When application performance is a must, D-Type fonts earn your trust.
If you are using D-Type Font Engine or D-Type PowerDoc Engine to render text, it makes sense to store your fonts in D-Type format. D-Type fonts are more versatile and more compact than existing commonly used font formats, such as TypeType, OpenType, Type 1 and even Adobe’s CFF (Compact Font Format). D-Type fonts can also provide an extra performance boost for your applications. Converting any existing scalable font format to D-Type format is straightforward when using D-Type Font Converter.
D-Type Font Converter is provided at no cost when you purchase a license for one of the following D-Type libraries:
D-Type font format is feature-rich. Every feature available in existing scalable font formats is also present in D-Type. However, the D-Type font format is more compact and more versatile than other font formats, making it an ideal choice for D-Type Font Engine.
| Feature | Font Format | |||
|---|---|---|---|---|
| TrueType / OpenType | Type 1 | CFF | D-Type | |
| Compact file size | No | Yes | Yes | Yes |
| Pure binary format | Yes | No | Mostly | Yes |
| Efficient to parse and process | Mostly | No | Mostly | Yes |
| No redundant data | No | Yes | Yes | Yes |
| Clean design (e.g. no messy data structures) |
Mostly | No | Somewhat | Yes |
| Easily extensible | Yes but with trade-offs and caveats | No | Somewhat | Yes |
| Supports more than 256 glyphs in a single file | Yes | No | Yes | Yes |
| Supports Unicode | Yes | No | Yes | Yes |
| Supports advanced typography | Yes | No | No | Yes |
| All font data in a single file | Yes | No | No | Yes |
| Random access | Yes | No | Yes | Yes |
| Supports multiple fonts in a single file (i.e. font collections) |
Yes | No | No | Yes |
| Supports multiple-master (or variable) fonts | Statring with OpenType version 1.8 | Yes | Only CFF2 | Yes |
| Supports glyph hints or instructions | Yes | Yes | Yes | Yes |
| Validator available | Yes | Not to our knowledge | Not to our knowledge | Yes |
In the following section, we demonstrate the compactness and efficiency of the D-Type font format. We compare the sizes of eight randomly selected fonts in TrueType, Type 1, and CFF (Compact Font Format) with D-Type. We also show the size of each font when compressed using a conventional ZIP compressor, illustrating the efficiency of each format. For example, if a 90 KB font file can be compressed to a 46 KB ZIP file, its efficiency is only about 51% (calculated as 100 * 46 / 90), which is not very high. Conversely, if a 90 KB font file can be compressed to an 85 KB ZIP file, its efficiency is approximately 94% (calculated as 100 * 85 / 90), indicating a high level of compactness. When efficiency is this high, little additional size reduction can be achieved through compression, meaning the font file is already highly compact. The tests we conducted show that fonts converted from TrueType/OpenType, Type 1, and CFF formats to D-Type are consistently extremely compact, with an average efficiency around 90%.
It is also noteworthy that the efficiency of TrueType/OpenType, likely the most commonly used format today, is relatively low, around 58%. More importantly, converting TrueType/OpenType fonts to D-Type can reduce their file size by nearly three times!
| Legitimate | Suspicious |
|------------|-------------|
| Distributed via Microsoft Volume Licensing Service Center (VLSC) | Distributed via torrent, RAR, or file-sharing sites |
| Filename: Office2024LTSC_Setup.exe | Filename includes build numbers, “preview”, “aio” |
| SHA-1 hash provided by Microsoft | No hash or fake checksum |
| Digital signature from Microsoft | Invalid or missing signature |
| Requires valid MAK/KMS key | Includes “activator” or “crack” |
Using unlicensed software violates copyright laws. Companies face fines; individuals risk ISP warnings or legal notices.
The rain in Neo-Shanghai didn't wash things clean; it just made the neon signs blur into long, bleeding streaks of light across the pavement.
Kael sat in the corner of the noodle shop, his knuckles white as he gripped his coffee. He wasn't here for the synth-pork. He was here for the meet. He checked his watch—a vintage Casio he kept running on a dying battery for nostalgia's sake.
He was late.
"You look jumpy, Kael," a voice rasped from the doorway. It was Silk, a fixer whose real name had been lost to the datasphere decades ago. He shook a wet umbrella and sat down, sliding a rusted, water-stained hard drive across the table. "I brought the package."
