Categories

Security

1. SaaS Boilerplate with Auth & Payments

This project provides a comprehensive SaaS boilerplate designed to accelerate the development of SaaS applications. Built with modern technologies, it offers essential features to streamline your product launch and management.Authentication system for user sign-up and loginIntegrated payment processing with StripeAdmin panel for managing users and subscriptionsBuilt with Next.js, Firebase, and Stripe for reliable performanceThe main functionality includes user registration, secure authentication, payment handling, and administrative controls, enabling developers to focus on core features rather than infrastructure. It supports rapid deployment of SaaS products with scalable and secure architecture.The project is available under a freemium pricing model, allowing users to start free and upgrade as needed. It targets SaaS developers, startups, and businesses seeking a ready-to-use platform for building subscription-based services.Notable benefits include quick setup, robust security, and seamless integration with popular services, reducing time-to-market and development costs.

Developer Tools SaaS Security

2. K9Crypt Secure Messaging Platform

K9Crypt is a secure messaging platform designed to protect your conversations with advanced end-to-end encryption and zero-knowledge security architecture. It ensures that only you and your intended recipients can access your messages, providing complete privacy and confidentiality.End-to-End Encryption: Messages are encrypted on your device and can only be decrypted by the recipient.Zero-Knowledge Architecture: Stores only your username and password anonymously, with no message retention.Open Source & Cross-Platform: Transparent code available on multiple platforms including iOS, Android, Windows, and MacOS.Self-Destructing Messages: Set messages to automatically delete after a specified time for added security.The platform guides users through creating or joining encrypted chat rooms, configuring privacy settings, and sending secure messages. It employs proprietary algorithms like K9Crypt, Argon2, and SHA512 to ensure robust security standards. K9Crypt is free to use, with no ads or trackers, making it ideal for individuals and organizations prioritizing privacy and compliance. Its features are suitable for sensitive communications in corporate, governmental, or personal contexts, offering benefits such as enhanced security, transparency, and ease of use across devices.

Open Source Platforms Security

3. LocalKeys

LocalKeys is a local-first secret manager for developers. It replaces vulnerable .env files with an AES-256-GCM encrypted vault that works completely offline and requires explicit approval before any process can access your secrets.

Developer Tools Open Source Security

4. Intelguard

A real-time threat intelligence service that delivers analyst-validated indicators of compromise (IOCs) so teams can block threats before they spread. Feeds are pre-normalized for instant integration with firewalls, SIEMs and IDS/IPS, refresh every five minutes, and include automatic enrichment like CVE/MITRE context and confidence scores. Built for SOCs and MSPs, it minimizes false positives and removes per-lookup billing friction.

APIs & Integrations Data Science & Analytics Security

5. WebsiteCheckr - Website Performance & Security Analysis

WebsiteCheckr is a comprehensive platform designed to evaluate and enhance website performance, security, and SEO. It provides detailed reports on key metrics, helping developers and site owners identify issues and optimize their websites for better user experience and trust.Key features include:Trusted website scoring with verified performance badgesIn-depth SEO, performance, and security reportsAutomatic project organization for efficient managementOver 30 web tools for development, testing, and content optimizationThe platform analyzes your website's speed, quality, and security, offering actionable insights to improve load times, content quality, and privacy measures. Users can compare their site against top performers and track progress over time. It supports managing multiple projects and generating detailed reports to facilitate ongoing website improvements.WebsiteCheckr offers a freemium pricing model, allowing users to access core features for free with optional premium upgrades. It is ideal for developers, SEO specialists, and website owners seeking to build trustworthy, high-performing websites.By leveraging this platform, users benefit from enhanced website reliability, improved search engine rankings, and increased visitor trust, all through an easy-to-use interface and powerful analysis tools.

Security seo Web Development

6. Blueberry Loom

Cryptographically reinforced form builder that utilizes ML-KEM-1024, as well as the "ChaCha20 + Serpent-256 CBC + HMAC-SHA3-512" authenticated encryption scheme to enable end-to-end encryption for enhanced data protection.

Databases Open Source Security

7. NordVPN Security Platform

NordVPN is a leading cybersecurity service that provides secure and private internet browsing through a virtual private network (VPN). It encrypts user internet traffic, ensuring privacy and protection against cyber threats.Key features include:High-speed, encrypted VPN connectionsGlobal server network for reliable accessAdvanced security protocols to protect dataUser-friendly interface for easy setup and managementThe platform works by routing user internet traffic through secure servers, masking IP addresses, and encrypting data to prevent unauthorized access. It supports multiple devices and platforms, making it suitable for individual users, businesses, and organizations seeking enhanced online security.NordVPN offers a freemium pricing model, with basic features available for free and premium plans providing additional benefits such as faster speeds and more server options.Its target audience includes privacy-conscious individuals, remote workers, and businesses aiming to secure their network connections and protect sensitive information.Overall, NordVPN enhances online security, privacy, and freedom, making it a trusted choice for secure internet access.

