Best Free Data & Databases Tools in 2026

Document database that made NoSQL mainstream

4.7/5 on Capterra · 473 ratings, Sep 2026

MongoDB Atlas is a multi-cloud database service offering document database, search, vector search, and stream processing with automatic scaling and global distribution.

Enterprise cloud infrastructure from the database company

3.5/5 across SourceForge, G2, Trustpilot and more · 19,234 ratings, Sep 2026

Oracle Cloud provides enterprise cloud infrastructure. Autonomous database, compute, and enterprise applications-cloud from the database company. The database offering is unique. The enterprise focus is clear. The pricing can be competitive. Enterprises already using Oracle consider Oracle Cloud for consistent infrastructure.

Advanced open source SQL database

4.5/5 across G2 and Capterra · 1,094 ratings, Sep 2026

PostgreSQL is the advanced open-source database. Relational database with remarkable features-the database serious applications choose. The features are comprehensive. The reliability is proven. The community is strong. Applications needing relational data often choose PostgreSQL for capable, reliable storage.

The Search AI Company powering search, observability, and security with open and flexible solutions.

4.5/5 across Trustpilot, G2 and Capterra · 4,024 ratings, Sep 2026

Elastic Cloud provides search, observability, and security solutions powered by Elasticsearch. Available as hosted, serverless, or self-managed deployments across AWS, GCP, Azure, and Alibaba with flexible pricing options.

Navigate the B2B data jungle to precisely target and connect with decision-makers.

4.6/5 across SourceForge and G2 · 2,800 ratings, Sep 2026

Adapt.io is a B2B lead intelligence platform designed to redefine prospecting by providing accurate and verified contact and company data. It helps sales and marketing teams identify high-growth companies, discover key decision-makers, and build targeted lists with precision. The platform offers extensive data attributes, including firmographic, demographic, and technographic information, enabling users to personalize outreach and improve conversion rates. Primarily, Adapt.io serves sales representatives, account executives, and sales leadership by streamlining prospecting, enriching CRM data, and providing one-click integrations with outreach tools. For marketers, it empowers demand generation strategies, improves email campaign effectiveness, and facilitates hyper-targeted audience segmentation. The platform's core value lies in its ability to deliver high-quality, real-time verified data, ensuring sales and marketing efforts reach the right people with confidence. Adapt.io aims to help businesses scale their sales and marketing engines by providing a robust data foundation. It enables users to build pipelines that convert, increase email success rates, and boost overall prospecting productivity, ultimately leading to increased revenue.

Popular open-source relational database

4.5/5 across SourceForge and G2 · 1,688 ratings, Sep 2026

MySQL is the relational database that powered the web. Open source, reliable, and understood-the database behind countless applications. The ecosystem is vast. The knowledge is widespread. The reliability is proven. Web applications often use MySQL because it works and everyone knows it.

Build, run, and scale web scraping and automation workflows

4.7/5 across G2 and Capterra · 1,201 ratings, Sep 2026

Apify is a web scraping and automation platform that enables developers to build, run, and scale data extraction workflows. The platform provides a marketplace of pre-built scrapers (called Actors) and tools to create custom automation solutions for any website. The platform operates on a hybrid subscription plus usage model where plans include monthly platform credits consumed by compute units, data storage, and proxy usage. Actors handle everything from simple data extraction to complex browser automation, with support for JavaScript rendering and anti-bot bypass. Apify provides datacenter and residential proxy networks for reliable scraping at scale. Results can be stored in datasets and exported to various formats or integrated via API. The platform includes scheduling, monitoring, and webhook integrations for production workflows.

App development platform by Google

4.6/5 across G2 and Capterra · 1,073 ratings, Sep 2026

Firebase is Google's app development platform providing backend services for mobile and web applications. Realtime Database and Firestore handle data without server management. Authentication supports email, social login, and phone auth. Cloud Functions run backend code without servers. Hosting, analytics, and crash reporting included. The complete backend for apps that need to ship fast and scale automatically.

Unified data protection, security, and resilience for hybrid environments and AI workloads.

4.7/5 across G2 and Capterra · 828 ratings, Sep 2026

Veeam provides a comprehensive platform for data protection, security, and resilience across diverse IT environments, including cloud, virtual, physical, SaaS, and Kubernetes. It helps organizations manage and protect their data, applications, and workloads, ensuring rapid recovery from cyber threats like ransomware and enabling secure AI adoption. The platform is designed for enterprises, small businesses, and service providers, offering solutions for data backup, recovery, orchestration, and security. It integrates capabilities like immutable backups, automated malware scanning, and data portability to maintain business continuity and compliance. Veeam also focuses on securing AI initiatives by providing tools for data governance, policy enforcement, and audit trails for AI models and agents. Key benefits include accelerated recovery times, enhanced data security with Zero Trust principles, automated compliance, and the ability to confidently deploy AI at scale by managing risks associated with sensitive data and AI pipelines.

Managed cloud document database, no ops required

4.5/5 on G2 · 901 ratings, Aug 2026

MongoDB Atlas provides managed MongoDB in the cloud. Document database without ops work-MongoDB with the infrastructure handled. The management is automatic. The scaling is flexible. The serverless option exists. Teams wanting MongoDB without database operations choose Atlas for managed documents.

S3-compatible object storage with zero egress fees

4.5/5 on G2 · 758 ratings, Sep 2026

Cloudflare R2 is an S3-compatible object storage service with zero egress fees. It integrates seamlessly with Cloudflare's global network for fast delivery.

Federated content platform with GraphQL

4.5/5 across G2 and Capterra · 745 ratings, Sep 2026

Hygraph (formerly GraphCMS) is a headless CMS that pioneered GraphQL-first content APIs. The platform focuses on content federation - connecting and unifying content from multiple sources. Hygraph is known for its powerful GraphQL API, content localization, and flexible content modeling. The platform is popular among teams building complex content architectures that need to combine content from different systems into a unified API.

Unify customer data and personalize experiences across 750+ destinations

4.6/5 across G2 and Capterra · 639 ratings, Sep 2026

Twilio Segment is a customer data platform (CDP) that collects first-party data from every touchpoint and activates it across 750+ destinations for unified customer profiles and personalized experiences.

Serverless SQL database at the edge

4.5/5 on G2 · 696 ratings, Mar 2026

Cloudflare D1 is a serverless SQL database built on SQLite that runs on Cloudflare's global edge network. Designed for developers using Cloudflare Workers and Pages, it provides low-latency data access without managing infrastructure. D1 supports standard SQL queries, automatic read replication, and a Time Travel feature for restoring databases to any point within the last 30 days. Its pricing follows a scale-to-zero model with no charges when inactive and no egress fees, making it cost-effective for applications with variable traffic. Individual databases are capped at 10 GB, encouraging a distributed multi-database architecture.

Doc that brings it all together

4.6/5 across G2 and Capterra · 591 ratings, Sep 2026

Coda is a document that brings together words, data, and teams. Build docs that work like apps with tables, buttons, and automations. Packs connect to 600+ apps and services. Formulas power calculations and logic. Templates for product launches, meeting notes, and team wikis. The doc that does what spreadsheets, docs, and apps can't do alone.