Kael stared at the drive. It was labeled in fading sharpie: OFFICE2024LTSC.
"You sure this is the one?" Kael asked, his voice low. "I don't need any bloat. I don't need the Cloud. I don't need Copilot breathing down my neck, scanning my keystrokes for 'sentiment analysis.' I need the raw tools."
Silk grinned, revealing a row of silver-capped teeth. "You asked for the Enterprise. You asked for Long-Term Servicing Channel. This isn't the consumer trash they push on the plebs. This is the AIO. All-in-one. This is the build that exists outside the subscription model."
"Which build?" Kael demanded. He needed specifics. In the underground archiving scene, a single digit could mean the difference between a stable system and a brick.
"Build 1710320000," Silk whispered, tapping the table rhythmically. "Preview. The golden master before the lock-down."
Kael let out a breath he didn't know he was holding. "Multilingual?"
"Every language pack known to man is baked in. English, Mandarin, Swahili, Esperanto. You can write your manifesto in High Valyrian if you want. It’s all there. Word, Excel, PowerPoint, Outlook. They don't phone home. They don't update unless you let them. It’s a time capsule of productivity."
"And the activation?" Kael asked. "The activation servers for the preview window are long dead."
Silk reached into his trench coat and pulled out a small, scratched data chip. He placed it on top of the drive.
"This contains the work," Silk said, emphasizing the word. "The KMS emulator. It’s a workaround. It tells the software it’s sitting in a corporate server room in 2025, forever. It thinks it’s legitimate. It works."
Kael picked up the chip. It felt heavy, heavier than the plastic it was made of. With this, he could finish his thesis. He could run the spreadsheets for the neighborhood co-op without needing a monthly tithe to the mega-corps. He could exist in a digital space that was truly his own.
"X64?" Kael asked, one final check.
"Native 64-bit," Silk nodded. "Optimized for the old rigs. It runs smooth, Kael. Like butter on a hot pan."
Kael slid the drive and the chip into his pocket. He pushed a stack of credits across the table. Silk didn’t count them; trust was the currency of the archivists.
"Enjoy the preview," Silk said, standing up. "It’s the last honest software you’ll ever touch."
As the fixer walked out into the rain, Kael pulled out his ruggedized laptop, waiting for the lightning to flash so he could see the screen clearly. He plugged in the drive.
A window popped up. Installing Microsoft Office 2024...
He watched the progress bar crawl. In a world of streaming, subscriptions, and surveillance, he was building a fortress of solitude, one offline installation at a time. The prompt asked for the language. He selected his native tongue. Using unlicensed software violates copyright laws
The installation completed.
Status: Work.
Kael smiled, opened a blank document, and began to type.
The string you provided describes an unofficial distribution of Microsoft Office 2024 LTSC (Long-Term Servicing Channel) Preview, specifically Build 17103.20000. This particular build was part of the early commercial preview phase released by Microsoft in April 2024.
The file name indicates an "AIO" (All-In-One) package, which typically includes multiple Office versions (like Professional Plus, Standard, etc.) and multilingual support in a single compressed .rar file for 64-bit Windows systems. Key Features of Office 2024 LTSC Preview
This version was designed for specialized, regulated environments that cannot accept frequent feature updates, such as medical equipment or manufacturing floor devices.
Excel Enhancements: Introduced Dynamic Charts and Dynamic Arrays that automatically update when data changes, along with 14 new text and array functions.
Outlook Improvements: Better search capabilities for emails, calendars, and contacts, as well as new meeting creation options to automatically shorten meetings.
Modern Design: A visual refresh based on Fluent Design principles, aligning with the aesthetic of Windows 11.
New Tools: Includes the IMAGE function in Excel to pull pictures directly from the web and the ability to insert photos from an Android device into documents.
Accessibility: Added the Accessibility Ribbon to make it easier to find tools for creating inclusive content. Comparison with Microsoft 365
Unlike the subscription-based Microsoft 365, the 2024 LTSC version is "frozen in time". What's new in Office 2024 and Office LTSC 2024
It sounds like you’re referencing a specific leaked or test build naming convention for Microsoft Office. Before providing informative content, it’s important to clarify that Microsoft has not officially released “Microsoft Office 2024” as a perpetual (non-subscription) version as of my knowledge cutoff in October 2023. The official commercial preview for Office 2024 is expected in mid-2024, with general availability later that year.
