List of the Top 12 Caching Software for Linux in 2025

Your rich media can be transmitted over a network renowned for its exceptional throughput and extensive global presence, leading to remarkable adaptability in your content. With CacheFly's worldwide infrastructure, you can launch your services in mere hours instead of waiting days. The network has been meticulously optimized for both throughput and time-to-last byte, emphasizing efficiency across digital platforms. Offering an ultra-low latency solution, CacheFly ensures that live video and audio streams operate with sub-second latency. For more than twenty years, CacheFly has delivered top-tier services for video, audio, online learning, and software platforms. By utilizing CacheFly, you can guarantee optimal Quality of Experience (QoE) and scalable CDN solutions, regardless of your users' geographical locations. This efficiency not only enhances user satisfaction but also supports the growing demand for high-quality digital content.

What contributes to the platform independence of eXtremeDB? It features a hybrid data storage approach, allowing for configurations that are entirely in-memory or fully persistent, as well as combinations of both, unlike many other IMDS databases. Additionally, eXtremeDB incorporates its proprietary Active Replication Fabric™, enabling not only bidirectional replication but also multi-tier replication, which can optimize data transfer across various network conditions through built-in compression techniques. Furthermore, it offers flexibility in structuring time series data by supporting both row-based and column-based formats, enhancing CPU cache efficiency. eXtremeDB can operate as either a client/server architecture or as an embedded system, providing adaptable and speedy data management solutions. With its design tailored for resource-limited, mission-critical embedded applications, eXtremeDB is utilized in over 30 million deployments globally, ranging from routers and satellites to trains and stock market operations, showcasing its versatility across diverse industries.

Dragonfly acts as a highly efficient alternative to Redis, significantly improving performance while also lowering costs. It is designed to leverage the strengths of modern cloud infrastructure, addressing the data needs of contemporary applications and freeing developers from the limitations of traditional in-memory data solutions. Older software is unable to take full advantage of the advancements offered by new cloud technologies. By optimizing for cloud settings, Dragonfly delivers an astonishing 25 times the throughput and cuts snapshotting latency by 12 times when compared to legacy in-memory data systems like Redis, facilitating the quick responses that users expect. Redis's conventional single-threaded framework incurs high costs during workload scaling. In contrast, Dragonfly demonstrates superior efficiency in both processing and memory utilization, potentially slashing infrastructure costs by as much as 80%. It initially scales vertically and only shifts to clustering when faced with extreme scaling challenges, which streamlines the operational process and boosts system reliability. As a result, developers can prioritize creative solutions over handling infrastructure issues, ultimately leading to more innovative applications. This transition not only enhances productivity but also allows teams to explore new features and improvements without the typical constraints of server management.

NGINX Open Source powers more than 400 million websites around the world. Building on this robust foundation, NGINX Plus functions as an all-in-one software solution that combines load balancing, web serving, and content caching capabilities. By choosing NGINX Plus over conventional hardware load balancers, businesses can explore innovative opportunities without the constraints of traditional infrastructure, resulting in savings exceeding 80% while still achieving excellent performance and reliability. This versatile platform can be deployed across various settings, which include public and private clouds, bare metal servers, virtual machines, and containerized environments. Furthermore, the built-in NGINX Plus API streamlines the completion of routine tasks, thereby boosting operational efficiency. In an era where agility is essential, today's NetOps and DevOps teams require a self-service, API-centric approach that integrates smoothly with CI/CD workflows, which not only accelerates application deployments but also enhances the management of application lifecycles. As technology continues to advance rapidly, NGINX Plus emerges as an indispensable resource for improving operational flexibility and optimizing the use of available resources. It is a pivotal asset for organizations aiming to stay competitive in a fast-paced digital world.

