Travels 2.1 - Efficient framework-agnostic undo/redo library based on JSON patches rather than snapshots.

Tip: use msgspec for JSON decoding — it decodes straight into your type at C speed

file-observer: deterministic, mostly-stdlib file observation with a reproducible JSON manifest

High Performance JSON Writer

Show HN: Aict – Unix coreutils that output XML/JSON, built for AI agents

I built a free JSON Parser that runs entirely in your browser (dark mode, tree view, no sign-up)

Is it Possible to Build a High-Performance JSON Storage in Go (Without Code Gen or Reflection)?

Wellformed: Validation Schemas as JSON for TypeScript and Rust

Existing Go package for extracting embedded JSON?

What's the best Rust solution for a JSON API server that can export to TypeScript bindings?

pacwich: Monorepo tooling for Bun/pnpm/npm workspaces (zero-config required, both a CLI and TypeScript library, orchestrates plain package.json scripts, has an affected graph…

50+ ESLint rules for package.json

Benchmarking Go 1.27's encoding/json: The `any` Trap

bote: Fast, low-memory streaming JSON parser. Can process MB/GBs of JSON by up to 16x less memory than JSON.parse() whilst being 1.5x faster. FOSS

Parsing JSON at compile time with C++26 static reflection

bufjson - Streaming JSON parser and JSON Pointer evaluator

Show HN: Stop returning raw JSON from MCP servers, build rich inline UIs

Veneer now supports BibTeX, JSON, and XML

serde_field_result v0.1.0: because one bad JSON field should not ruin your entire day

I've been quietly growing a small, fluent Java JSON library to reduce boilerplate - looking for honest feedback and feature ideas

got 8x performance over stdlib JSON in Go. Here is how.

Built a free JSON formatter & validator and would love some feedback from fellow developers.

Show HN: Transit-format (JSON/MessagePack) reader/writer in C

I Replaced JSON With a Custom Binary Format. In PHP.

Show HN: I explained 821 US patents in plain English, with JSON/Markdown

serde-field-result v0.1.0: because one bad JSON field should not ruin your entire day

AXUM API Errors: Why not log actual error (with trace) and return static JSON always?

JSON-LD explained for personal websites

Help with new JavaScript-based object notation format (cuz JSON sucks)

React Native 0.86, Charting Your Financial Ruin, and the Junk Drawer in Your Package.json

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