The string you provided — v2312 build 1710320000 preview ltsc aio x64 multilingual.rar — appears to be a unofficial, potentially pirated or test build naming scheme, often circulated on warez or beta collector sites. Here’s what each part typically means in that context, followed by legitimate information on Office 2024 LTSC.
The filename you’re referencing is not an official Microsoft release. It is almost certainly:
No. It is almost certainly a malicious, cracked, or fake package. Downloading it puts your privacy, files, and device at high risk.
Legitimate users should:
If you already downloaded this file: run a full antivirus scan (Windows Defender Offline, Malwarebytes), change your passwords, and monitor your bank accounts.
Remember: Software that seems too good to be true – a future version, pre-activated, in a .rar file – is the digital equivalent of a stranger handing you a USB drive in a parking lot. Don’t plug it in.
Microsoft Office 2024 LTSC (Long-Term Servicing Channel) Preview
. While the underlying software is a legitimate Microsoft pre-release product, the specific file mentioned (often found on third-party sites like
) is an "All-in-One" (AIO) repack that typically includes automated activation tools. Key Components of this Version Version 2312, Build 17103.20000
: This was one of the earliest builds of the Office 2024 Preview, released for testing in late 2023. LTSC (Long-Term Servicing Channel) The filename you’re referencing is not an official
: A perpetual license version designed for devices that cannot easily receive frequent feature updates, such as medical equipment or factory controllers. AIO (All-in-One)
: Indicates the package contains both 32-bit and 64-bit versions and potentially multiple language packs (Multilingual) in a single installer. Microsoft Learn Technical Limitations Unlike the standard Microsoft 365 subscription, this LTSC version is "locked in time": Microsoft Learn No Cloud Features
: It lacks real-time collaboration, AI-driven automation (like Copilot), and cloud-backed security. Subset of Features
: It only includes a portion of the features found in Microsoft 365, such as new Excel functions and accessibility improvements. Microsoft Learn Legitimate Installation Method
Official previews are intended for commercial customers to test before purchasing. Microsoft recommends deploying it using the Office Deployment Tool (ODT) rather than third-party Microsoft Learn Download the ODT from the Microsoft Download Center configuration.xml file specifying the Office 2024 LTSC Preview product ID. Run the command setup.exe /configure configuration.xml
in the Command Prompt to install directly from Microsoft's servers. Security Warning : Be cautious with
files from unofficial sources labeled "pre-activated" or "work," as they often contain cracked files or scripts that may trigger security alerts or harbor malware. XML configuration code
to install this version directly from Microsoft's official servers? Overview of Office LTSC 2024 - Microsoft Learn
Here are the features of Microsoft Office 2024:
Overview
Microsoft Office 2024 is a suite of productivity software that includes a range of applications for various tasks, including word processing, spreadsheet analysis, presentation design, and more. The version you mentioned, v2312 build 1710320000, is a preview build of the LTSC (Long-Term Servicing Channel) version, which is a special channel that receives updates with a longer support period.
Key Features
Individual Applications
The following applications are included in Microsoft Office 2024:
Other Features
LTSC (Long-Term Servicing Channel)
The LTSC version of Office 2024 is designed for organizations that require a stable and predictable software platform. This channel receives updates with a longer support period, typically 5 years, making it suitable for organizations with strict change management policies.
System Requirements
To run Microsoft Office 2024, your system should meet the following requirements:
Keep in mind that these are general features and system requirements, and specific details may vary depending on your region and organization.
