FREE ONLINE TOOLS
Productivity Tools
Productivity tools for planning, timers, meetings, decisions, habits, AI oversight cost, ROI checks, and work calibration. The listed tools are indexable, linked from FastTool hubs, included in sitemap, and exposed in machine-readable discovery files.
PUBLIC PRODUCTIVITY INDEX
11 Productivity tools
ICS Calendar Recurrence & DST Validator RFC 5545 Proof
Audit RFC 5545 recurrence rules, embedded VTIMEZONE coverage, bounded occurrences, UTC conversion and DST wall-time behavior without uploading the calendar.
Open toolAI Agent Output Judge Productivity
Evaluate AI-agent work by mapping claims to evidence, scoring acceptance tests, flagging unsupported statements, and exporting a review receipt.
Open toolCausal Loop Galaxy Simulator Productivity
Map a messy growth, product, SEO or operations system into a visual causal-loop galaxy with feedback loops, leverage ranking, scenario trace, Mermaid graph, CSVs, SVG and JSON receipt.
Open toolDecision Risk Constellation Studio Productivity
Turn messy roadmap, startup, product or operations decisions into a visual risk constellation with option scoring, risk exposure, red-team tripwires, SVG, CSV, Markdown and JSON receipt.
Open toolDecision Terrain Map Studio Productivity
Turn competing product, business, content or AI-agent bets into a visual decision terrain map with weighted scores, risk contours, sensitivity flips, CSV ledgers, Markdown brief, SVG and JSON receipt.
Open toolEvent Countdown Timer Productivity
Create a live event countdown with days, hours, minutes and seconds, choose a visual theme, open fullscreen mode, and copy event state.
Open toolFailure Cascade Graph Lab Productivity
Turn systems, suppliers, AI agents, content ops or team dependencies into a visual failure-cascade graph with risk scores, critical paths, CSV ledgers, Markdown brief, SVG and JSON receipt.
Open toolReaction Time Test Productivity
Measure click reaction time across multiple rounds, track best and average scores, and export a browser-timed result receipt.
Open toolScenario Tree Risk Simulator Decision Map
Turn a decision brief into a visual scenario tree with expected value, downside exposure, reversibility score, risk table, CSV, Markdown and JSON receipt.
Open toolShadow IT SaaS Topology Mapper Productivity
Map pasted SaaS inventory into a visual shadow-IT topology with risk clusters, duplicate spend, SSO gaps, cleanup brief, procurement questions, CSV, SVG and JSON receipt.
Open toolSun Shadow Site Planner Productivity
Model a site, patio, garden or solar-panel area into a visual sun path and shadow footprint plan with hourly CSV, obstruction ledger, SVG exports, planning brief and JSON receipt.
Open toolQuality boundary
Use these tools for browser-first drafts, calculations, receipts, and exportable artifacts. For money, safety, legal, medical, regulated, or production-critical decisions, verify the output before acting.