The Best iHateRegex Alternatives in 2026

Code snippets, notes, API requests, diagrams, and calculations can be organized in massCode.

ToDiagram turns JSON, YAML, XML, CSV, and Mermaid into interactive diagrams and supports building custom node diagrams.

Create and edit database diagrams with ChartDB, which can visualize schemas from a database query.

Regular expressions can be learned, built, and tested with RegExr, an online editor with reference material.

Search large sets of text with sift, a fast command-line alternative to grep that provides regular expression matching.

Handle tasks such as JSON formatting, text comparison, and regular expression testing with DevToys, a desktop toolkit.

regex101 tests and debugs regular expressions with live matches, explanations, and support for several regex engines.

Regex Vis provides a visualizer and editor for exploring regular expressions.

Search directories recursively for regular expression matches with ripgrep, while respecting gitignore rules.

LightTest compares website loading performance frame by frame on a shared timeline.

EditorConfig helps maintain consistent coding styles across different text editors through a shared file format.

Tiny Helpers collects useful online utilities for building websites, and its project page notes that contributions are closed.

Crontab Guru provides an editor for creating and checking cron schedule expressions.

Test beta versions of apps and App Clips with Apple TestFlight; the listing says it is not currently accepting new testers.

Sourcegraph provides code search and context tools for developers working across repositories and large codebases.

Open cached and archived versions of a webpage with CachedView, including Google Cache options.

Project Wallace analyzes CSS complexity, specificity, performance, and design tokens.

The tidyverse is an integrated collection of R packages for data science.

Kenny Bastani’s blog covers building software, with open source examples and tutorials on microservices and cloud native systems.

HTML and CSS feature support in email clients is documented in Can I Email? through compatibility tables.

Accord.NET combines machine learning with audio and image processing libraries in a C# framework.

Budibase helps teams build internal tools, automate workflows, and create AI agents connected to business systems.

Build native interfaces with Slint, a declarative GUI toolkit for Rust, C++, JavaScript, and Python.

Jupyter Notebook combines live code, equations, explanatory text, visualizations, and interactive computing in a web platform.