Microsoft Office 2024 LTSC (Long Term Servicing Channel) is a perpetually licensed version of the Office suite designed for environments that cannot receive frequent feature updates, such as regulated devices or systems without internet connectivity. Microsoft Community Hub The specific build you mentioned, v2312 Build 17103.20000 , refers to the initial Commercial Preview release launched in April 2024. Microsoft Community Hub Included Applications
Office LTSC Professional Plus 2024 includes the following core desktop applications: Microsoft Learn PowerPoint Skype for Business (optional installation) Microsoft Publisher is included as it is being retired. Microsoft Learn Key Features and Improvements
Unlike Microsoft 365, this version does not receive ongoing feature updates after launch. However, it includes several improvements over Office 2021: Microsoft Support Excel Improvements Cybercriminals embed trojans
: New text manipulation functions (TEXTSPLIT, TEXTBEFORE/AFTER) and array functions (VSTACK, HSTACK). Modernized Interface
: A refreshed design that aligns with the Windows 11 aesthetic. Enhanced Performance
: Improved search capabilities in Outlook and faster session recovery in Word. Accessibility
: New tools to ensure documents are more inclusive for all users. WPS Office System Requirements Overview of Office LTSC 2024 - Microsoft Learn
The release of Microsoft Office 2024 (v2312 Build 17103.20000)
marked a pivotal moment for users seeking a modern productivity suite without the constraints of a monthly subscription. This build represents an early preview version of the Long-Term Servicing Channel (
), a "perpetual" license designed for stable environments like medical equipment or regulated manufacturing floors where constant cloud updates are not feasible Key Features of Office 2024 LTSC
While this version lacks the AI-driven "Copilot" features of Microsoft 365, it introduces several significant upgrades over the 2021 edition: Modernized Interface: A new look based on Fluent Design
principles, creating a more intuitive experience across Windows 10 and 11. Excel Enhancements:
Over 14 new text and array functions, dynamic charts, and the function for easier data visualization. Outlook Improvements: Faster search and better meeting creation options. PowerPoint Tools: A built-in Recording Studio
for creating video presentations and better support for closed captions. Accessibility:
A dedicated Accessibility ribbon to help users identify and fix document readability issues. The Role of "AIO" and Build 17103.20000 In the tech community, files labeled "AIO" (All-In-One)
often bundle both 32-bit and 64-bit architectures with multiple language packs, allowing for a single, versatile installation.
Commercial preview of Microsoft Office LTSC 2024 is now available
I notice you're asking about a specific file name that appears to reference Microsoft Office 2024 Preview / LTSC, along with a version number (v2312, build 1710320000), “AIO” (all-in-one), “x64”, “multilingual”, and a “.rar” archive.
Let me clarify a few important points:
Let’s analyze each segment of the search phrase:
| Term | Meaning / Implication | |------|------------------------| | microsoft office 2024 | Fictional version – no official announcement. Possibly a misinterpreted internal build or a fake label. | | v2312 | A version number; Microsoft uses YYMM format for updates (e.g., 2312 = December 2023). This predates any “2024” release. | | build 1710320000 | Unusual build number – official Office builds are shorter (e.g., 16.0.xxxxx). This long number is suspicious. | | preview | Suggests a beta or pre-release version. Microsoft does release beta builds for Current Channel, but not branded as “Office 2024.” | | LTSC | Long-Term Servicing Channel – exists for Office 2019 and 2021, but not yet for 2024. | | AIO | All-In-One – typically means all apps (Word, Excel, PowerPoint, Outlook, etc.) are included. | | x64 | 64-bit version, common for modern Windows systems. | | multilingual | Contains multiple language packs – a plausible feature for enterprise LTSC builds. | | rar | Archive format – indicates the file is compressed and obtained from non-Microsoft sources. | | work | Likely a user’s desperate plea: “Does this crack/activation actually work?” |
Conclusion: This keyword is a frankenstein of genuine Microsoft terminology and fake/misleading tags designed to attract users looking for a free, pre-cracked, future version of Office.
Legitimate previews are available through:
Official build numbers follow this format:
No official build starts with 1710320000.
Cybercriminals embed trojans, keyloggers, or ransomware into fake Office installers. The long numeric build number is a common trick to appear legitimate.
