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React Table Block Virtualized Rows

Virtualized table component rendering only visible rows for performance with large React datasets

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Handle massive datasets on your Next.js dashboard with this virtualized table component. Features windowed rendering showing only visible rows, smooth scrolling through thousands of items, dynamic row height support, scroll position preservation, and memory-efficient DOM with fixed element count. Built with shadcn/ui Table component using Tailwind CSS and native scroll events. The performance-optimized design handles 10,000+ rows effortlessly—perfect for log viewers, analytics tables, large inventories, or any React app with massive tabular datasets.

5,000 log entries (virtualized)

Rendering 20 of 5,000 rows

#
Timestamp
Level
Service
Message
1
00:00:00
INFO
api-gateway
Request processed successfully
2
00:00:01
WARN
auth-service
Connection timeout after 30s
3
00:00:02
ERROR
user-service
Database query completed in 45ms
4
00:00:03
DEBUG
payment-service
Cache miss for key user:12345
5
00:00:04
INFO
notification-service
Rate limit exceeded for IP
6
00:00:05
WARN
api-gateway
Authentication token validated
7
00:00:06
ERROR
auth-service
Failed to connect to upstream
8
00:00:07
DEBUG
user-service
Retry attempt 3 of 5
9
00:00:08
INFO
payment-service
Graceful shutdown initiated
10
00:00:09
WARN
notification-service
Health check passed
11
00:00:10
ERROR
api-gateway
Request processed successfully
12
00:00:11
DEBUG
auth-service
Connection timeout after 30s
13
00:00:12
INFO
user-service
Database query completed in 45ms
14
00:00:13
WARN
payment-service
Cache miss for key user:12345
15
00:00:14
ERROR
notification-service
Rate limit exceeded for IP
16
00:00:15
DEBUG
api-gateway
Authentication token validated
17
00:00:16
INFO
auth-service
Failed to connect to upstream
18
00:00:17
WARN
user-service
Retry attempt 3 of 5
19
00:00:18
ERROR
payment-service
Graceful shutdown initiated
20
00:00:19
DEBUG
notification-service
Health check passed

Scroll to see virtualization in action. Only visible rows are rendered in the DOM.

Installation

Questions you might have