Search results

OnlineTextCompare

onlinetextcompare.com

OnlineTextCompare is a free, browser-based two-way text diff and merge tool. It requires no signup or installation, and all comparisons run locally in the user's web browser for privacy and security. The tool highlights differences between two text inputs using red and green arrows, supporting use cases such as reviewing edits and merging content changes. It also offers additional comparison tools for formats including HTML, CSS, JavaScript, JSON, XML, SQL, Excel, PDF, and lists.

Opengist is an open-source, self-hosted pastebin powered by Git. Snippets are stored in Git repositories and can be managed with standard Git commands or a web interface. It supports public, unlisted, and private snippets, multiple files per snippet, revisions and diffs, syntax highlighting, and login through OAuth2 providers, LDAP, and passkeys. It is written in Go and can run as a single binary, Docker image, or Kubernetes deployment, backed by SQLite, PostgreSQL, or MySQL.

OverApi

overapi.com

OverAPI.com is a site that collects all the cheat sheets. It organizes reference sheets for programming languages, frameworks, and developer tools, listing topics from Python and JavaScript to HTML, SQL, and Linux.

Portal of Medical Data Models

medical-data-models.org

The MDM-Portal is a meta-data registry for creating, analyzing, sharing and reusing medical forms. It serves as infrastructure for academic non-commercial medical research and provides core data sets, common data elements, data standards, code lists and value sets. Researchers can view, discuss, download and export forms in formats including PDF, CSV, Excel, SQL, SPSS and R.

Programiz

programiz.com

Programiz provides free online compilers and code editors that run in a browser for languages including Python, JavaScript, SQL, C, C++, Java, HTML and CSS. It also offers interactive lessons with practical code that can be run directly in the browser. The site states no installation or sign up is needed.

QuestDB

questdb.com

QuestDB is an open-source time-series database engineered for low latency. It uses a column-oriented, time-partitioned storage engine with memory-mapped files and vectorized execution for high-throughput ingestion and millisecond-level analytical queries. SQL is extended with time-series operators such as SAMPLE BY, LATEST ON, ASOF JOIN, WINDOW JOIN and HORIZON JOIN.

qui

getqui.com

qui is a web UI for qBittorrent. It manages one or many qBittorrent instances from a single page, with cross-seed, rule-based automations, scheduled backups with restore, orphan scanning and a reverse proxy endpoint. It runs as a single binary or Docker image on Linux, macOS and Windows, using SQLite by default or Postgres. It is free and open source under GPL-2.0-or-later.

Redash

redash.io

Redash is an open source tool for connecting to data sources, querying, visualizing and sharing data. It supports SQL, NoSQL, Big Data and API sources including PostgreSQL, MySQL, Redshift, BigQuery and MongoDB. Users build dashboards, set alerts and manage access.

selfoss

selfoss.aditu.de

selfoss is an open-source, web-based RSS reader and multi-source mashup aggregator that collects posts, tweets and feeds into a single place. It is a lightweight PHP application supporting MySQL, PostgreSQL and SQLite databases, with an adaptive mobile layout, OPML import and a plug-in system. Configuration uses a config.ini file or environment variables.

Somee.com is a hosting provider offering Virtual Private Servers, Windows hosting for ASP.NET and .NET Core, MS SQL database hosting, shared hosting and mail services. Plans are managed through a control panel, and both free and paid packages are listed.

Sourcecodester

sourcecodester.com

Sourcecodester publishes free source code projects and tutorials across languages including Python, PHP, Visual Basic, C#, Java, JavaScript, C/C++, HTML/CSS and SQL. Posts present complete project source code with descriptions, such as an online food ordering system built with PHP and MySQL or a drug recommendation system using machine learning, PHP and MySQL.

Spark

spark.apache.org

Apache Spark is a multi-language engine for executing data engineering, data science, and machine learning on single-node machines or clusters. It provides high-level APIs in Java, Scala, Python and R, and supports Spark SQL, pandas API on Spark, MLlib, GraphX and Structured Streaming. The documentation covers downloads, the shell and client applications.

Sqlable

sqlable.com

SQLable is a site that presents a planned collection of tools for SQL and databases, intended to simplify and optimize related work. The page states that the tools will remain useful to many developers despite AI automation and that new tools will be added over time. The site currently describes itself as a future destination rather than offering completed tools.

SQLook is a web-based SQLite database manager that runs in the browser on the client side, with no installation or server required. It opens and creates SQLite databases, shows database structure and statistics, and includes an SQL query editor with syntax highlighting and query history. It also offers a visual query builder and a database generator with sample data population.

ss64

ss64.com

SS64 is a reference guide containing syntax and examples for prevalent computing commands for database and operating systems, covering Windows CMD, PowerShell, MacOS, Linux bash and SQL Server. The site is developed by Simon Sheppard and distributed under a Creative Commons Attribution-NonCommercial licence.

StarSQL

selectstarsql.com

An interactive book for learning SQL that runs queries against a real-world dataset. It states it is free of charge, free of ads and requires no registration or downloads. Chapters are designed to take about 30 minutes each.

Tableconvert

tableconvert.com

TableConvert is a free online table converter and data generator tool. It supports conversion between more than 30 formats, including Excel, CSV, JSON, Markdown, LaTeX and SQL. The site also offers an online table editor, a table generator, web page table extraction and a Chrome extension.

Tad is a free, cross-platform desktop application for viewing and analyzing tabular data files. It views CSV and Parquet files and SQLite and DuckDB databases, supports large files, and includes a pivot table. It uses DuckDB internally and is aimed at data engineers and data scientists. Installers are available for macOS, Linux, and Windows.

Tootfinder is an opt-in global full text search for Mastodon. It indexes all public posts of consenting users and makes them searchable for three months, using the public Mastodon API and a SQLite database. Search is case-insensitive and supports suffixes, NEAR, OR and the prefix -. Users who quit the index have their posts removed after three months.

Tpoint Tech

tpointtech.com

Tpoint Tech is a tutorial site offering free online tutorials and interview questions covering Java, Android, JavaScript, SQL, Python, PHP and other technology topics, aimed at beginners and professionals. It states that it provides access to more than 500 tutorials.

UhuruPhotos is a gallery app for Android built with Jetpack Compose, SQLDelight and Coroutines using an MVI architecture. It supports viewing, backup and sync of media, plus search by keywords, faces or location and a photo map; the site states advanced features require a LibrePhotos server. It is in public beta on Google Play.

Val Town

val.town

Val Town is a platform for deploying code to live URLs. It supports cron jobs, REST APIs, webhooks, email, SQLite data storage, npm and Deno modules, and generating images and PDFs. A CLI allows editing code locally and deploying changes instantly, and AI coding tools can be used with it.

Vanna.ai

vanna.ai

Vanna 2.0 is an AI agent framework that connects large language models to databases. It lets an LLM run SQL queries and generate charts, with tool memory that saves successful interactions to improve later answers. Access controls apply per user, and optional hosted admin features include observability, agent memory, file storage, audit logs and data retention. It works with various LLM providers and databases.

VisiData

visidata.org

VisiData is an interactive command-line multitool for tabular data that combines a spreadsheet-like view with the terminal and Python. It opens many formats, including CSV, TSV, JSON, Excel, SQLite, and HDF5. The site describes handling millions of rows, instant histograms, terminal scatterplots, saved sessions for replay, and batch data pipelines.