Varnish Software's advanced caching solutions empower major content distributors globally to provide exceptionally quick streaming and web interactions for extensive audiences, all without interruptions or declines in quality. By merging the adaptability of open-source frameworks with the durability required for enterprise solutions, our offerings enhance media streaming, boost website performance, and support APIs while enabling businesses worldwide to develop personalized Content Delivery Networks (CDNs). This combination not only enhances content delivery efficiency but also ensures high levels of resilience and customization. Varnish Enterprise serves as the foundational technology available across various deployment models: - on-premise - cloud - hybrid setups Notable clients include Hulu, Emirates, and Tesla, and our technology is backed by a caching layer that is relied upon by over 10 million websites across the globe, showcasing its widespread trust and effectiveness in the market. With such a robust foundation, we continue to innovate and adapt to the evolving digital landscape.

Apache Traffic Server™ is a powerful, scalable caching proxy server that is adaptable to the HTTP/1.1 and HTTP/2 protocols. Originally a proprietary product from Yahoo!, it was donated to the Apache Foundation and is now widely used by top content delivery networks and website operators. By caching frequently accessed web pages, images, and service calls, it greatly improves response times, reduces server load, and conserves bandwidth. The architecture of the server allows it to effectively utilize modern symmetric multiprocessing hardware, easily handling tens of thousands of requests per second. Users can effortlessly add features such as keep-alive connections, content filtering, request anonymization, or load balancing via a proxy layer. Moreover, it provides APIs that facilitate the development of custom plug-ins, allowing for modifications to HTTP headers, processing of ESI requests, or the creation of specialized caching algorithms. Having successfully managed over 400TB of data daily at Yahoo! in both forward and reverse proxy setups, Apache Traffic Server has demonstrated its durability and reliability in environments with high demands. Consequently, it stands out as an excellent choice for organizations looking for a dependable caching proxy solution, capable of adapting to evolving needs. Its robust performance and extensive features make it suitable for a wide range of applications, enhancing overall web efficiency for its users.

NGINX Plus functions as a comprehensive software load balancer, reverse proxy, web server, and content cache, delivering the high-quality features and support that enterprises expect. It is especially popular among contemporary application development and infrastructure teams due to its remarkable efficiency. Renowned as one of the fastest web servers available, NGINX Plus builds upon the strengths of NGINX Open Source by adding essential enterprise features such as active health checks, high availability, DNS service discovery, session persistence, and a RESTful API framework. Its design as a cloud-native and user-friendly solution makes it an excellent choice for reverse proxying, load balancing, and serving as an API gateway. Whether you're aiming to improve monitoring, reinforce security protocols, or oversee Kubernetes container orchestration, NGINX Plus guarantees exceptional support that aligns with the NGINX brand. Furthermore, it provides a scalable and reliable high availability system, complete with monitoring tools that aid in troubleshooting and understanding complex application architectures. In addition to its proactive health checks that consistently assess the condition of upstream servers, NGINX Plus empowers teams to identify and resolve potential challenges effectively before they grow into significant problems, ensuring smooth operations and enhanced performance.

To sustain uninterrupted operations, businesses need effective solutions for improving system functionality, accelerating data processing, and guaranteeing reliable storage. In-memory technologies have proven to be valuable assets in tackling these issues. For over ten years, Tarantool has played a pivotal role in helping organizations worldwide develop intelligent caches, data marts, and detailed client profiles while maximizing server efficiency. This strategy not only cuts down storage costs related to credential management compared to standalone solutions but also enhances the overall service quality and security for client applications. Moreover, it reduces data management expenses by decreasing the number of independent systems that store customer identities. By examining user behavior and data insights, businesses can increase sales through faster and more precise product or service recommendations. Furthermore, improving the performance of mobile and web platforms can lead to a significant decrease in user drop-off rates. In larger companies, IT systems frequently operate within a closed network loop, which can create vulnerabilities as data flows without sufficient safeguards. Therefore, it is crucial for organizations to implement comprehensive strategies that not only protect their data but also optimize system performance and reliability. This dual focus can lead to enhanced customer trust and long-term business success.

