The following libraries used to be standard gems, but have later been removed from Ruby.
List of Removed Default Gems
| Default Gem | Description | Resources |
|---|---|---|
| cmath | Trigonometric and transcendental functions for complex numbers | RubyGems · GitHub · RDoc |
| dbm c | Support for DBM databases | RubyGems · GitHub · RDoc |
| e2mmap | Abstraction around exception handling | RubyGems · GitHub · RDoc |
| gdbm c | Support for GDBM databases | RubyGems · GitHub · RDoc |
| readline-ext c | Interface to GNU Readline and NetBSD Editline | RubyGems · GitHub · RDoc |
| scanf | Pure-Ruby scanf implementation | RubyGems · GitHub · RDoc |
| sdbm c | Support for SDBM databases | RubyGems · GitHub · RDoc |
| shell | Provides a Ruby interface for interacting with the shell | RubyGems · GitHub · RDoc |
| sync | Two-phase lock with a counter for multi-threaded code | RubyGems · GitHub · RDoc |
| thwait | Waits for threads to finish | RubyGems · GitHub · RDoc |
| tracer | Outputs the code execution trace via Kernel#set_trace_func | RubyGems · GitHub · RDoc |
| webrick | HTTP Server | RubyGems · GitHub · RDoc |
List of Removed Bundled Gems
| Bundled Gem | Description | Resources |
|---|---|---|
| net-telnet | Support for Telnet | RubyGems · GitHub · RDoc |
| xmlrpc | Remote Procedure Calls via XML and HTTP | RubyGems · GitHub · RDoc |
More Standard Gems
- General information about standard gems
- Gem list for Ruby: 3.4.0 (preview)
- Gem list for Ruby: 3.3.6 · 3.3.5 · 3.3.4 · 3.3.3 · 3.3.2 · 3.3.1 · 3.3.0
- Gem list for Ruby: 3.2.6 · 3.2.5 · 3.2.4 · 3.2.3 · 3.2.2 · 3.2.1 · 3.2.0
- Gem list for Ruby: 3.1.6 · 3.1.5 · 3.1.4 · 3.1.3 · 3.1.2 · 3.1.1 · 3.1.0
- Gem list for Ruby: 3.0.7 · 3.0.6 · 3.0.5 · 3.0.4 · 3.0.3 · 3.0.2 · 3.0.1 · 3.0.0
- Gem list for Ruby: 2.7.8 · 2.7.7 · 2.7.6 · 2.7.5 · 2.7.4 · 2.7.3 · 2.7.2 · 2.7.1 · 2.7.0
- Gem list for Ruby: 2.6.10 · 2.6.9 · 2.6.8 · 2.6.7 · 2.6.6 · 2.6.5 · 2.6.4 · 2.6.3 · 2.6.2 · 2.6.1 · 2.6.0
- Gem list for Ruby: 2.5.9 · 2.5.8 · 2.5.7 · 2.5.6 · 2.5.5 · 2.5.4 · 2.5.3 · 2.5.2 · 2.5.1 · 2.5.0
- Gem list for Ruby: 2.4.10 · 2.4.9 · 2.4.8 · 2.4.7 · 2.4.6 · 2.4.5 · 2.4.4 · 2.4.3 · 2.4.2 · 2.4.1 · 2.4.0
- Gem list for Ruby: 2.3.8 · 2.3.7 · 2.3.6 · 2.3.5 · 2.3.4 · 2.3.3 · 2.3.2 · 2.3.1 · 2.3.0
- Gem list for Ruby: 2.2.10 · 2.2.9 · 2.2.8 · 2.2.7 · 2.2.6 · 2.2.5 · 2.2.4 · 2.2.3 · 2.2.2 · 2.2.1 · 2.2.0
- Compare versions: Main Rubies · Supported Rubies · All Rubies · 3.3 · 3.2 · 3.1 · 3.0 · 2.7 · 2.6 · 2.5 · 2.4 · 2.3 · 2.2
- Gemified in: 3.4 - 3.3 - 3.2 · 3.1 · 3.0 · 2.7 · 2.6 · 2.5 · 2.4 · 2.3 · 2.2
- List of Non-Gem Default Libraries
- List of Unmaintained Default Gems
- List of Removed Standard Gems