
OmniKit
52 free dev tools that never touch a server
What it does
OmniKit packs 52+ dev tools—JSON, JWT, regex, hashing, SQLite viewer, HD wallet, cron, QR, images—into one web app. Unlike scattered converters, everything runs 100% in your browser; API keys, mnemonics, and files never touch a server. Recipe chains tools into pipelines (Base64 → JSON → hash). PWA offline support, fuzzy search, Web Worker diff/regex, 10 languages. Open source, free forever, no signup.
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- RFRawkit – Free, no-ads developer tools that run in the browserFeb 2026 · rawkit.dev · ▲8
Hey HN, I built rawkit.dev, a collection of browser-based developer utilities. No ads, no signups, no tracking. Everything processes client-side — your data never touches a server. The tools: - JSONForge: JSON editor with tree/graph views, diff, transform, JQ-style queries, format conversion - SQLSandbox: SQLite via WASM — import CSVs, write SQL, join across files - Regexplorer: Regex builder with live matching, plain English mode,nmulti-language export - SiftLog: Log file viewer with auto-detection, severity filtering, regex search, timeline - Tabulate: CSV/TSV viewer with…
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Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…
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