Cheatsheets Tools
Single-page references for every dev stack — grep-friendly.
24 tools · all run in your browser
Git Cheatsheet
1Everyday Git commands — setup, commit, branch, remote, undo
Docker Cheatsheet
1Docker + Compose commands for images, containers, volumes, Dockerfile
Makefile Cheatsheet
1Rules, variables, functions, pattern matching, advanced features
Regex Cheatsheet
1Character classes, quantifiers, anchors, groups, flags
Markdown Cheatsheet
1CommonMark + GitHub-flavored Markdown syntax at a glance
Vim Cheatsheet
1Modal editing essentials — modes, motions, edits, files
Bash / Shell Cheatsheet
1Navigation, text processing, pipes, processes, scripting basics
SQL Cheatsheet
1SELECT, JOIN, aggregates, window functions, upsert
kubectl Cheatsheet
1Inspect, logs, apply, scale, context switching for Kubernetes
npm / yarn / pnpm Cheatsheet
1Install, run, audit across all three package managers
TypeScript Cheatsheet
1Types, generics, utility types, narrowing, tsconfig essentials
LLM Prompting Techniques
1Basic to advanced prompting techniques — chain-of-thought, few-shot, system prompts, patterns
CSS Flexbox Cheatsheet
1Container + item props, common patterns (centered, sidebar, sticky footer)
CSS Grid Cheatsheet
1Template, placement, auto-fit, named areas, holy grail
Tailwind CSS Cheatsheet
1Layout, spacing, colors, variants, and pro tricks
Python Cheatsheet
1Collections, comprehensions, dataclasses, useful stdlib modules
React Hooks Cheatsheet
1State, memo, effects, context, custom hooks, newer APIs
Nginx Cheatsheet
1Reverse proxy, static + SPA fallback, HTTPS, ops commands
SSH Cheatsheet
1Keys, connect, port forwarding, ~/.ssh/config, file transfer
tmux Cheatsheet
1Sessions, windows, panes, copy mode for persistent terminals
cURL Cheatsheet
1HTTP from the CLI — methods, headers, auth, timing, retries
HTTP Headers Cheatsheet
1Request + response headers and a caching decision tree
JWT Cheatsheet
1Structure, standard claims, algorithms, do/don't
PostgreSQL Cheatsheet
1psql meta-commands, JSONB, indexing, EXPLAIN