Compare the Top Free Data Discovery Software as of April 2026

What is Free Data Discovery Software?

Data discovery software is a type of software tool that allows users to quickly identify patterns, trends, and relationships in large datasets. It utilizes tools such as natural language processing and machine learning to quickly analyze data and uncover insights. Data discovery software can be used in a variety of areas such as healthcare, business intelligence, fraud detection, risk management, and more. Its purpose is to give its users quick access to the most relevant data so they can make informed decisions. Compare and read user reviews of the best Free Data Discovery software currently available using the table below. This list is updated regularly.

  • 1
    Narrative

    Narrative

    Narrative

    Create new streams of revenue using the data you already collect with your own branded data shop. Narrative is focused on the fundamental principles that make buying and selling data easier, safer, and more strategic. Ensure that the data you access meets your standards, whatever they may be. Know exactly who you’re working with and how the data was collected. Easily access new supply and demand for a more agile and accessible data strategy. Own your data strategy entirely with end-to-end control of inputs and outputs. Our platform simplifies and automates the most time- and labor-intensive aspects of data acquisition, so you can access new data sources in days, not months. With filters, budget controls, and automatic deduplication, you’ll only ever pay for the data you need, and nothing that you don’t.
    Starting Price: $0
  • 2
    Open Content Platform

    Open Content Platform

    Open Content Platform

    Open Content Platform (OCP) is an open-source IT discovery and integration platform. OCP handles discovery, integration, and modeling for solutions in the datacenter. The core framework is micro-service, enabling process-level horizontal scalability. It’s fully extensible, designed for developers, and leverages components in the open-source space, to greatly reduce product complexity. The dynamic discovery is fundamentally different from other ITSM vendors, and the data-driven modeling keeps Applications and Services up-to-date for downstream consumption (e.g. Service-aware monitoring).
    Starting Price: $0
  • 3
    Normalyze

    Normalyze

    Normalyze

    Our agentless data discovery and scanning platform is easy to connect to any cloud account (AWS, Azure and GCP). There is nothing for you to deploy or manage. We support all native cloud data stores, structured or unstructured, across all three clouds. Normalyze scans both structured and unstructured data within your cloud accounts and only collects metadata to add to the Normalyze graph. No sensitive data is collected at any point during scanning. Display a graph of access and trust relationships that includes deep context with fine-grained process names, data store fingerprints, IAM roles and policies in real-time. Quickly locate all data stores containing sensitive data, find all-access paths, and score potential breach paths based on sensitivity, volume, and permissions to show all breaches waiting to happen. Categorize and identify sensitive data-based industry profiles such as PCI, HIPAA, GDPR, etc.
    Starting Price: $14,995 per year
  • 4
    HoundDog.ai

    HoundDog.ai

    HoundDog.ai

    AI-powered code scanner designed to implement a proactive, shift-left strategy for sensitive data protection and privacy compliance. Product development outpaces privacy teams, leading to a constant need to update outdated data maps, which consumes much of their workload. Use HoundDog.ai’s AI-powered code scanner to continuously detect vulnerabilities (currently overlooked by SAST scanners) where sensitive data is exposed in plaintext through mediums such as logs, files, tokens, cookies, or third-party systems. Get essential context and remediation strategies, such as omitting sensitive data, applying masking or obfuscation, or using UUIDs instead of PII. Receive alerts when new data elements are introduced, based on their sensitivity levels, and prevent out-of-scope product changes from going live to avoid privacy incidents. Eliminate the manual and highly error-prone processes typically associated with security tasks.
    Starting Price: $200 per month
  • 5
    Collate

    Collate

    Collate

    Collate is an AI‑driven metadata platform that empowers data teams with automated discovery, observability, quality, and governance through agent‑based workflows. Built on the open source OpenMetadata foundation and a unified metadata graph, it offers 90+ turnkey connectors to ingest metadata from databases, data warehouses, BI tools, and pipelines, delivering in‑depth column‑level lineage, data profiling, and no‑code quality tests. Its AI agents automate data discovery, permission‑aware querying, alerting, and incident‑management workflows at scale, while real‑time dashboards, interactive analyses, and a collaborative business glossary enable both technical and non‑technical users to steward high‑quality data assets. Continuous monitoring and governance automations enforce compliance with standards such as GDPR and CCPA, reducing mean time to resolution for data issues and lowering total cost of ownership.
    Starting Price: Free
  • 6
    Enov8

    Enov8

    Enov8

    End-to-end “Business Intelligence” for your IT organization. Promoting transparency, control, and productivity across environments, release and data. Promote scaled agility across your IT fabric. A complete environment and release picture supporting collaboration across teams and providing the insight that organizations require today to drive competitive innovation. Improve visibility of your complex IT fabric allowing better collaboration and decision making. Manage complex computer systems & the end-to-end IT fabric through a centralized portal. Measure test environment usage to reduce IT spend and increase project productivity. Eliminate chaotic and non-repeatable operations by establishing control via centralized runbooks and using automation on regular & time consuming tasks. Manage change and contention effectively whilst providing real time health status and powerful analytics to determine business impact.
    Starting Price: $8 per month
  • 7
    DragonGlass

    DragonGlass

    OpenCrowd

    DragonGlass is a highly scalable Platform as a Service infrastructure that stores and processes (unmarshalling, indexing, signature verification, etc) data collected from the Hedera Hashgraph platform at a TPS similar to the Mainnet. For end users the platform supports a Google-like search to access accounts, transaction, smart contracts files, … almost everything produced on the Mainnet. For developers, the platform supports a wide range of REST based API’s to access all data. DragonGlass also contains a dApp Marketplace where dApp developers can list their product for users to view all details related to the dApp, including transaction history, balance history, and payment receipts.
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