentication while issuing signed JSON Web Tokens to control access to protected API resources. The service integrates external identity providers to allow users to sign in using third-party accounts. It also includes an SMTP notification service for delivering password resets, signup confirmations, and account recovery emails. The system covers broader capabilities for user account management, including the ability to update user profiles and manage c

Findomain is a subdomain enumeration and infrastructure analysis tool designed for attack surface mapping. It functions as a DNS reconnaissance suite that discovers subdomains using multiple data sources and API keys to identify the full extent of a target network. The system acts as an attack surface monitor by tracking subdomain changes over time and sending real-time alerts via webhooks when new assets are detected. It includes specialized capabilities for detecting DNS wildcards to filter false positives and resolving subdomain IPs through parallel resolution. The tool provides a workflo

Ticker is a terminal financial dashboard that serves as an asset price tracker, portfolio performance monitor, and watchlist manager. It provides a command line interface for monitoring real-time stock and cryptocurrency prices and tracking the value of asset holdings. The tool differentiates itself by calculating portfolio gains using lot-based cost basis tracking and performing multi-currency asset valuation. It translates international asset prices and total portfolio values into a single local currency using current exchange rates. The system manages financial assets through categorized