| Font Name | Type 1 Format | D-Type Format | D-Type Size Reduction (A / D) |
||||
|---|---|---|---|---|---|---|---|
| A Original Size | B Zipped Size | C Efficiency (B / A * 100) |
D Original Size | E Zipped Size | F Efficiency (E / D * 100) |
||
| Helvetica 003.001 (hv______.pfb) |
32 KB | 31 KB | 97% | 16 KB | 15 KB | 94% | 2 |
| Antique Olive Roman 001.002 (aqr_____.pfb) |
31 KB | 29 KB | 93% | 16 KB | 15 KB | 94% | 1.9 |
| LucidaTypewriterEF-Bold 001.000 (ldbd____.pfb) |
56 KB | 52 KB | 92% | 26 KB | 24 KB | 92% | 2.2 |
| URW Chancery L Medium Italic 001.005 (z003034l.pfb) |
38 KB | 37 KB | 97% | 26 KB | 27 KB | 96% | 1.5 |
| URW Palladio L Roman 1.06 (p052003l.pfb) |
173 KB | 172 KB | 99% | 50 KB | 41 KB | 82% | 3.5 |
| URW Bookman L Light 1.06 (b018012l.pfb) |
138 KB | 137 KB | 99% | 52 KB | 45 KB | 86% | 2.7 |
| Nimbus Roman No9 L Medium 1.06 (n021004l.pfb) |
133 KB | 132 KB | 99% | 49 KB | 43 KB | 88% | 2.7 |
| Computer Modern 001.100 (cmmib5.pfb) |
34 KB | 31 KB | 91% | 20 KB | 19 KB | 95% | 1.7 |
| Average Efficiency and Overall Reduction | 96% | 91% | 2.3 | ||||
The efficiency of the Type 1 format is consistently high, averaging around 96%. In most cases, the original file size is very close to the compressed size. However, Type 1 fonts are limited to a maximum of 256 glyphs.
The efficiency of the D-Type format is also very high and consistent, averaging around 91% (about 5% less than Type 1). More importantly, D-Type fonts are not restricted to 256 glyphs.
On average, D-Type fonts are more than twice as small as their corresponding Type 1 files.
| Font Name | CFF Format | D-Type Format | D-Type Size Reduction (A / D) |
||||
|---|---|---|---|---|---|---|---|
| A Original Size | B Zipped Size | C Efficiency (B / A * 100) |
D Original Size | E Zipped Size | F Efficiency (E / D * 100) |
||
| CMU Bright Roman (CMUBright-Roman.cff) |
184 KB | 97 KB | 52% | 111 KB | 101 KB | 91% | 1.6 |
| CMU Serif Upright Italic (CMUSerif-UprightItalic.cff) |
248 KB | 114 KB | 46% | 122 KB | 112 KB | 85% | 1.5 |
| ESL Gothic Unicode (ESLGothic.cff) |
40 KB | 21 KB | 52% | 27 KB | 23 KB | 92% | 1.5 |
| Kozuka Mincho Pro (Kozuka.cff) |
3,671 KB | 3,230 KB | 88% | 3,637 KB | 3,393 KB | 93% | 1.0 |
| Adobe Caslon Pro Bold (ACaslopPro-Bold.cff) |
113 KB | 95 KB | 84% | 102 KB | 99 KB | 97% | 1.1 |
| Adobe Arabic Regular (AdobeArabic-Regular.cff) |
103 KB | 77 KB | 75% | 98 KB | 83 KB | 85% | 1.1 |
| Nimbus Sans L Bold (FreeSansBold.cff) |
55 KB | 32 KB | 58% | 38 KB | 34 KB | 89% | 1.4 |
| AntykwaTorunska-Regular (AntykwaTorunska-Regular.cff) |
103 KB | 77 KB | 75% | 94 KB | 82 KB | 87% | 1.1 |
| Average Efficiency and Overall Reduction | 66% | 90% | 1.3 | ||||
The efficiency of the CFF format varies significantly, ranging from as low as 46% to as high as 88%.
The efficiency of the D-Type format remains consistently high, averaging around 90%. In some extreme cases, it approaches 97%, indicating that further size reduction using conventional ZIP compressors is generally not feasible.
On average, D-Type fonts are more than 1.3 times smaller than their corresponding CFF files.
Availability |
|
|---|---|
Application Interface |
Command Line Interface (CLI) |
Input Font Formats |
Any font format supported by D-Type Fony Engine |
Output Font Formats |
D-Type |
If you have a question about D-Type technology that you can’t find the answer to, please use our Obtain Additional Information form. We will publish your question along with our response within a few days and notify you once the answer is available on our website.
Additionally, you may find it helpful to explore the history of D-Type releases and review the D-Type News page.
Available in binary, object, and/or source code format for any hardware or operating system environment, D-Type technology is an excellent choice for software developers seeking a rendering solution that is affordable, mature, reliable, secure, well-maintained, well-supported, super-fast and packed with features.