Hook0
UnclaimedOpen-source Webhooks-as-a-Service for reliable, secure, and scalable event delivery.
Visit WebsiteFreemiumVisit Website
Tracked since2026
0 reviews trackedThe Bottom Line
Entry price
Free plan available, paid tiers above
Biggest pro
Fully open-source, preventing vendor lock-in and ensuring sustainability.
Biggest con
Dashboards and failure notifications are listed as 'Coming soon', indicating some features are not yet available.
TL;DR - Hook0
- Open-source Webhooks-as-a-Service for easy event delivery.
- Handles deliverability, smart retries, and enterprise-level security.
- Offers an embeddable subscriber portal and ensures data sovereignty with GDPR compliance.
Pricing: Free plan available
Best for: Growing teams
What is Hook0?
Hook0 is an open-source Webhooks-as-a-Service (WaaS) designed to simplify webhook management for developers. It allows applications to send events via a single API call, offloading the complexities of deliverability, retries, and security. The platform ensures that webhooks are delivered reliably with features like smart retries, endpoint monitoring, and cryptographic signatures to prevent common attacks.
This solution is ideal for developers and teams who need a robust, scalable, and secure webhook infrastructure without vendor lock-in. It provides tools for both the sending application and its subscribers, including an embeddable portal for subscribers to manage their webhooks, view logs, and debug events. Hook0 emphasizes data sovereignty, with its SaaS version hosting all data in Europe and being fully GDPR compliant, making it a strong choice for businesses prioritizing data control and compliance.
Available on: Web
Pros & Cons
Pros
- Fully open-source, preventing vendor lock-in and ensuring sustainability.
- Comprehensive feature set for reliable and secure webhook delivery.
- Strong emphasis on data sovereignty and GDPR compliance, with European hosting.
- Easy integration with JSON REST API, SDKs, and AI assistant support.
- Provides tools for both developers and their subscribers (e.g., embeddable portal, logs).
Cons
- Dashboards and failure notifications are listed as 'Coming soon', indicating some features are not yet available.
- Specific pricing tiers beyond the 'Free Plan' are not detailed on the provided pages.
Key Features
Open-SourceJSON REST API, SDKs, and MCP Server for AI assistantsEnterprise Level Security (TLS, cryptographic signatures)Smart Retries (exponential back-offs, endpoint monitoring, notifications)Mock Payloads, Webhook Logs, and Subscriber PortalEmbeddable Portal with custom subdomain and brandingPrecise Dispatch with fine-grained subscriptions and event filteringData & Sovereignty (data stays in Europe for SaaS, no vendor lock-in)
Pricing Plans
Developer
FREE Forever
- Fully managed, no infra. to own
- 1 developer
- 1 application
- 10 event types
- 10 subscriptions
- Up to 100 events/day
- 7 days data retention
- Community support
Startup
$59 / month
- Fully managed, no infra. to own
- 25 developers
- 1 application
- 50 event types
- 300 subscriptions
- Up to 30,000 events/day
- 14 days data retention
- Email support (3-day response)
Pro
$190 / month
- Fully managed, no infra. to own
- Unlimited developers
- Unlimited applications
- Unlimited event types
- Unlimited subscriptions
- Up to 100,000 events/day
- 30 days data retention
- Priority email support (3-day response)
Enterprise
Custom /year
- Fully managed, no infra. to own
- Unlimited everything
- Custom events per day
- Custom data retention
- Guaranteed SLA & dedicated support
- Enterprise security & compliance
- Static source IPs (on demand)
Self-hosted
FREE Forever
- Host your own instance
- Your data, your rules
- Server Side Public License
- Community support on Discord
Recommended Pro (On-Premise)
$1000 setup + $500/month
- Your data, your rules
- Up to 1,000,000 events/day
- Compatible with most cloud providers
- Managed updates
- Priority email support (3-day response)
Enterprise (On-Premise)
Contact us
- Your data, your rules
- Guaranteed SLA & dedicated support
- Custom events per day
- Study of your use cases
- Custom developments
- Training
How Hook0's pricing compares
At $59/mo, Hook0 is mid-range of its 6 direct competitors ($1.42 to $490/mo across the set).
Entry paid plan, monthly.
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Hook0 FAQ
How does Hook0 ensure the security of webhooks?
Hook0 secures all webhooks using TLS encryption. Additionally, each webhook includes a cryptographic signature to prevent common attacks such as forgery, replay attacks, and man-in-the-middle intrusions.
What mechanisms does Hook0 employ for handling webhook delivery failures?
Hook0 manages delivery failures through smart retries, utilizing exponential back-offs. It also includes endpoint monitoring and notification systems to inform users about delivery issues.
Can users customize the experience for their webhook subscribers?
Yes, Hook0 offers an embeddable portal that allows users to provide a branded experience to their subscribers. This includes using a custom subdomain and uploading their own logo to the subscriber portal.
How does Hook0 support data sovereignty and GDPR compliance for its SaaS users?
For users of the Hook0 SaaS version, all data is stored exclusively in Europe, ensuring compliance with GDPR regulations. Hook0 is also prepared to execute a data processor agreement with companies as needed.
What options are available for deploying Hook0, beyond the SaaS offering?
Beyond the SaaS version, Hook0 provides single-tenant and on-premise deployment options. This flexibility allows organizations to choose the environment that best suits their security and infrastructure requirements.
Source: hook0.com