Platforms Security

8. ProxiedMail - Email Privacy & Forwarding

ProxiedMail is a privacy-focused email service that allows users to generate unlimited, unique proxy email addresses. These addresses are forwarded to your primary inbox, providing enhanced security and control over your digital assets.Generate unlimited proxy emails with custom domainsForward incoming emails seamlessly to any email platformReply from proxy addresses without revealing your real emailSwitch email providers easily and deactivate addresses at any timeThe system works by creating proxy emails that forward messages to your real email, while allowing you to manage and control incoming communication. It supports API integrations, custom domains, and offers a lifetime plan for cost savings. Designed for users seeking to improve privacy, avoid vendor lock-in, and protect sensitive information, ProxiedMail is suitable for personal, professional, and critical service use cases. Its benefits include enhanced security, flexibility, and independence from traditional email providers, making it a reliable tool for managing digital identities securely.

Platforms Productivity Security

9. WebCatalog

WebCatalog offers a comprehensive suite of tools to discover, organize, and manage web applications and user accounts across multiple devices. It transforms websites into dedicated desktop apps, enabling users to stay focused and organized without cluttering their browser.Turn websites into standalone desktop applications for Mac, Windows, and Linux.Manage multiple accounts seamlessly with spaces and subspaces, keeping work and personal profiles separate.Organize apps with folders, pages, and personalized wallpapers for quick access.Secure your data with sandboxed environments, tracker blocking, and app locking features.The platform supports cross-device synchronization, privacy protection, and integration with popular email and calendar services. It caters to both individual users and teams, offering solutions for productivity, app management, and workflow organization. The pricing includes free and paid plans, with options for custom enterprise solutions.Ideal for professionals, developers, and organizations seeking efficient app and account management, WebCatalog enhances productivity by providing a unified workspace for web apps and accounts.

Platforms Productivity Security

10. SageXAI

SageXAI helps you automate your AI security and compliance fast. And we don't stop there. Our AI and automation power everything from real-time AI risk detection and prevention to incident response and compliance-ready evidence, whether you're starting up or scaling.

Artificial Intelligence SaaS Security

11. Moonito - Bot Protection & Analytics

Moonito is an advanced bot protection platform designed to detect and block VPNs, proxies, bots, and AI scrapers in real-time, ensuring website traffic is genuine. It provides accurate, bot-free analytics with a detection accuracy of 99.9%, helping website owners understand true visitor behavior.Real-time bot detection and blocking of malicious trafficAI scraper and proxy detection with behavioral analysisComprehensive visitor analytics and instant alertsEasy setup with SDKs and plugins for popular platformsMoonito works by analyzing each visitor's request, behavior, and origin to identify automated or suspicious activity. It offers customizable traffic filtering rules, device and geo-targeting, and web application firewall (WAF) features to enhance security. The platform integrates seamlessly via SDKs or plugins, enabling quick deployment within minutes.Pricing is available through tiered plans—starting from free for personal use, with paid options for enterprise-scale needs. It caters to website owners, developers, and businesses seeking reliable bot mitigation and accurate analytics.Benefits include improved data accuracy, enhanced security, and protection against ad fraud and scraping, making it ideal for e-commerce, content sites, and online services.

Business Analytics Developer Tools Security

12. MP Chat - Live with Crypto.

MPChat is an all-in-one platform that combines secure, end-to-end encrypted messaging with cryptocurrency management tools. It enables individuals and businesses to communicate privately, handle digital assets effortlessly, and make everyday transactions using cryptocurrency. Peer-to-peer encrypted instant messaging for privacy Trust-compliant cryptocurrency wallet for secure asset management Crypto-enabled payment card for daily purchases Developer platform with APIs and SDKs for building custom crypto applications The platform's main functionalities include secure messaging, digital asset management, crypto payments, and application development. Users can download the app on mobile devices, manage their crypto assets, and build innovative solutions on the developer platform. It caters to privacy-conscious users, crypto enthusiasts, and businesses seeking integrated crypto solutions. Pricing is based on a freemium model, offering free access with optional paid features. The platform aims to facilitate a seamless, secure, and private crypto experience for a global audience.

Developer Tools Finance & FinTech Security

13. MP Chat - Live with Crypto.

Developer Tools Finance & FinTech Security

14. CipherDecoder.org - Online Cipher Tools

CipherDecoder.org offers a comprehensive suite of online tools for encoding and decoding various classical and modern ciphers. It provides real-time encryption and decryption for popular ciphers such as Caesar, ROT13, Atbash, Vigenère, Playfair, and transposition ciphers, along with modern encodings like Base64, Hex, and URL encoding. Users can input text and select different cipher options, with features including shift values, case preservation, and inclusion of numbers. The platform also offers brute force analysis for Caesar cipher, helping users understand cryptographic techniques through interactive demonstrations.Supports multiple cipher types including substitution, transposition, and modern encodingsReal-time encryption/decryption with adjustable parametersBrute force and frequency analysis tools for cryptanalysisUser-friendly interface suitable for educational and practical useDesigned for students, educators, puzzle enthusiasts, and developers, CipherDecoder.org serves as an accessible resource for learning cryptography fundamentals and experimenting with encryption methods. Its free online platform makes it easy to explore cipher techniques without installation or technical setup, promoting understanding of cryptographic concepts and historical encryption methods.

