https://gist.rahuldhole.com/ Curated directory of interactive micro web applications and tools. en-us Sun, 25 Oct 2026 18:17:16 +0000 https://gist.rahuldhole.com/facebook-audience-retention-simulator/ https://gist.rahuldhole.com/facebook-audience-retention-simulator/ Interactive Facebook Reels audience retention simulator with real-time drop-off curves, viewer estimates, and watch-time analytics. Analytics Sun, 25 Oct 2026 19:16:39 +0200 https://gist.rahuldhole.com/chronoshift/ https://gist.rahuldhole.com/chronoshift/ A futuristic global time controller and time machine featuring automatic historical and future Daylight Saving Time (DST) calculations, multi-way city time synchronization, 24-hour overlap matrix, and responsive light/dark themes. Utility Tue, 20 Oct 2026 23:00:00 +0200 https://gist.rahuldhole.com/global-currency-atlas/ https://gist.rahuldhole.com/global-currency-atlas/ Real-time interactive exchange rate heatmap, currency converter, time-lapse playback, Top 10 currency race, and global ledger comparing purchasing power across 160+ world currencies. Tools Thu, 15 Oct 2026 23:59:59 +0000 https://gist.rahuldhole.com/spacetime-playground/ https://gist.rahuldhole.com/spacetime-playground/ Interactive 3D general relativity visualization demonstrating how gravitational time gradients cause objects to fall into the future. Science Mon, 12 Oct 2026 23:59:59 +0000 https://gist.rahuldhole.com/psychometric-trajectory/ https://gist.rahuldhole.com/psychometric-trajectory/ Fluid vs Crystallized Intelligence Lifespan Trajectory & Investment Simulator Simulation Thu, 01 Oct 2026 11:20:19 +0000 https://gist.rahuldhole.com/text-to-handwriting/ https://gist.rahuldhole.com/text-to-handwriting/ Convert your typed text into realistic handwritten notes easily with our free online Text To Handwriting converter. Choose from cursive fonts, pen ink colors, paper styles, and instant PDF/PNG exports. Text Tools Wed, 19 Aug 2026 23:59:59 +0000 https://gist.rahuldhole.com/capacity-calculator/ https://gist.rahuldhole.com/capacity-calculator/ CPU, RAM, I/O, N/W load calculator Development Tue, 07 Apr 2026 23:59:59 +0000 https://gist.rahuldhole.com/ai-token-calculator/ https://gist.rahuldhole.com/ai-token-calculator/ A universal and agnostic tool to calculate text tokens, character counts, and heuristics for documents. Tools https://gist.rahuldhole.com/backtracking-binary-tree-leaves-visualizer/ https://gist.rahuldhole.com/backtracking-binary-tree-leaves-visualizer/ Algorithms https://gist.rahuldhole.com/bitwise-flag-calculator/ https://gist.rahuldhole.com/bitwise-flag-calculator/ Tools https://gist.rahuldhole.com/brotli/ https://gist.rahuldhole.com/brotli/ Compress and decompress text securely entirely within your browser. Tools https://gist.rahuldhole.com/browser-ai/ https://gist.rahuldhole.com/browser-ai/ Client-side AI AI https://gist.rahuldhole.com/markdown-table-synced-spreadsheet/ https://gist.rahuldhole.com/markdown-table-synced-spreadsheet/ AI Tables - Real-time bi-directional Markdown table editor and Excel spreadsheet sync interface. Format, import, export, and edit tables seamlessly. Utility https://gist.rahuldhole.com/md-share/ https://gist.rahuldhole.com/md-share/ Quick share you markdown 100% privately for free without any backend. Productivity https://gist.rahuldhole.com/ruby-wasm/ https://gist.rahuldhole.com/ruby-wasm/ A productive todo list app powered by Ruby 4.0 running in the browser via WebAssembly. Development