Issue #689  (JS Utils, Git/CLI Tools, JSON/DB)10/01/26

 

JavaScript Utilities

Yawn — A 'forever version 1' library that brings reactivity to the frontend using async iterables and there's a lengthy explanation for the author's thinking on the repo.

Paraglide JS — A compiler-first i18n solution for JavaScript, React, TanStack Start, SvelteKit, and any Vite app, featuring type-safe message functions, tree-shakable translations, and first-class SSR.

2Dphysics — A physics library that boasts being "the world's smallest 2D physics engine" in JavaScript, with springs and joints that you can see demoed on the page.

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Templatical — An open source drag-and-drop email editor SDK featuring custom blocks, full theming, merge tags, and display conditions, and you can drop it into any app with one init() call.

fp-filters — A curated collection of 130+ common-use filter functions, covering Booleans, objects, numbers, strings, arrays, and more, written and usable in a functional programming style.

Tanstack Pacer — A framework agnostic set of utilities for debouncing, throttling, rate limiting, queuing, and batching in JavaScript.

Blossom Carousel — A carousel library that builds on native browser scrolling, providing a small drag enhancement for pointer devices while maintaining the core interaction model, performance, and accessibility of a real scroll container.

Git, GitHub & CLI Tools

diffnav — A Git diff terminal pager based on Delta (a syntax-highlighting pager) but with a file tree, à la GitHub.

Lynkr — A CLI tool that acts as an HTTP proxy for efficient code interactions using Claude Code CLI, providing an LLM gateway that optimizes your token usage.

termdom — A JavaScript/TypeScript library that renders HTML and CSS to the terminal, drawing actual DOM nodes to terminal output and redraws the screen when they're mutated.

Meco — A distraction-free space for reading newsletters outside the inbox, packed with features to supercharge your productivity. Become a more productive reader and cut out the noise with Meco.   SPONSORED 

gitpack — An AI-powered Git packaging CLI for planning commits, drafting PRs, and tracking reviews from the terminal.

Worktrunk — A CLI for Git worktree management, designed for parallel AI agent workflows, with three core commands that make worktrees as easy as branches.

CodeWeaver — A CLI tool that transforms your codebase into a single, navigable Markdown document by recursively scanning a directory, creating a tree-like representation, and embedding the content of each file within markdown code blocks.

glitcher-cli — A Bash CLI to generate animated pseudo-random glitch SVG effects from Unicode characters with randomized parameters. Also available to use via a web app where you can download the glitched text or image in different formats.

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JSON Tools, Databases, etc.

stream-json — A micro-library of components for processing JSON files and streams, with a minimal memory footprint.

databow — A command-line tool, written in Rust, for querying databases via Apache Arrow Database Connectivity.

Mongo GUI — A native Mac client for Mongo DB that's designed around focused desktop workflows instead of admin-panel sprawl.

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SlimSnap — A Mac or Windows app that lets you turn any screenshot (with optional annotations) into JSON your CLI agent can read.

Doltgres — A Postgres-flavored version of Dolt, which is an SQL database you can fork, clone, branch, merge, push and pull just like a Git repository.

Discovery — A framework for ad hoc JSON data analysis, shareable server-less reports, and dashboards, also usable as an advanced viewer for JSON on GitHub.

JSON Structure — A schema language that can describe data types and structures whose definitions map cleanly to programming language types and database constructs as well as to the popular JSON data encoding.

Commercial Apps & Classifieds