Browse Tools, Page 7

1Lookup

Real-time data verification API for phone, email, IP, and domain validation to fight fraud

Hack2hire

Practice real SDE interview questions from top tech companies with expert worked solutions

Codedex

A gamified, story-driven platform that teaches Python, web dev, and more like an RPG quest

Customer.io

Event-driven messaging platform for product teams that want to send email, push, SMS, and in-app messages from real user behavior.

Contentful

Headless CMS that models content as structured data and delivers it through APIs to web, mobile, and other channels.

Loops

Modern email platform built for SaaS teams, combining transactional, marketing, and lifecycle messages with a clean API.

Sanity

Composable content platform with a customizable studio, real-time collaboration, and a queryable structured content backend.

Postmark

Transactional email service obsessed with deliverability, fast inbox arrival, and clean per-message logs for app teams.

Mailgun

Developer-focused email infrastructure with APIs, SMTP, validation, and analytics for high-volume transactional sending.

Lucide

Open-source icon library, a community-led fork of Feather, with 1,500+ consistent icons and bindings for every major framework.

Heroicons

Free, MIT-licensed SVG icon set crafted by the Tailwind Labs team, with outline, solid, mini, and micro variants.

Render

Managed cloud hosting for web services, static sites, cron jobs, and Postgres without the AWS console.

Deno Deploy

Run JavaScript and TypeScript on the edge with zero config, built by the team behind the Deno runtime.

Fly.io

Run full-stack apps and Postgres close to your users by deploying Firecracker microVMs to dozens of regions.

Heroku

The original git-push PaaS. Owned by Salesforce, still kicking, still the easiest way to deploy a Rails or Django app.

Rollbar

Error monitoring with automated grouping and AI-assisted suggestions for which errors to actually fix first.

Tailscale

WireGuard-based mesh VPN that connects your devices, servers, and cloud resources into one private network in minutes.

Playwright

Microsofts open-source end-to-end browser testing framework for Chromium, Firefox, and WebKit with one API.

Bruno

Git-friendly, fully offline API client that stores collections as plain text files in your repository.

Honeycomb

High-cardinality observability for distributed systems. Query traces by any field without pre-defining indexes.

Cloudflare Pages

Free Jamstack hosting on Cloudflares edge with unlimited bandwidth and tight integration with Workers.

CircleCI

Hosted continuous integration that runs your test suite in parallel containers across Linux, macOS, Windows, and ARM.

Insomnia

Open-source API client for REST, GraphQL, gRPC, and WebSockets. Postmans more polished, less corporate cousin.