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