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  • Karakeep Self-Hosted Bookmark Manager with AI Tagging

    Karakeep (formerly Hoarder) is a self-hosted bookmark-everything app with 24K+ GitHub stars that provides AI-powered automatic tagging, full-text search, link archiving, and a REST API. It supports bookmarking links, notes, images, and PDFs with OCR extraction and RSS feed auto-hoarding.

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  • Mautic Open Source Marketing Automation Platform

    Mautic is the world’s largest open-source marketing automation platform. It provides email campaign management, lead scoring, contact segmentation, landing pages, and multi-channel marketing automation with a full REST API for programmatic control.

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  • Stalwart All-in-One Mail and Collaboration Server

    Stalwart is an open-source mail and collaboration server written in Rust that provides JMAP, IMAP4, POP3, SMTP, CalDAV, CardDAV, and WebDAV support. It enables agents to deploy and manage self-hosted email infrastructure with built-in spam filtering, DKIM/DMARC/SPF authentication, and full calendar and contact synchronization.

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  • NetBird WireGuard Mesh VPN with Zero Trust Access Controls

    NetBird creates encrypted WireGuard-based overlay networks with SSO, MFA, and granular access controls. It provides peer-to-peer connectivity with NAT traversal, centralized management via a web UI and REST API, and supports self-hosted deployment for secure private networking.

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  • Twenty Open Source CRM Platform and Salesforce Alternative

    Twenty is a modern open-source CRM built to replace Salesforce, with customizable objects, workflow automation, email and calendar integration, and a GraphQL API. It offers kanban, table, and calendar views with fine-grained permission controls and self-hosting support.

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  • NocoDB Self-Hosted No-Code Database Platform with REST API

    NocoDB turns any SQL database into a smart spreadsheet with a full REST API. It provides a self-hosted Airtable alternative that connects to PostgreSQL, MySQL, SQLite, and other databases, enabling no-code data management with automation, collaboration, and API-first access.

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  • Tiptap Headless Rich Text Editor Framework for Web Applications

    Tiptap is a headless, framework-agnostic rich text editor built on ProseMirror. It provides a fully customizable editing experience through 100+ extensions, supporting React, Vue, and plain JavaScript with no preset UI constraints.

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  • Silero VAD Pre-Trained Enterprise Voice Activity Detection

    Silero VAD is a pre-trained enterprise-grade Voice Activity Detector that identifies speech segments in audio streams. It runs locally via PyTorch or ONNX Runtime with minimal resource requirements, making it ideal for real-time audio processing pipelines.

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  • SpeechBrain PyTorch Conversational AI and Speech Processing Toolkit

    SpeechBrain is an open-source PyTorch toolkit that accelerates conversational AI development. It provides recipes and pretrained models for speech recognition, speaker verification, speech enhancement, speech separation, language modeling, and text-to-speech across 40+ datasets.

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  • Redocly CLI OpenAPI Linter and Documentation Generator

    Redocly CLI is an all-in-one OpenAPI utility that lints, validates, bundles, and generates documentation from API descriptions. It supports OpenAPI 3.2, 3.1, 3.0, Swagger 2.0, AsyncAPI 3.0, and Arazzo 1.0 with customizable rulesets for API governance.

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