OpenTSDB vs. Alibaba Cloud TSDB

RaimaDB is an embedded time series database designed specifically for Edge and IoT devices, capable of operating entirely in-memory. This powerful and lightweight relational database management system (RDBMS) is not only secure but has also been validated by over 20,000 developers globally, with deployments exceeding 25 million instances. It excels in high-performance environments and is tailored for critical applications across various sectors, particularly in edge computing and IoT. Its efficient architecture makes it particularly suitable for systems with limited resources, offering both in-memory and persistent storage capabilities. RaimaDB supports versatile data modeling, accommodating traditional relational approaches alongside direct relationships via network model sets. The database guarantees data integrity with ACID-compliant transactions and employs a variety of advanced indexing techniques, including B+Tree, Hash Table, R-Tree, and AVL-Tree, to enhance data accessibility and reliability. Furthermore, it is designed to handle real-time processing demands, featuring multi-version concurrency control (MVCC) and snapshot isolation, which collectively position it as a dependable choice for applications where both speed and stability are essential. This combination of features makes RaimaDB an invaluable asset for developers looking to optimize performance in their applications.

Designed for optimal performance and effective resource management, KrakenD is capable of handling an impressive 70,000 requests per second with just a single instance. Its stateless architecture promotes effortless scalability, eliminating the challenges associated with database maintenance or node synchronization. When it comes to features, KrakenD excels as a versatile solution. It supports a variety of protocols and API specifications, providing detailed access control, data transformation, and caching options. An exceptional aspect of its functionality is the Backend For Frontend pattern, which harmonizes multiple API requests into a unified response, thereby enhancing the client experience. On the security side, KrakenD adheres to OWASP standards and is agnostic to data types, facilitating compliance with various regulations. Its user-friendly nature is bolstered by a declarative configuration and seamless integration with third-party tools. Furthermore, with its community-driven open-source edition and clear pricing structure, KrakenD stands out as the preferred API Gateway for enterprises that prioritize both performance and scalability without compromise, making it a vital asset in today's digital landscape.

Grafana Labs provides an open and composable observability stack built around Grafana, the leading open source technology for dashboards and visualization. Recognized as a 2025 Gartner® Magic Quadrant™ Leader for Observability Platforms and positioned furthest to the right for Completeness of Vision, Grafana Labs supports over 25M users and 5,000+ customers. Grafana Cloud is Grafana Labs’ fully managed observability platform designed for scale, intelligence, and efficiency. Built on the open-source LGTM Stack—Loki for logs, Grafana for visualization, Tempo for traces, and Mimir for metrics—it delivers a complete, composable observability experience without operational overhead. Grafana Cloud leverages machine learning and intelligent data management to help teams optimize performance and control costs. Features like Adaptive Metrics and cardinality management automatically aggregate high-volume telemetry data for precision insights at a fraction of the cost. With AI-driven alerting and incident correlation, teams can detect anomalies faster, reduce alert fatigue, and focus on what matters most—system reliability and user experience. Grafana Cloud supports OLAP-style analysis through integrations with analytical databases and data warehouses, allowing teams to visualize and correlate multi-dimensional datasets alongside observability data. Seamlessly integrated with OpenTelemetry and hundreds of data sources, Grafana Cloud provides a single pane of glass for monitoring applications, infrastructure, and digital experiences across hybrid and multi-cloud environments. Backed by Grafana Labs’ global expertise and trusted by 5,000+ customers, it empowers organizations to achieve observability at scale—open, intelligent, and future-ready.

Psono, an open-source password manager designed for self-hosting, places a strong emphasis on the security of your sensitive information. It utilizes encryption techniques to store your credentials in a way that ensures only you can access them, while also allowing for secure, encrypted sharing with your team members. With a variety of features, Psono makes managing data and accessing passwords simpler than ever. Its encryption process begins with client-side encryption, providing true end-to-end security for shared passwords, and is enhanced by both SSL and storage encryption methods. Moreover, the entire codebase is available for public scrutiny, highlighting the belief that true security relies on effective encryption rather than hiding flaws in the system. Choosing a self-hosted solution like Psono grants you greater control over access and reduces reliance on third-party data storage services, reinforcing its position as one of the most secure password management options available. Additionally, this self-hosting capability empowers users to tailor security measures to their specific needs and preferences, further enhancing their overall data protection strategy.

Approximately 25 million engineers are employed across a wide variety of specific roles. As companies increasingly transform into software-centric organizations, engineers are leveraging New Relic to obtain real-time insights and analyze performance trends of their applications. This capability enables them to enhance their resilience and deliver outstanding customer experiences. New Relic stands out as the sole platform that provides a comprehensive all-in-one solution for these needs. It supplies users with a secure cloud environment for monitoring all metrics and events, robust full-stack analytics tools, and clear pricing based on actual usage. Furthermore, New Relic has cultivated the largest open-source ecosystem in the industry, simplifying the adoption of observability practices for engineers and empowering them to innovate more effectively. This combination of features positions New Relic as an invaluable resource for engineers navigating the evolving landscape of software development.

