Best Enterprise Search Software for Linux of 2025

Theum is cutting-edge software that fuses advanced knowledge management technology with generative AI capabilities to create an unparalleled platform for automating and controlling your organization’s knowledge processes and at the same time maximizing the value of your knowledge assets. Theum enables you to: - Streamline and automate complex tasks such as aggregating, curating, synchronizing, securing, converting, publishing, and delivering knowledge from diverse knowledge silos - Provide instant access to the precise, detailed knowledge required for any task via advanced, multilingual semantic search bolstered by a unique, intelligent context guidance system - Equip users with the full analytical and generative power of ChatGPT, seamlessly integrated into your knowledge and available for immediate use - Enhance knowledge quality and efficacy by analyzing user engagement, access trends, emerging needs, knowledge hot points, and more - Mitigate scalability issues in AI development and the compliance risks of unmonitored knowledge flows and the accidental use of unauthorized knowledge

Omnis Studio is a cross-platform application development environment. Omnis Studio allows programmers and application developers to create application code once and then deploy their applications on almost any platform or device. This includes desktop PCs on Windows, macOS, and tablets as well as phones on iOS, Android, and Windows. Omnis JavaScript Client supports a wide range of client devices. This unique JavaScript-based technology renders the application UI and web pages in a standard web browser for desktops and mobile devices. Omnis Studio allows data and service integration via REST-based Web Services. The Omnis Studio API lets you extend the functionality of Omnis Studio with its powerful and flexible external components API. Omnis is headquartered at the UK, and has subsidiaries in USA and France. There are also distributors for many other parts.

Cohere is an AI company that provides advanced language models designed to help businesses and developers create intelligent text-based applications. Their models support tasks like text generation, summarization, and semantic search, with options such as the Command family for high-performance applications and Aya Expanse for multilingual capabilities across 23 languages. Cohere emphasizes flexibility and security, offering deployment on cloud platforms, private environments, and on-premises systems. The company partners with major enterprises like Oracle and Salesforce to enhance automation and customer interactions through generative AI. Additionally, its research division, Cohere For AI, contributes to machine learning innovation by fostering global collaboration and open-source advancements.

This software will allow you to search, organize, and share all your files on your desktop as well as across multiple cloud drives. Your computer has valuable data and it is growing quickly. Although you may have many files on cloud drives, the majority of your documents and photos are still on your computer. It can be difficult to locate all files and you could waste precious time searching for the right file. QuikFynd instantly finds files on your computer, connected network drives and removable storage. It can also be used to search across cloud drives. QuikFynd is beautiful and simple to use. It can search for keywords in documents or objects in images. It even tags your documents automatically with machine learning.

Create Marketplaces and Portals A platform that is open-source and opinionated, essential for modernizing web applications. Businesses and enterprises often have legacy databases and services. A CMS is required to provide a customized area for clients. Reindex is a mature platform that binds all of these together. It allows you to expose data from your core services and supercharge your CMS. Reindex is the ideal solution if you feel your CMS has outgrown its capabilities, want to increase personalized user capabilities, or need microservices to augment your CMS.

It is all about getting insight. TAS Insight Engine gives you all the information you need to make the right business decisions. In order to support business decision making, getting insight is a type of information extraction from enterprise data. It is clear why insight is so important in today's business world. Understanding your data and getting answers are crucial to meet the challenges of today's market. Every sector and every area is important. TAS Insight Engine combines the best of text analytics, natural language processing (NLP), and machine learning (ML) to make this possible.

Kore.ai enables enterprises worldwide to harness the power of AI for automation, efficiency, and customer engagement through its advanced AI agent platform and no-code development tools. Specializing in AI-powered work automation, process optimization, and intelligent service solutions, Kore.ai provides businesses with scalable, customizable technology to accelerate digital transformation. The company takes a model-agnostic approach, offering flexibility across various data sources, cloud environments, and applications to meet diverse enterprise needs. With a strong track record, Kore.ai is trusted by over 500 partners and 400 Fortune 2000 companies to drive their AI strategies and innovation. Recognized as an industry leader with an extensive patent portfolio, it continues to push the boundaries of AI-driven solutions. Headquartered in Orlando, Kore.ai maintains a global presence with offices in India, the UK, the Middle East, Japan, South Korea, and Europe, ensuring comprehensive support for its customers. Through cutting-edge AI advancements, Kore.ai is shaping the future of enterprise automation and intelligent customer interactions.

