Collections
Curated bundles of Caspian Office tools — HSE, developer, project-management, Islamic, continuous-improvement and more. Free, private and fully in your browser.
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- HSE ToolkitEveryday occupational health, safety & environment tools — risk assessment, job safety analysis,…
- Incident InvestigationGet to the root cause of an incident or near-miss: structured why-analysis, cause-and-effect mapping, issue…
- Continuous ImprovementLean & Six Sigma boards and prioritisation aids — PDCA, DMAIC, Kaizen, CI tracking, ICE and PICK, with…
- Project ManagementPlan, schedule and prioritise work — Gantt charts, Kanban boards, the Eisenhower & impact–effort matrices,…
- Developer ToolkitThe everyday dev utilities — UUIDs, hashes, JSON formatting, Base64, URL & HTML encoding, JWT decode,…
- Islamic ToolsValues-aligned, riba-free tools for Muslims — Zakat, an interest-free savings-goal planner, Murabaha…
- PDF EssentialsThe PDF jobs you reach for most — merge, split, compress, organise, edit and sign — all in your browser,…
- Design & BrandingMake a brand look the part — logos, business cards, favicons, social cards, colour palettes, a colour picker…
- Everyday CalculatorsThe quick sums of daily life — percentages, tips, discounts, sales tax, GPA, age, time durations and unit…
- DrillingDrilling-engineering calculators for the rig floor — mud weight & hydrostatics, pump output & circulation,…
- Oil & GasUpstream oil & gas field tools — the full set of drilling calculations, from mud weight and circulation to…
- ElectricalElectrical calculators for electricians, engineers and installers — Ohm’s law and the power wheel, cable…
- CalculatorsEvery calculator in one place — the everyday sums (percentage, tip, discount, tax, GPA, age) plus the…