tun2socks
Go-based tool that routes all network traffic from a machine through a SOCKS, HTTP, Shadowsocks or SSH proxy via a TUN interface. Cross-platform and fast.
// Digital Gems
Tools, libs and projects discovered over time.
>
// REGISTRY83 entries
Quackback
Open source feedback platform, self-hosted alternative to Canny and Productboard. Voting boards, roadmaps, changelog publishing and AI duplicate detection.
Docusaurus
React-powered static site generator optimised for documentation. Built-in versioning, i18n, search, blog and a plugin system that ship out of the box.
Excalidraw
Open source virtual whiteboard for hand-drawn style diagrams, wireframes and sketches. End-to-end encrypted real-time collaboration, PNG/SVG export, offline PWA.
Flowise
Visual no-code builder for AI agents and workflows with drag-and-drop. LangChain connectors, RAG, multi-agent, LLM integrations, REST API and Docker self-host.
Mermaid
JavaScript tool that turns Markdown-like text into diagrams (flowcharts, sequence, Gantt, class…). Documentation as code that lives next to the source.
open-appsec
Self-learning ML security engine for web applications and APIs. Blocks OWASP Top-10 and zero-day attacks without signatures or manual rules to maintain.
Storybook
Frontend workshop to build, document and test UI components in isolation. Multi-framework support (React, Vue, Angular, Svelte), addons and built-in docs.
2FAuth
Self-hosted web alternative to Google Authenticator: manage all your 2FA accounts and generate TOTP/HOTP security codes from any browser, on any device.
PegaProx
Web platform to manage multiple Proxmox VE and XCP-ng clusters from a single dashboard. Cross-cluster VM migration, RBAC, ACME and live metrics included.
ProxCenter
Modern web UI to manage multiple Proxmox VE clusters and PBS instances from one dashboard. Cross-hypervisor migration, workload balancing and HA included.
Sniffnet
Cross-platform Rust app to monitor and analyze network traffic in real time, with filters, live charts, host geolocation and PCAP import/export support.
Databasus
Self-hosted backup tool for PostgreSQL, MySQL, MariaDB and MongoDB. S3/GDrive/SFTP storage, AES-256-GCM encryption and notifications.
NocoDB
Open-source Airtable alternative. Turns any SQL database (MySQL, Postgres, SQLite) into a collaborative spreadsheet with Kanban, Form, Gallery and REST API.
Apache APISIX
Dynamic, high-performance API gateway built on Lua/OpenResty. Hot-reload routing, plugin ecosystem, observability and multi-protocol (HTTP/3, gRPC, MQTT).
Authelia
Open source authentication server in front of your reverse proxies: SSO portal, 2FA (TOTP, WebAuthn, Duo push), OpenID Connect provider and fine ACLs.
Camoufox
Anti-detect browser built on Firefox for web scraping and automation — C++-level fingerprint injection, stealth patches and human-like mouse movement.
GoAccess
Real-time web log analyzer written in C. Interactive HTML report or terminal dashboard, zero external dependencies, built-in WebSocket for live updates.
MarkItDown
Microsoft's Python library and CLI to convert PDF, Word, Excel, images, audio and more into clean Markdown, ready for LLMs and text analysis pipelines.
Outline
Open source real-time knowledge base for teams. Fast markdown editor, AI-powered search, granular permissions and full self-hosting support out of the box.
Polar
Open source monetization platform for developers. Merchant of Record handling payments, subscriptions, global taxes and digital product sales out of the box.
CrowdSec
Open source IDS/IPS engine in Go that parses logs, detects malicious behavior and shares a continuously updated community-driven blocklist of attacker IPs.
Fleet
Open-source device management (MDM) platform for macOS, Windows, Linux, iOS and Android. API-first, GitOps-driven, with real-time visibility via osquery.
ConvertX
Self-hosted file converter built with TypeScript and Bun, supporting 1000+ formats via FFmpeg, ImageMagick, Pandoc, LibreOffice and Calibre.
GeoNames
Worldwide geographical database with 11M+ placenames, postal codes and a free REST API. CC BY 4.0 dumps and web services, no vendor lock-in whatsoever.