Curiosity, a powerful app for searching, allows you to search all of your files, emails and apps in one place. It eliminates the need to perform multiple searches, saving time and increasing productivity. Curiosity allows you to quickly find the information you need in any folder, email or cloud app, such as Google Drive or Notion. It can search inside images, files, and scans. You can also use the AI Assistant to talk to your files and auto-reply emails, ask questions, summarize meeting, and more. The app can also be used as a launcher. You can use it to open programs, join online meetings, search the history of your clipboard, or call up AI Assistant. Fast and easy.

Bloomreach personalizes e-commerce. Its data engine unifies customer and product data in real-time so businesses can understand what customers want. By connecting this understanding to all channels, the ecommerce experience becomes limitless - reflecting a changing consumer as they shop. Loomi's AI for ecommerce is a powerful tool that creates new paths to purchase. Bloomreach's products include Engagement, a marketing-automation platform, Discovery, an ecommerce search solution, Content, a CMS without a user interface, and Clarity, AI powered conversational shopping. The company holds multiple AI patents, and it serves global brands such as Williams-Sonoma and Bosch.

DragonGlass is a highly scalable Platform as a Service infrastructure. It stores and processes (unmarshalling indexing, signature verification etc) data from the Hedera Hashgraph Platform at a TPS comparable to the Mainnet. The platform allows end users to search Google-like for accounts, transactions, smart contracts files, and... almost all other information produced on the Mainnet. The platform supports a wide variety of REST-based API's for developers to access all data. DragonGlass also offers a dApp Marketplace, where developers can list their product and allow users to view all details about the dApp, such as balance history and payment receipts.

The Information Governance Suite is a collection of products that help organizations better discover, categorize and enhance their information assets, regardless of which system they are managed. The suite includes: -.discover which connects with information systems to index and categorize structured and unstructured information assets –.policy which allows organizations create full lifecycle policies to preserve and dispose of information - preservation and disposal near the end of an asset's lifecycle -.preserve which allows organizations to retain and dispose digital assets near the end - process which automates content-related actions such as content categorization to help record teams deal with increasing workload.

Sphinx is an open-source full text search engine. It was designed with simplicity, performance, relevance (aka search quality), as well as integration simplicity in mind. It is written in C++ and can be used on Linux (RedHat Ubuntu, etc), Windows and MacOS, Solaris and FreeBSD. Sphinx allows you to either batch index and store search data in an SQL database, NoSQL or just files, or index and search data as needed. It works almost exactly the same way with a database server. Sphinx offers a variety of text processing options that allow you to fine tune it for your specific application requirements. You can also adjust the quality of search results with a number relevance functions. SphinxAPI allows you to search in just 3 lines of code. SphinxQL allows you to query your results using SQL. Sphinx indexes between 10-15 MB and 60 MB per second on a single CPU core.

Redis Enterprise offers powerful real-time querying, indexing, and full text search engines. It is available both on-premises as well as managed in the cloud. It is optimized for performance by using in-memory data structure implemented in C. Scale up and partition indexes across multiple shards or nodes for increased speed and memory capacity. You can continue operations in any scenario thanks to Active-Active failover and five-nines availability. Redis Enterprise real time search allows you create primary and secondary indexes quickly on JSON and Hash datasets. This is done using an incremental indexing method for quick index creation and deletion. The indexes allow you to query data at high speed, perform complex aggregates, filter by properties and numeric ranges, as well as filter by geographical distance.

Unleash is a one-stop shop that simplifies knowledge management, and makes information more accessible. Our engine analyzes word relationships to find relevant results even when your query is imperfect. Ask a question to receive AI-generated answers from your knowledge base. You can easily find and access all the information you need with top search capabilities. Integrate Unleash’s AI-powered Bot into Slack Teams, Zendesk and more to empower your team with instant automated responses sourced directly from the knowledge base of your company. You can fine-tune the bot's knowledge to provide accurate and relevant answers to questions asked on your platforms. Find out who is working with whom, on what and who are the experts in related fields. Manage company knowledge using wikis, collections and go links, and access them from anywhere.