Discover, compare, and save the best software alternatives.
Showing 411 tools
SeaweedFS is a distributed storage system designed to handle billions of files with O(1) disk access and effortless horizontal scaling. It supports object storage (S3), file systems, and Iceberg tables, making it a versatile solution for various use cases.
✦ Best for big data analytics teams
Unleashed Firmware is a custom firmware for Flipper Zero, a portable multi-tool for hacking and exploring wireless devices. It offers a range of advanced features, including Sub-GHz improvements, Infrared updates, NFC/RFID tools, plugins, Web Installer, and community apps. This firmware is designed to provide a stable and feature-rich experience for users, with a focus on community-driven development and support.
✦ Best for experienced hackers and makers
Socket.io is a JavaScript library for real-time web applications. It enables bidirectional and low-latency communication between web clients and servers. It is designed to be easy to use and provides a simple API for sending and receiving messages.
✦ Best for experienced developers seeking cross-platform compatibility
FlatBuffers is an efficient cross‑platform serialization library that lets you store and access data without parsing or unpacking. It was created by Google and is widely used in game development, mobile apps, and high‑performance services. The library supports C++, C#, Go, Java, JavaScript, Python, Rust and many other languages, providing a compact binary format and direct memory access. Its design enables low latency, minimal memory overhead, and easy schema evolution.
✦ Best for high-performance app engineers
Citymapper combines real‑time public transport data, walking, cycling, rideshare and car‑share options into a single, easy‑to‑use navigation app. It helps users find the fastest, cheapest, or most eco‑friendly route across hundreds of cities. The app also offers live service alerts, step‑by‑step directions, and a subscription Pass that bundles multiple mobility services into one payment, making urban travel seamless and predictable.
✦ Best for urban daily commuters
SeleniumBase is an open‑source Python library that extends Selenium WebDriver with a rich set of helper methods, making it easier to write reliable web automation scripts and end‑to‑end tests. It includes built‑in capabilities for handling bot‑detection, visual testing, and detailed reporting. The framework integrates seamlessly with pytest, CI/CD pipelines, and popular cloud testing services, allowing developers and QA teams to create, run, and maintain automated tests at scale without paying for a commercial license.
✦ Best for python devs/qa teams needing free selenium automation with bot‑bypass
AutoGluon is an open-source AutoML toolkit that lets developers build high‑performing models for tabular, image, text, and time‑series data with minimal code. It abstracts away the complexity of model selection, hyperparameter tuning, and ensembling, delivering state‑of‑the‑art results quickly. The library integrates tightly with popular Python ecosystems like PyTorch and MXNet, and runs on CPUs and GPUs. It is designed for both research prototyping and production pipelines, offering flexible APIs for customization and scaling.
✦ Best for data scientists needing quick, high‑performing models across multiple data types
FUXA is an open‑source, web‑based platform that lets engineers and operators create interactive visualizations of industrial processes. It supports real‑time data acquisition, alarm handling, and custom widget design without requiring proprietary hardware. The system runs in any modern browser, can be self‑hosted on‑premise, and integrates with common PLCs, MQTT brokers, and OPC-UA servers, making it suitable for factories, utilities, and IoT deployments.
✦ Best for industrial engineers needing a free, browser‑based scada dashboard
Sanic is an open‑source, asynchronous web framework written in Python. It leverages the async/await syntax to deliver ultra‑low latency and high throughput for modern web applications and APIs. Designed for developers who need speed without sacrificing simplicity, Sanic provides a lightweight core with optional extensions for templating, websockets, and more. With built‑in support for uvloop, HTTP/2, and easy deployment behind ASGI servers, Sanic lets you build, test, and scale services quickly. Its extensible plugin system and active community make it suitable for everything from micro‑services to full‑stack applications.
✦ Best for python async developers building high‑performance apis
whodb provides a lightweight interface to explore databases and gain real‑time operational insights without writing code. It connects to multiple data sources, visualizes queries, and surfaces key metrics for rapid decision making. Designed for developers, analysts, and ops teams, whodb runs in the browser and offers exportable results, dashboards, and alerting capabilities, making data-driven workflows faster and more transparent.
✦ Best for developers and ops needing quick, code‑free db exploration
Keycloak provides single sign‑on (SSO) and identity brokering for web, mobile, and API‑based applications. It supports standard protocols like OpenID Connect, OAuth 2.0, and SAML, allowing seamless integration with existing user stores. The platform includes an admin console, user self‑service, and fine‑grained authorization policies, all available under an Apache 2.0 license. It can be deployed on‑premises or used as a managed service, making it suitable for both startups and large enterprises.
✦ Best for enterprises and dev teams needing free, standards‑compliant sso with custom extensions
CCXT provides a single, consistent interface to interact with more than 100 cryptocurrency exchanges and prediction markets. It abstracts the differences between exchange APIs, letting developers focus on strategy rather than integration details. The library is available in JavaScript/TypeScript, Python, C#, PHP, Go, and Java, and supports both REST and WebSocket endpoints. It is open‑source, actively maintained, and widely used for market data retrieval, order execution, and arbitrage bots.
✦ Best for quant traders building multi‑exchange bots with code control