Products · Product
CLion
Raised as a usability problem by 28 people on Hacker News over 14 years (2013–2026), in 29 threads.
No issue was raised by at least 3 people in 3 threads this year.
No issue was raised by at least 3 people in 3 threads in the last 5 years.
Every issue, all time, most people first
Keystrokes don't appear immediately while the editor is busyUnreviewed
20132026- Editor becomes extremely slow and sluggish after 10-20 minutes, CPU spikes during tasks2022-06-29
- IDE feels sluggish: menus lag and typing feels like fighting the keyboard2022-03-03
- Constant high CPU use makes text editing sluggish, prompting a switch2020-05-21
Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.
The newest 37 complaints
- IDE becomes unusably slow on big C++ codebases, showing a blank screen until heap increased2026-08-27
- Syntax highlighting and autocomplete have glaring bugs when using multiple editor splits2026-05-18
- UX feels foreign and not Mac-like, making it frustrating to use2026-04-09
- Cannot configure spelling to British English; still flags British spellings as wrong2025-07-14
- Waiting for the IDE's index to update breaks the user's flow2025-05-07
- IDE is a resource hog, uses lots of system resources2025-05-07
- Slow and laggy; dozens of seconds to close the app2025-05-07
- Felt sluggish and inefficient; user couldn't get productive in it2024-12-18
- Editor becomes unusable after a few days, showing fatal IDE errors2024-10-24
- Refactoring was practically unusable with the Mac toolchain for a long time2024-10-24
- Poor performance and cluttered screen with flashing elements and unwanted automatic builds2023-12-02
- Felt slow and clunky to use, making the commenter switch to another editor2023-11-09
- Listing symbols in a file became so slow it was unusable on large C++ projects2023-11-09
- Debugger doesn't show Rust Debug-implementing values properly, making them frustrating to inspect2023-09-14
- Syntax highlighting lags 30+ seconds and autocomplete takes minutes or shows stale results2023-09-14
- Editor becomes extremely slow and sluggish after 10-20 minutes, CPU spikes during tasks2022-06-29
- Could not figure out how to enable rust-analyzer in the latest version2022-06-12
- UI feels laggy and clunky, and fights with Linux window managers2022-06-12
- IDE feels sluggish: menus lag and typing feels like fighting the keyboard2022-03-03
- Syntax highlighting and auto-completion lag up to half a minute, unpredictably2022-01-15
- Following a chain of symbols requires clicking through many items repeatedly2021-10-03
- Often hangs and hogs system resources2021-04-20
- CLion is so slow on large C++ projects that it is barely usable2020-12-13
- Jump to definition is slower than grep in large C++ projects2020-12-13
- UI feels laggy and unresponsive during interaction on a high-end Mac2020-10-28
- IDE freezes and is very slow to respond when interacting2020-09-23
- Very slow to respond on a large C++ codebase2020-09-04
- Constant high CPU use makes text editing sluggish, prompting a switch2020-05-21
- Freezes and slows to a crawl; excluded directories still get indexed, dragging it down2019-10-09
- Becomes inoperable and freezes repeatedly on the large Chromium codebase2019-10-09
- Input freezes for up to 30 seconds on large codebases, making it unusable2019-10-09
- No docs or wizard for multi-project structure; hard to link subprojects2019-05-15
- Committing feels more convoluted than git status and commit, and switching files forces mouse use2018-08-28
- Hovering over variables has an artificially long delay before values appear2018-04-05
- Takes around 20 minutes to parse the project, leaving most code red underlined2018-02-08
- Editor lags so keystrokes don't appear immediately while it is busy2016-08-27
- Spurious squiggles, unreliable renaming, and wrong standard library recognition hinder coding2013-04-03