Software

CRM with a frontend designed as a single page application, and a REST API. ([Demo](https://demo.espocrm.com/), [Source Code](https://github.com/espocrm/espocrm))

CRM solution for SMEs and Enterprises for complete customer lifecycle management. ([Demo](https://demo.krayincrm.com/), [Source Code](https://github.com/krayin/laravel-crm))

Personal relationship manager, and a new kind of CRM to organize interactions with your friends and family. ([Source Code](https://github.com/monicahq/monica))

The award-winning, enterprise-class open source CRM. ([Source Code](https://github.com/SuiteCRM/SuiteCRM))

A modern CRM offering the flexibility of open source, advanced features, and a sleek design. ([Source Code](https://github.com/twentyhq/twenty))

Database management in a single PHP file. Available for MySQL, MariaDB, PostgreSQL, SQLite, MS SQL, Oracle, Elasticsearch, MongoDB and others. ([Source Code](https://github.com/vrana/adminer))

Visual database exploration made for real world databases (big and messy). Explore your database schema as well as data, document them, extend them and even get analysis and guidelines. ([Demo](https://azimutt.app/gallery/gospeak), [Source Code](https://github.com/azimuttapp/azimutt))

Create your own database without technical experience (alternative to Airtable). ([Source Code](https://gitlab.com/baserow/baserow))

Safe database schema change and version control for DevOps teams, supports MySQL, PostgreSQL, TiDB, ClickHouse, and Snowflake. ([Demo](https://demo.bytebase.com), [Source Code](https://github.com/bytebase/bytebase))

Connect directly to databases and APIs and use the data to create beautiful charts. ([Demo](https://app.chartbrew.com/live-demo), [Source Code](https://github.com/chartbrew/chartbrew))

Database diagrams editor that allows you to visualize and design your DB with a single query. ([Demo](https://app.chartdb.io), [Source Code](https://github.com/chartdb/chartdb))

Manage databases, supports PostgreSQL, MySQL, SQLite and more. A web/hosted version of DBeaver. ([Source Code](https://github.com/dbeaver/cloudbeaver))

Network-based, self-hosted, GDPR compliant, secure database for personal data or PII. ([Source Code](https://github.com/securitybunker/databunker))

Explore and publish data with easy import and export and database management. ([Source Code](https://github.com/simonw/datasette))

Code-based BI tool. Write reports using SQL and markdown and they render as a website. ([Source Code](https://github.com/evidence-dev/evidence))

Low-code admin panel that connects to your database and automatically generates pages to view and manage your data. ([Demo](https://demo.kottster.app/), [Source Code](https://github.com/kottster/kottster))

Database framework for creating database-driven business applications. As a graphical database frontend, it enables the efficient processing of data stocks and the flexible development of comfortable database applications. ([Source Code](https://github.com/limbas/limbas))

Intuitive UI to manage data collaboratively, for users of all technical skill levels. Built on Postgres – connect an existing DB or set up a new one. ([Source Code](https://github.com/mathesar-foundation/mathesar))

Efficient database IDE. ([Demo](https://demo.webdb.app/), [Source Code](https://gitlab.com/web-db/app))

User-friendly ads & trackers blocking DNS server. ([Source Code](https://github.com/AdguardTeam/AdGuardHome))

Fast and lightweight DNS proxy as ad-blocker for local network with many features (alternative to Pi-hole). ([Source Code](https://github.com/0xERR0R/blocky))

Local ad blocker. Like Pi-hole but local and using your operating system. ([Source Code](https://github.com/tanrax/maza-ad-blocking))

Blackhole for Internet advertisements with a GUI for management and monitoring. ([Source Code](https://github.com/pi-hole/pi-hole))

Authoritative/recursive DNS server with ad blocking functionality. ([Source Code](https://github.com/TechnitiumSoftware/DnsServer))