Comparison How to Open a 50GB Log File — and Reopen It in 0.05 Seconds. A klogg Alternative, Benchmarked
If you searched for a klogg alternative, you probably already know klogg is good. It is fast, it is free, it i…
Text Viewer
Comparison 
Release UwView v1.2.1 — How the Browser (WASM) Build Went From “It Runs” to “It’s Usable”
We've released v1.2.1 of UwView, the free, open-source viewer for huge text files. Almost everything in this r…
Technical Notes Why We Split Search Results Into a Separate Window — Jump, Save, and Context Lines You Can Use “While Looking” With the Filter Popup
We've moved UwView / UwView Pro's (UVF / UVP) search and filter results out of the inline, overwrite-the-main-…
Technical Deep Dive I Opened 51GB / 890M Lines of Real Data — Then Calculated How Far It Could Theoretically Go (~9.2 Quintillion Lines)
When I released my large-file text viewer UwView on GitHub, I claimed it "handles up to roughly 200 million li…
Release UwView Pro Goes Cross-Platform — Windows, macOS & Linux: Open Huge Files Instantly, Anytime
UwView Pro now runs on Windows, macOS and Linux. One license covers every OS (one-time or monthly — prices unc…
Technical Deep Dive UwView Pro in Animated GIFs — Instant Open, Search, Highlight, and Rectangular Save in Action
For UwView Pro (UVP below), we've already shared numbers on speed in our benchmark article and our klogg compa…
Release UwView Pro Is Now on Sale — Instant Access to Huge Files, Anytime (Windows, macOS & Linux)
We've released UwView Pro, the premium upgrade to the free large-file text viewer UwView. It's available first…
Technical Guide Tracing 5xx Errors in Access Logs as One Thread: Putting UwView’s Search, Color-Coding, and Bookmarks Together in Practice
The large-file text viewer UwView has had its features introduced one at a time so far — the color-coding high…
Comparison An Honest Comparison with klogg [Ver1.1.1, Complete Edition] — Free UwView and Upper-Tier Pro, Every Item
[Update, 16 October 2026] Speed today — the free edition, slower than klogg in July, is now on par or faster T…
Release UwView v1.1.1 — Instant Right-Click Colorizing, Resume Right Where You Left Off
I've released v1.1.1 of UwView, the large-file text viewer (free, on GitHub). The previous release, v1.1, adde…