Find the free tierthat fits your stack.

Is It Disposable

Is It Disposable detects disposable email addresses and domains through a drop-in JavaScript snippet and a REST API. It checks DNS-level data against a continuously refreshed dataset and returns a verdict plus MX validity, relay or forwarder status, public provider, role account and spam risk.

Superlog

Superlog is an observability and incident investigation platform for logs, traces, metrics, and frontend errors. It connects to existing tools such as Sentry, Datadog, Grafana, Slack, GitHub, AWS, and...

LayerCall

LayerCall is a trust intelligence API for fraud prevention that scores signups using IP, email, phone, domain, and device signals in a single request. The API returns a 0 - 100 risk score, an allow/re...

Localtonet

Localtonet is a tunneling service that creates an outbound encrypted connection from a device to Localtonet servers and exposes local services on public URLs. It supports HTTP/HTTPS, TCP, TLS, UDP, mi...

Parsivex

Parsivex is an AWS cost optimizer that connects to an AWS account, performs a read-only scan of billing data, CloudWatch metrics, and resource inventory, and returns a report of estimated monthly wast...

DigitalPlat Domains lets you register free public namespaces such as qzz.io, dpdns.org, us.kg, xx.kg and qd.je. You can point a registered name at external nameservers, so DNS and hosting stay with any provider you choose.

DistApp

DistApp is a self-hostable app distribution service for Android, iOS, and desktop builds. It accepts APK, AAB, and IPA uploads through a web dashboard or CLI, then generates shareable links and QR codes for testers and users to install builds without a store review.

MarionetteOps

MarionetteOps is a server monitoring service that tracks uptime, agents and servers, SSL certificates, domains and cron jobs, with public status pages for clients. The free plan has 20 uptime monitors, 20 agent/server monitors and 20 public status pages, with 1-minute checks and 12 alert channels.

Sherlo

Sherlo is a visual regression testing tool for React Native. It screenshots Storybook stories on iOS and Android simulators in the cloud, compares each run against the last approved version, and presents visual diffs for review before changes are shipped.