MarkEdit
Free, open-source Markdown editor for macOS (4 MB). TextEdit-like simplicity, multi-caret, code folding and extensibility via CSS, JS and CodeMirror.
msgvault
Local email and message archive in Go, with fast TUI, SQLite FTS5 full-text search, DuckDB analytics and an MCP server for AI assistants.
OpenPanel
Docker-based web hosting control panel that isolates every user in its own container. A serious alternative to cPanel and CyberPanel for modern hosts.
Agent Reach
A CLI scaffolding that gives AI agents eyes on the whole internet: read and search Twitter, Reddit, YouTube, GitHub, Bilibili, RSS with zero paid APIs.
SMS Gateway for Android
Turn any Android phone into an SMS gateway over API. End-to-end encryption, webhooks, multi-SIM support, self-hostable, no registration required.
OpenSEO
Open source self-hostable SEO platform: keyword research, rank tracking, technical audits and backlinks on a pay-as-you-go model via DataForSEO.
Crawlee
Node.js/TypeScript library for web scraping and browser automation. Unified HTTP/headless API, built-in anti-blocking, proxy rotation and session handling.
Dify
Open-source platform to build LLM apps: visual workflows, RAG pipeline, agents, model management and observability, from prototype to production.
Hermes Agent
Self-improving AI agent from Nous Research: terminal UI, messaging bridges, cron scheduler, autonomous skill creation and multi-LLM support, VPS to serverless.
Formbricks
Open source experience management and survey platform. Self-hostable Qualtrics alternative with in-app, website, and email survey capabilities.
Netdata
Real-time infrastructure monitoring platform with ML-powered anomaly detection, 800+ integrations and interactive dashboards, zero configuration.
Postiz
Open source alternative to Buffer for scheduling posts across Instagram, LinkedIn, X, Bluesky, Mastodon and 10+ networks, with full API and self-hosting.
Gitea
Self-hosted DevOps platform written in Go for Git hosting, project management, package registry and CI/CD. Lightweight, fast, GitHub Actions compatible.
LibreDesk
Open-source, self-hosted customer support platform shipped as a single binary. Multi-channel inbox, workflow automation and SLA tracking built in.
PriceGhost
Self-hosted price tracking app that monitors product prices from any website. Multi-strategy extraction, multi-channel alerts and price history charts.
Plane
Open-source project management platform: issue tracking, sprints, roadmaps and collaborative docs. A modern alternative to Jira and Linear.
Zitadel
Open-source identity and access management platform built in Go. SSO, MFA, Passkeys, OIDC, SAML, SCIM and native multi-tenancy for your apps.
Maestro
End‑to‑end testing framework for mobile and web apps. Write test scenarios in YAML, run them on Android, iOS and browsers — no compilation needed.
Coolify
Open source, self-hostable platform to deploy apps, databases and 280+ services on your own servers via SSH. A self-hosted alternative to Vercel and Heroku.
OpenScreen
Free open-source alternative to Screen Studio for creating professional product demos and screen recordings, with no subscription or watermarks.
Papermark
Open-source document sharing platform with built-in analytics, custom branding, and secure links. A self-hostable alternative to DocSend.
Codeberg
Community-driven, non-profit Git forge powered by Forgejo. Hosted in Europe with zero tracking, built-in CI/CD and static Pages hosting.
Matomo
Open source, self-hosted web analytics platform. A privacy-first alternative to Google Analytics with full data ownership and GDPR compliance.
PostHog
Open source all-in-one platform for product analytics, feature flags, A/B testing, session replay, error tracking and data pipelines.
Stirling PDF
Self-hosted open-source PDF toolkit with 50+ built-in tools. Merge, split, OCR, sign, convert and compress PDFs with REST API and workflow automation.
Meilisearch
Open-source Rust search engine with AI-powered hybrid search, typo tolerance and sub-50ms responses. Production-ready REST API, easy to deploy.
n8n
Open-source workflow automation platform with a visual editor, 400+ integrations, native AI support via LangChain, and full self-hosting option.
Penpot
Open source design platform built for design-code collaboration. Native SVG, CSS Grid, components, self-hostable and free from vendor lock-in.
Seafile
Open-source file sync and share platform with client-side encryption, real-time collaborative editing, and advanced metadata management built in.