SAP HANA is a cutting-edge in-memory database that efficiently manages both transactional and analytical workloads by utilizing a single data copy, regardless of its nature. It effectively eliminates the divide between transactional and analytical functions within businesses, allowing for quick decision-making whether used in a traditional data center or through cloud services. This advanced database management system grants users the ability to develop intelligent, real-time applications, which promotes fast decision-making from a consolidated data repository. By integrating sophisticated analytics, it bolsters the performance of modern transaction processing systems. Organizations can leverage cloud-native features such as enhanced scalability, speed, and performance to create comprehensive data solutions. With SAP HANA Cloud, businesses gain access to dependable and actionable insights from a unified platform while maintaining stringent security, privacy, and data anonymization that align with established enterprise standards. In the rapidly evolving market landscape, the intelligent enterprise increasingly depends on prompt insights generated from data, highlighting the necessity for real-time access to critical information. As organizations face rising expectations for immediate insights, adopting a powerful database solution like SAP HANA is essential for maintaining a competitive edge. The ability to make informed decisions based on real-time data is becoming a key differentiator in business success.

Couchbase sets itself apart from other NoSQL databases by providing an enterprise-level, multicloud to edge solution that is packed with essential features for mission-critical applications, built on a platform known for its exceptional scalability and reliability. This distributed cloud-native database functions effortlessly within modern, dynamic environments, supporting any cloud setup, from customer-managed to fully managed services. By utilizing open standards, Couchbase effectively combines the strengths of NoSQL with the familiar aspects of SQL, which aids organizations in transitioning smoothly from traditional mainframe and relational databases. Couchbase Server acts as a flexible, distributed database that merges the relational database advantages, such as SQL and ACID transactions, with the flexibility of JSON, all while maintaining high-speed performance and scalability. Its wide-ranging applications serve various sectors, addressing requirements like user profiles, dynamic product catalogs, generative AI applications, vector search, rapid caching, and much more, thus proving to be an indispensable resource for organizations aiming for enhanced efficiency and innovation. Additionally, its ability to adapt to evolving technologies ensures that users remain at the forefront of their industries.

Altibase distinguishes itself as a robust, open-source relational database designed for enterprise use, known for its exceptional performance. By leveraging in-memory processing alongside significant on-disk storage capabilities, it achieves speeds up to ten times faster than conventional on-disk databases. As a result, many organizations favor Altibase over other major players like Oracle, IBM, and Microsoft. Since its inception in 1999, it has effectively supplanted numerous traditional databases in industries requiring immediate data access. Altibase serves a diverse clientele of over 650 businesses worldwide, including eight members of the Fortune Global 500, facilitating thousands of vital deployments globally. The product is marked by its extensive maturity and rich array of features and functionalities. Altibase's open-source nature allows it to incorporate advanced technologies such as sharding to ensure scalability. Users enjoy the advantages of no licensing fees along with flexible, competitive subscription models. Over the span of two decades, Altibase has adeptly managed upwards of 6,000 mission-critical applications, showcasing its dependability and efficiency across various settings. This vast experience not only underlines its reliability but also positions Altibase as a prominent leader in the ever-evolving landscape of database technology, continuously adapting to meet the needs of modern enterprises.

FairCom DB stands out as an exceptional solution for managing large-scale, mission-critical business applications that require unmatched performance, reliability, and scalability that are often elusive with other database systems. It excels in delivering consistent high-speed transactions while integrating big data analytics and facilitating extensive parallel processing. With NoSQL APIs at their disposal, developers can efficiently handle binary data at machine speed, while the use of ANSI SQL enables straightforward queries and analyses on the same binary datasets. A notable example of its versatility can be seen in Verizon's recent decision to utilize FairCom DB as the in-memory database for their Intelligent Network Control Platform Transaction Server Migration. This sophisticated database engine offers a Continuum of Control, enabling organizations to achieve exceptional performance alongside a low total cost of ownership (TCO). Rather than imposing restrictions, FairCom DB adapts to the specific needs of users, ensuring that they are not limited by conventional database constraints. This flexibility empowers businesses to innovate and optimize their operations without compromise.