Posthawk is an open-source email platform designed for developers to send transactional and marketing emails, schedule deliveries, manage templates, and handle inbound email through a simple REST API. It supports both managed cloud and self-hosted deployments, providing a complete email infrastructure with features like high deliverability, bounce handling, and multi-region support.
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Posthive is an open-source social media scheduler that supports multiple platforms including Bluesky, Threads, Instagram, LinkedIn, Mastodon, YouTube, and more. It allows users to write once and post to multiple platforms with features like first comment automation, drag-to-reschedule calendar, and AI caption assistance.
Muvon
✓ ReviewedMuvon is an AI development company that builds open source AI tools and products, focusing on AI-native workflows and selective partnerships. They operate as a small, bootstrapped team without venture capital, shipping tools from zero and emphasizing quality and meaningful projects.
Inbox Zero is an AI-powered email assistant that organizes your inbox and calendar, drafts replies in your voice, and helps you reach inbox zero quickly. It supports Gmail and Outlook, offers mobile and web clients, and emphasizes privacy with open-source code and enterprise-grade security.
nForms provides a single script tag solution combining bot protection and accessible form validation using Proof-of-Work instead of CAPTCHA. It ensures GDPR compliance with EU-only data storage and automatic WCAG 2.2 AA accessibility markup injection.
OpenKap is a free, open source screen recording tool designed for product teams. It allows instant screen recording via a Chrome extension, sharing through instant links, and supports AI-powered transcriptions and collaboration, with an option for self-hosting to keep data on your own servers.
OpenShorts is an open source AI clip generator that converts long videos such as podcasts, webinars, and interviews into vertical 9:16 clips suitable for TikTok, Instagram Reels, and YouTube Shorts. It offers both a self-hosted free version under the MIT license and a cloud-hosted service starting at $12/month with faster processing and no watermark.
OutRay is an open-source tunneling solution that exposes localhost servers to the internet supporting HTTP, TCP, and UDP protocols. It offers secure tunnels with custom domains, real-time analytics, and can be self-hosted for full control and transparency.
Jollycat
✓ ReviewedJollycat is an all-in-one file converter for macOS that supports over 80 formats and 1,650 conversion paths, running entirely offline on Apple Silicon Macs. It handles images, video, audio, documents, and PDFs with features like video editing, PDF toolkit, OCR, AI upscaling, and text-to-speech.
isready.ai is an open-source CLI and web service that audits websites for AI-readability and optimization for AI search engines like ChatGPT, Claude, and Perplexity. It performs 32 evidence-based checks across five dimensions to score sites and provides concrete fixes to improve AI visibility and interaction.
Keeper.sh is a calendar synchronization service that copies events between Google Calendar, Outlook, iCloud, and Fastmail to prevent double-booking by showing busy times across all calendars. It supports direct sign-in for major calendar providers and link-based connections for others, maintaining privacy by keeping event titles and details private unless enabled in Pro.
Flypython
✓ ReviewedFlyPython is a platform for learning to ship Python code using AI coding agents through real projects and automated verification with verify.py. It offers free courses for various AI coding tools and a Pro subscription for advanced development toolchain courses and capstone projects.
Databuddy is an open-source product analytics platform designed for startups and founders without a data team. It tracks visitors, events, funnels, goals, errors, and web vitals without using cookies, and includes an AI analyst named Databunny that answers questions about your data and shows the underlying queries.
LiteSpeed offers web infrastructure software including a web server, load balancer, cache plugins, and control panel plugins. Their products focus on high performance, Apache compatibility, and advanced features like HTTP/3 support and intelligent caching.
GAIA is an open-source personal AI assistant designed to proactively manage email, calendar, todos, workflows, and digital tools to enhance productivity. It integrates with over 100 tools and automates tasks across platforms without requiring code.
i18n-keyless is an internationalization (i18n) library and API service that eliminates the need for locale keys by allowing developers to write text directly in the primary language. It supports multiple SDKs and platforms, offers AI-powered translation fetching, and can be self-hosted or used as a service starting at €4/month.