CrewAICrewAI is an MIT-licensed open-source Python framework for orchestrating multi-agent AI workflows; CrewAI Enterprise adds a hosted runtime with a free Basic tier and custom-priced governance features.AI Platforms & Generative AISelf-hostedOpen source
CrowdStrikeCrowdStrike Falcon unifies endpoint protection (EDR/XDR), identity threat detection and cloud security under one lightweight agent, sold in tiers from Falcon Go to Complete.Endpoint SecurityWebCommercial
CyclicCyclic, a serverless Node.js hosting platform, appears to be discontinued: as of September 2026 its domain returns a broken TLS certificate rather than a working site.Developer ToolsWebCommercial
DarktraceDarktrace offers separate network, email and endpoint security products for threat detection and response.Endpoint SecuritySoftwareCommercial
Dash0Dash0 is an OpenTelemetry-native observability platform priced on ingestion and storage volume, with a 14-day full-featured free trial and no permanent free tier.Monitoring & ObservabilityWebCommercial
DatabricksDatabricks combines data engineering, SQL analytics and machine learning on a lakehouse platform.Data Warehousing & LakehouseSoftwareCommercial
DatadogDatadog collects infrastructure metrics, logs, traces, and other signals so teams can investigate services and configure alerts.Monitoring & ObservabilityWebCommercial
DeepInfraDeepInfra provides pay-as-you-go, serverless GPU inference APIs for 100+ open-source AI models covering text generation, text-to-speech, text-to-image and embeddings, without customers managing their own GPU infrastructure.AI Platforms & Generative AISoftwareCommercial
Deta SpaceDeta Space, a free personal-cloud app hosting platform, appears to be discontinued: as of September 2026 its website and docs return server errors and are no longer reachable.Developer ToolsWebCommercial
DetectifyDetectify combines automated DAST scanning with crowdsourced vulnerability research to monitor internet-facing assets and web apps for exploitable issues.Application SecuritySoftwareCommercial
DifyDify (by LangGenius) is an open-source platform for building LLM apps with a visual workflow builder, RAG pipeline and agent tools; self-host the Community Edition free or use Dify Cloud on a freemium plan.AI Platforms & Generative AISelf-hostedOpen source
DigitalOceanDigitalOcean provides Linux virtual machines, managed Kubernetes, and application deployment services for teams building and operating web applications.Cloud Providers & HostingWebCommercial
DockerDocker provides tools to build container images, run isolated containers, define multi-service applications with Compose, and distribute images through registries.Containers & KubernetesSelf-hostedOpen source
DokployDokploy manages application and Docker Compose deployments on servers through a web interface.Containers & KubernetesSelf-hostedOpen source
DropboxDropbox offers cloud file storage, synchronized access, shared folders, and links for teams that exchange documents across devices.Collaboration & CommunicationSoftwareCommercial
DynatraceDynatrace brings application and infrastructure telemetry into an observability platform, with capabilities governed by the selected subscription.Monitoring & ObservabilitySelf-hostedCommercial
Elastic CloudElastic Cloud is Elastic's hosted Elasticsearch service, offered as fully managed Serverless or resource-based Hosted deployments across AWS, GCP and Azure, covering search, observability and SIEM/security use cases.SIEM & Threat IntelligenceSelf-hostedCommercial
ESETESET offers endpoint protection administered through ESET PROTECT, with detection and response options in selected packages.Endpoint SecuritySoftwareCommercial
ExoscaleExoscale is a Swiss-owned European cloud provider offering VMs, GPU servers, managed Kubernetes, object/block storage, databases and networking, billed by the second across zones in Switzerland, Austria, Germany, Bulgaria and Croatia.Containers & KubernetesSoftwareCommercial
FastlyFastly provides a global CDN, WebAssembly-based edge compute (Compute), and application security (WAF, bot management, API security, DDoS protection), with a free tier plus usage-based and flat-rate packages.Network SecuritySoftwareCommercial
FiberyFibery lets teams build custom apps (tasks, docs, CRM-like objects) on one connected workspace, with a free tier for up to 10 users and paid plans from €12/user/month.Project ManagementSoftwareCommercial
Fireworks AIFireworks AI provides low-latency, cost-optimized hosted inference and fine-tuning for open-source language and image models, using its own inference stack as the main differentiator versus other model-hosting APIs.AI Platforms & Generative AISoftwareCommercial
FivetranFivetran runs managed connections that replicate supported source data into a destination for analytics and downstream processing.Data EngineeringSoftwareCommercial
FlowiseFlowise is an open-source, self-hostable LLM/agent builder acquired by Workday in 2025. Workday announced Flowise is being sunset: feature work stopped and core support ended 31 August 2026.AI Platforms & Generative AISelf-hostedOpen source
Fly.ioFly.io runs applications on Fly Machines, with region placement and local persistent volumes for workloads that need storage.Cloud Providers & HostingSoftwareCommercial