Leetify for Codeforces

Tracking since May 29, 2026.

Changelog

• Jun 4, 2026
  description

  Leetify transforms your Codeforces experience with a clean, modern interface built for competitive programmers. This is just the beginning — big things are coming.
  
  ⚡ FEATURES
  - Split-pane layout — problem statement and code editor side by side, fully resizable
  - One-click submit — directly from the editor
  - Dark theme — easy on the eyes during long contest sessions  
  - Difficulty ratings — instantly see problem difficulty (800 to 3500+)
  - Topic tags — color-coded by category (DP, graphs, math, greedy and more)
  - Syntax-highlighted editor with line numbers
  - Language selector with popular compilers pinned at top
  - Sample testcases panel built into the interface
  
  
  Works on all Codeforces problem pages including contests, gym, and the problemset.
  
  🚀 COMING SOON
  - Submission verdict live in the editor (AC / WA / TLE without leaving the page)
  - Solve streak tracking and daily stats
  - Personal rating graph and progress dashboard
  - "Already solved" badge on problems you've AC'd
  - AI hints and editorial suggestions
  - Contest mode with live standings sidebar
  - Mobile-friendly layout
  
  Free to use. No account required.
  Built by competitive programmers, for competitive programmers.

  Leetify transforms Codeforces into a complete competitive programming workspace, combining your editor, testing environment, analytics, and personal notebook directly inside the problem page.
  
  Built for competitive programmers who want less context switching and more solving.
  
  ⚡ FEATURES
  
  • Split-pane solving workspace  
  Problem statement and editor side-by-side with fully resizable panels
  
  • VS Code-inspired editor  
  Syntax highlighting, line numbers, active line highlighting, better typography, and a smoother coding experience
  
  • One-click submissions  
  Submit directly from the editor without navigating away from the problem
  
  • Built-in testcase panel  
  Run and manage sample testcases without excessive scrolling
  
  • Smarter language selector  
  Popular compilers pinned at the top for faster switching
  
  • Difficulty ratings & topic tags  
  Instantly view problem ratings and color-coded tags across Codeforces
  
  • Modern dark mode  
  A cleaner interface designed for long contests and late-night practice sessions
  
  • Better navigation & layout hierarchy  
  Less clutter, improved readability, faster scanning
  
  • Notes for every problem (NEW in v0.1.3)  
  Store observations, mistakes, tricks, editorial insights, DP transitions, graph patterns, and revision notes directly alongside the problem
  
  • My Notes — your personal CP notebook (NEW in v0.1.3)  
  All notes automatically organized by problem, searchable and accessible from a single place
  
  • Works across the entire Codeforces ecosystem  
  Problemset, contests, gym, mashups, and individual problem pages
  
  📈 ANALYTICS & TRAINING
  
  • Personalized rating-readiness analysis
  
  • Topic strength and gap detection
  
  • Difficulty progression tracking
  
  • Practice recommendations tailored to your rating band
  
  • Suggested problems based on your profile
  
  • Growth-zone and stretch-zone planning
  
  🚀 COMING SOON
  
  • Live verdicts directly inside the editor
  
  • Local-style code runner & custom testcase execution
  
  • Solve streaks and activity tracking
  
  • Contest performance analytics
  
  • "Already Solved" indicators
  
  • Smart note-powered learning insights
  
  • Personalized training roadmaps
  
  • Firefox and Safari support
  
  • Community-requested workflow improvements
  
  Leetify is still evolving rapidly, and community feedback directly shapes what gets built next.
  
  Free to use. No account required.
  
  Built by competitive programmers, for competitive programmers.

• Jun 4, 2026
  host_permissions

  *://codeforces.com/*

  *://codeforces.com/*, https://leetify-dun.vercel.app/*, http://localhost:3000/*

• Jun 4, 2026
  permissions

  storage

  storage, scripting

Permissions & access

Permissions

storagescripting

Host access

*://codeforces.com/*, https://leetify-dun.vercel.app/*, http://localhost:3000/*

Screenshots