Developer tools

Exit1.dev is an uptime monitoring service that offers checks as frequent as every 15 seconds with live probe streaming showing DNS, connect, TLS, and TTFB timings in real time. It supports multiple protocols, global monitoring regions, domain intelligence, alerting integrations, and public status pages with a focus on fast incident detection and detailed monitoring data.

Expiroo is a website and domain monitoring software that tracks uptime, SSL certificates, DNS records, and domain expiration dates. It alerts users via email, Telegram, WhatsApp, or webhook when issues arise, helping prevent downtime and missed renewals.

ExtensionFast is an AI-native starter kit designed to help developers quickly build and ship paid cross-browser extensions for Chrome, Firefox, and Edge. It includes pre-built payments, authentication, and Chrome Web Store setup to save over 60 hours of development time.

Fajita is an open-source uptime monitoring platform that verifies failures before alerting teams. It monitors websites, APIs, SSL certificates, and cron jobs, offering both self-hosted and managed cloud options.

Authentication system with next-auth, Google & Github OAuth. Customizable UI components with modern designs, dark mode, and themes.

Fastlaunchapi.dev offers a FastAPI template that includes Stripe integration, JWT authentication, and Docker support. It aims to save developers 1-3 weeks of development time and is used by over 100 developers in production.

FeatQ is a hosted feature-voting board platform that integrates with coding agents to turn top-voted user requests into build-ready specifications and automatically publishes changelogs. It supports email-based voting without user accounts and provides a seamless workflow from feedback collection to shipping features with automated notifications.

Safe and controlled feature releases with gradual rollout and rollback capabilities. Controlled audience targeting to limit initial release to a percentage or known group. Progressive rollout to scale access gradually from a small percentage to everyone while using the same build.

FeedFast is a SaaS platform that consolidates release notes publishing, user feedback collection, and uptime monitoring into a single dashboard with a public hub page per project. It enables teams to communicate product updates, gather user input without requiring accounts, and maintain status pages with scheduled maintenance and incident alerts.

Flags.md offers edge-native feature flags built on Cloudflare, enabling kill switches, percentage rollouts, user targeting, and A/B experiments for modern teams.

Foremerge is an open-source coordination protocol for coding agents that operates above Git. It enables agents to keep isolated worktrees while sharing intent, semantic claims, ChangeSets, and verification to avoid conflicting changes that Git cannot detect.

FormSubmit is a CLI-first form backend designed for static sites, enabling developers and AI agents to create forms, view submissions, and manage credits from the terminal without needing an SDK or server hosting. It supports both a command-line interface for developers and a dashboard for teams, with features like spam filtering, email notifications, file uploads, and real-time inbox management.

FoundersDeck is a German-based uptime monitoring service that offers heartbeat checks and public status pages, all hosted on EU infrastructure in Nuremberg, Germany. It ensures GDPR compliance and zero exposure to the US CLOUD Act by keeping all data within the EU and providing tools for monitoring websites, APIs, background workers, and backups with instant alerts and incident classification.

Plan and automate Git commit schedules including historical backfill and future commits. Plan past dates and schedule future commits from one dashboard. Generated commits remain visible in Git with message, timestamp, and changed activity-log file.

Gemini Design MCP is an AI-powered MCP server that acts as a frontend developer inside any AI agent or IDE, generating production-ready UI with a single command. It integrates with various AI models and IDEs, preserving context and enabling high-quality frontend code generation without manual UI coding.

geOps develops modern web applications based on geo and real-time data, focusing on public transport, mobility, logistics, and environment. They emphasize the use of open source technologies to deliver effective and intuitive business case apps and reliable traveler information.

AI Dev is an AI-powered developer that integrates with GitHub to autonomously analyze, plan, and implement solutions from issues to pull requests. It uses an adaptive multi-model engine including GPT-5-Codex, Claude Sonnet 4.5, and Gemini 3 Pro to optimize code generation and supports organization-wide integration and parallel issue execution.

BesTest is a Jira-native test management tool that connects requirements, test cases, and execution with traceability and review workflows. It supports manual, CI-driven, and AI-supported testing within Jira and offers a unified source of truth for requirements and test coverage.