Source Defense plays a crucial role in safeguarding web safety by securing data precisely at the point of entry. Its platform delivers a straightforward yet powerful approach to ensuring data security and meeting privacy compliance requirements. This solution effectively tackles the threats and risks associated with the growing reliance on JavaScript, third-party vendors, and open-source code within your online assets. By providing various options for code security, it also fills a significant gap in managing the risks of third-party digital supply chains, which includes regulating the actions of third-party, fourth-party, and beyond JavaScript that enhance your website's functionality. Furthermore, Source Defense Platform defends against a wide range of client-side security threats, such as keylogging, formjacking, and digital skimming, while also offering protection against Magecart attacks by extending security measures from the browser to the server environment. In doing so, it ensures a comprehensive security framework that adapts to the complexities of modern web interactions.

DataHub stands out as a dynamic open-source metadata platform designed to improve data discovery, observability, and governance across diverse data landscapes. It allows organizations to quickly locate dependable data while delivering tailored experiences for users, all while maintaining seamless operations through accurate lineage tracking at both cross-platform and column-specific levels. By presenting a comprehensive perspective of business, operational, and technical contexts, DataHub builds confidence in your data repository. The platform includes automated assessments of data quality and employs AI-driven anomaly detection to notify teams about potential issues, thereby streamlining incident management. With extensive lineage details, documentation, and ownership information, DataHub facilitates efficient problem resolution. Moreover, it enhances governance processes by classifying dynamic assets, which significantly minimizes manual workload thanks to GenAI documentation, AI-based classification, and intelligent propagation methods. DataHub's adaptable architecture supports over 70 native integrations, positioning it as a powerful solution for organizations aiming to refine their data ecosystems. Ultimately, its multifaceted capabilities make it an indispensable resource for any organization aspiring to elevate their data management practices while fostering greater collaboration among teams.

Wp2print is a tailored e-commerce web-to-print platform designed specifically for print service providers aiming to sell their offerings online. This innovative system supports the sale of various products, including digital items, large-format prints, books, and blueprints, while also providing essential features like production management and proofing. Built on WordPress, wp2print boasts numerous significant benefits, such as robust pricing calculators for precise cost estimations and a versatile file uploader that accommodates all file formats and sizes without limitations. Additionally, it includes an online design tool that has received accolades for its user-friendliness and effectiveness, allowing for both public and private store options to cater to diverse business needs. The platform is available for either a monthly subscription or a one-time purchase, providing flexibility to its users. With its comprehensive features, wp2print is well-equipped to enhance the online sales experience for print providers.

Reflectiz is a web exposure management platform that helps organizations identify, monitor, and mitigate security, privacy, and compliance risks across their online environments. It provides full visibility and control over first, third, and fourth-party components like scripts, trackers, and open-source libraries that traditional security tools often miss. What sets Reflectiz apart is its ability to operate remotely, without the need to embed code on customer websites. This ensures there’s no impact on site performance, no access to sensitive user data, and no additional attack surface. The platform continuously monitors all external components, providing real-time insights into the behaviors of third-party applications, trackers, and scripts that could introduce risks. By mapping your entire digital supply chain, Reflectiz uncovers hidden vulnerabilities that traditional security tools may overlook. Reflectiz offers a centralized dashboard that enables businesses to gain a comprehensive, real-time view of their web assets. It allows teams to define baselines for approved and unapproved behaviors, swiftly identifying deviations and potential threats. With Reflectiz, businesses can mitigate risks before they escalate, ensuring proactive security management. The platform is especially valuable for industries like eCommerce, finance, and healthcare, where managing third-party risks is a top priority. Reflectiz provides continuous monitoring and detailed insights into external components without requiring any modifications to website code, helping businesses ensure security, maintain compliance, and reduce attack surfaces. By offering deep visibility and control over external components, Reflectiz empowers organizations to safeguard their digital presence against evolving cyber threats, keeping security, privacy, and compliance top of mind.

Concrete CMS, previously known as concrete5, is an open-source content management system designed for collaborative teams. It empowers users to create secure and visually appealing websites that content contributors find enjoyable to work with. Its user interface emphasizes in-context editing, making it as user-friendly as a word processor. As a result, you’ll spend less time on training and troubleshooting. The open-source framework facilitates the development of intricate applications, incorporating essential features like workflow management, file organization, and scheduling tools. Additionally, Concrete CMS boasts a marketplace filled with themes and add-ons that can enhance your project and streamline the development process. This versatility ensures that you can tailor your site to perfectly fit your needs.