14 CHECKED LINKS · UPDATED DAILY

Free Online Tools With No Signup

Editors, converters and utilities that open in a tab and just work.

TOOLS · TOOL

Unsure Calculator

The Unsure Calculator is an online tool that lets you calculate with numbers you’re not sure about.

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TOOLS · LEARNING

Explorable Physics

Interactive notes for algebra-based physics with explorable explanations.

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TOOLS · TOOL

Azgaar

Free web app that helps fantasy writers, game masters, and cartographers create and edit fantasy maps

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TOOLS · MAC APP

LingShu

Open-source, model-agnostic macOS agent for verified code, documents, slides, and computer actions. !Open-Source SoftwareOSS Icon !FreewareFreeware Icon

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TOOLS · SELF-HOSTED

Answer

Knowledge-based community software. You can use it to quickly build your Q&A community for product technical support, customer support, user communication, and more. (Source Code) Apache-2.0 Docker/Go

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TOOLS · TYPOGRAPHY

Google Fonts

Every free font worth using, previewed with your own text before you download.

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TOOLS · MAC APP

Nimclip

Local-first clipboard history manager with search, tags, and image support. !Open-Source SoftwareOSS Icon !FreewareFreeware Icon !Native AppNative Icon

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TOOLS · SELF-HOSTED

Apache Airflow

Platform to programmatically author, schedule, and monitor workflows. (Source Code) Apache-2.0 Python/Docker

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TOOLS · MAC APP

SystemEQ for Mac

Free, open-source system-wide parametric equalizer with AutoEQ presets, hearing calibration, and real-time visualization. !Open-Source SoftwareOSS Icon !FreewareFreeware Icon

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TOOLS · MAC APP

Agenttrace

Local-first TUI for inspecting AI coding agent sessions, costs, tokens, latency, tool failures, health, and diffs. !Open-Source SoftwareOSS Icon !FreewareFreeware Icon

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