Strapi
Open-source headless CMS built with TypeScript. Customizable admin panel, auto-generated REST and GraphQL APIs, multi-database and built-in RBAC.
Chatwoot
Open-source omnichannel customer support platform. Self-hostable alternative to Intercom and Zendesk with unified inbox and built-in AI agent.
ALTCHA
Open-source CAPTCHA alternative based on proof-of-work. Self-hostable, cookie-free, GDPR-compliant, WCAG 2.2 AA accessible and available in 50+ languages.
BookStack
Self-hosted wiki and documentation platform built on Laravel. Intuitive UI, WYSIWYG and Markdown editors, role-based permissions and PDF export included.
Shinobi
Open source video surveillance platform and NVR built on Node.js. Web UI, real-time streaming, and support for over 6000 IP and USB cameras out of the box.
Tesseract.js
JavaScript OCR library that runs in the browser and Node.js. Recognizes text in 100+ languages via WebAssembly with no server-side processing needed.
Cap
Open-source alternative to traditional CAPTCHAs. SHA-256 proof-of-work and JS instrumentation, lightweight (~20kb), no telemetry, self-hostable.
Check If Email Exists
Rust library to verify email addresses without sending any email. Syntax, DNS, MX, SMTP checks and disposable detection - as CLI or HTTP API.
Paperclip
Open-source orchestration platform for autonomous AI agents. Org charts, budgets, governance and task tracking to manage full agent teams.
Activepieces
Open-source workflow automation platform, alternative to Zapier. 280+ integrations, no-code builder, AI pieces and self-hosting capabilities.
Cal.com
Open-source scheduling platform, alternative to Calendly. Self-hostable, white-label by design, API-first with native calendar integrations.
changedetection.io
Self-hosted web page change detection tool. Multi-channel notifications, visual selector, price tracking and JavaScript rendering support.
Documenso
Open-source document signing platform, alternative to DocuSign. Self-hostable, transparent and built for data sovereignty and auditability.
Medusa
Open-source modular e-commerce platform built with TypeScript. Customization framework, reusable commerce modules and headless architecture.
Novu
Open-source multi-channel notification infrastructure. Unified API for email, SMS, push, chat and in-app with workflow engine and embeddable inbox.
OneUptime
All-in-one open-source observability platform. Monitoring, status pages, incident management, on-call, logs and APM in a single self-hosted tool.
Playwright
End-to-end testing framework by Microsoft for Chromium, Firefox and WebKit. Built-in auto-wait, context isolation, trace viewer and codegen.
RustDesk
Open-source, self-hosted remote desktop alternative to TeamViewer. P2P connections, file transfer and TCP tunneling with no cloud dependency.
Twenty
Modern open-source CRM, alternative to Salesforce. Customizable views, extensible data model, workflows and role-based access control built in.
Umami
Privacy-focused open-source web analytics, alternative to Google Analytics. Cookie-free, self-hostable, lightweight and GDPR-compliant by default.
Uptime Kuma
Self-hosted uptime monitoring tool with a modern UI. HTTP, TCP, DNS, ping, Docker support and 90+ notification channels. Dead simple to deploy.
Usertour
Open-source user onboarding platform to build in-app product tours, checklists and surveys. A self-hostable alternative to Userflow and Appcues.
Dub
Open source link attribution platform: URL shortener, conversion tracking and affiliate program management. API-first, built with TypeScript.
Keycloak
Open source identity and access management solution. SSO, OAuth 2.0, SAML, LDAP federation and centralized admin console, production-ready out of the box.
Pencil
Vector design tool with an infinite canvas, available as an IDE extension or standalone desktop app. AI-driven pixel-perfect code gen and open Git format.
Zola
Fast Rust-based static site generator packed into a single binary. Sass, syntax highlighting, search, i18n and custom taxonomies - no plugins, no dependencies.
BillionMail
All-in-one self-hosted mail platform: SMTP/IMAP server, email marketing, newsletters, and webmail. Docker deployment, unlimited sending, real-time analytics.
Crawlee for Python
Python framework for web scraping and browser automation via Playwright. Built-in anti-detection, smart parallelization and AI-optimized data extraction.
Hurl
Rust-based CLI that runs and tests HTTP requests from plain text files. Assertions, variable capture, request chaining and multiple CI/CD report formats.