Security Web Development

15. CipherDecoder.org - Online Cipher Tools

CipherDecoder.org offers a comprehensive suite of online tools for encoding and decoding various classical and modern ciphers. It provides real-time encryption and decryption for popular ciphers such as Caesar, ROT13, Atbash, Vigenère, Playfair, and transposition ciphers, along with modern encodings like Base64, hexadecimal, and URL encoding. Users can input text and select different cipher options, with features including shift values, case preservation, and inclusion of numbers. The platform also offers brute force analysis for Caesar cipher, helping users understand cryptographic techniques through interactive demonstrations. Supports multiple cipher types including substitution, transposition, and modern encodings Real-time processing with options for shift values, case, and number inclusion Brute force and frequency analysis tools for cryptanalysis Downloadable results and copy-to-clipboard features How it works: Users input their text, select cipher options, and the tool performs encoding or decoding instantly. It also provides educational insights into cipher mechanisms and historical context. The platform is free to use, making it ideal for students, educators, puzzle enthusiasts, and developers interested in cryptography. Pricing: Free Target audience includes cryptography learners, educators, puzzle creators, and software developers seeking quick cipher tools and educational resources. Benefits include easy-to-use interface, comprehensive cipher support, and educational value for understanding encryption principles.

Databases Security Web Development

16. Guard by OffSeq

Guard by OffSeq (guard.offseq.com) is an AI-powered website security and compliance analysis platform designed for businesses and professionals who want instant insight into their digital risk posture. It performs a comprehensive, multi-layer scan of any domain — analyzing cybersecurity configurations, privacy practices, email authentication, and even compliance readiness for frameworks like NIS2 and GDPR. Unlike traditional scanners, Guard combines technical analysis with business intelligence — identifying not only security gaps but also what technologies a website uses, how it handles user data, and how its digital infrastructure aligns with best practices. The platform produces clear, human-readable summaries suitable for executives, developers, and compliance officers alike. Guard operates as a non-intrusive, black-box tool, requiring no installation or credentials. Within seconds, users receive an actionable report detailing vulnerabilities, misconfigurations, and improvement recommendations. Its AI-generated narratives help organizations understand security posture from both a technical and management perspective. Part of the broader OffSeq ecosystem, Guard integrates with Radar (OffSeq’s threat intelligence platform) and complements OffSeq’s managed cybersecurity services such as CISO-as-a-Service and proactive monitoring. Built and maintained in the European Union by SEQ SIA (OffSeq), Guard helps organizations across the EU strengthen their cybersecurity governance and demonstrate compliance in line with modern regulations

Business Analytics SaaS Security

Featured

17. UUSEC WAF

Industry-leading free, high-performance, AI and semantic technology Web Application Firewall and API Security Gateway (WAAP) - UUSEC WAF.

Open Source Security Web Development

18. The DevSpace

Complete roadmap for full-stack developers, covering coding fundamentals from HTML, CSS, and JavaScript to modern frameworks. Featuring an in-browser code playground, 10 real-world projects, and a production-ready Next.js SaaS boilerplate.

Security Web Development

Featured

19. AskTuring Private AI Platform

AskTuring bridges the gap between generic AI chat tools and expensive enterprise solutions by transforming your business documents into a private, intelligent knowledge base. Unlike traditional AI platforms that may train on or share your data, AskTuring uses zero-trust security and SOC 2 compliance to guarantee complete privacy.With AskTuring, you can:Upload any business document—contracts, manuals, reports, emails, and moreAsk natural language questions and get precise, source-based answers instantlyAccess leading AI models (Claude, ChatGPT, Gemini) securely, without data sharingCollaborate seamlessly with your team, sharing indexes and managing knowledge at scaleBenefit from enterprise-grade security: encrypted storage, private cloud instances, and role-based accessThink of it as having a brilliant employee who has read every document in your business and can answer questions instantly—without ever forgetting, leaking, or training on your data.

Artificial Intelligence legal Security

Featured

20. OpenResty Manager

Modern, secure, and elegant server control panel, open source alternative to OpenResty Edge, allows you to easily secure reverse proxy websites running at home or on the Internet, including access control, denial of service attack protection, identity authentication, automatic application and renewal of free SSL certificates, without having to know too much about OpenResty or Let's Encrypt. And it supports host management, including easy-to-use web terminals and file management, as well as Docker Composer based application store, greatly reducing the difficulty of website building and container management.

DevOps & Cloud Open Source Security

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